Canonical Linux software
Products by Canonical Sorted by Most Security Vulnerabilities since 2018
Recent Canonical Security Advisories
| Advisory | Title | Published |
|---|---|---|
| USN-6135-1 | USN-6135-1: Linux kernel (Azure CVM) vulnerabilities | June 2, 2023 |
| USN-6134-1 | USN-6134-1: Linux kernel (Intel IoTG) vulnerabilities | June 1, 2023 |
| USN-6133-1 | USN-6133-1: Linux kernel (Intel IoTG) vulnerabilities | June 1, 2023 |
| USN-6132-1 | USN-6132-1: Linux kernel vulnerabilities | June 1, 2023 |
| USN-6131-1 | USN-6131-1: Linux kernel vulnerabilities | June 1, 2023 |
| USN-6130-1 | USN-6130-1: Linux kernel vulnerabilities | June 1, 2023 |
| USN-6128-2 | USN-6128-2: CUPS vulnerability | June 1, 2023 |
| USN-6129-1 | USN-6129-1: Avahi vulnerability | June 1, 2023 |
| USN-6128-1 | USN-6128-1: CUPS vulnerability | June 1, 2023 |
| USN-6127-1 | USN-6127-1: Linux kernel vulnerabilities | May 31, 2023 |
By the Year
In 2023 there have been 320 vulnerabilities in Canonical with an average score of 6.9 out of ten. Last year Canonical had 914 security vulnerabilities published. Right now, Canonical is on track to have less security vulnerabilities in 2023 than it did last year. Last year, the average CVE base score was greater by 0.03
| Year | Vulnerabilities | Average Score |
|---|---|---|
| 2023 | 320 | 6.92 |
| 2022 | 914 | 6.95 |
| 2021 | 613 | 6.74 |
| 2020 | 672 | 6.40 |
| 2019 | 730 | 6.94 |
| 2018 | 867 | 7.16 |
It may take a day or so for new Canonical vulnerabilities to show up in the stats or in the list of recent security vulnerabilties. Additionally vulnerabilities may be tagged under a different product or component name.
Recent Canonical Security Vulnerabilities
Following a Garbage Collector compaction, weak maps may have been accessed before they were correctly traced
CVE-2023-29535
- June 02, 2023
Following a Garbage Collector compaction, weak maps may have been accessed before they were correctly traced. This resulted in memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.
A website could have obscured the fullscreen notification by using a combination of <code>window.open</code>
CVE-2023-29533
- June 02, 2023
A website could have obscured the fullscreen notification by using a combination of <code>window.open</code>, fullscreen requests, <code>window.name</code> assignments, and <code>setInterval</code> calls. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.
Memory safety bugs present in Firefox 111
CVE-2023-29551
- June 02, 2023
Memory safety bugs present in Firefox 111. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
Memory safety bugs present in Firefox 111 and Firefox ESR 102.9
CVE-2023-29550
- June 02, 2023
Memory safety bugs present in Firefox 111 and Firefox ESR 102.9. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.
Under certain circumstances, a call to the <code>bind</code> function may have resulted in the incorrect realm
CVE-2023-29549
- June 02, 2023
Under certain circumstances, a call to the <code>bind</code> function may have resulted in the incorrect realm. This may have created a vulnerability relating to JavaScript-implemented sandboxes such as SES. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
A wrong lowering instruction in the ARM64 Ion compiler resulted in a wrong optimization result
CVE-2023-29548
- June 02, 2023
A wrong lowering instruction in the ARM64 Ion compiler resulted in a wrong optimization result. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.
When a secure cookie existed in the Firefox cookie jar an insecure cookie for the same domain could have been created
CVE-2023-29547
- June 02, 2023
When a secure cookie existed in the Firefox cookie jar an insecure cookie for the same domain could have been created, when it should have silently failed. This could have led to a desynchronization in expected results when reading from the secure cookie. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
If multiple instances of resource exhaustion occurred at the incorrect time
CVE-2023-29544
- June 02, 2023
If multiple instances of resource exhaustion occurred at the incorrect time, the garbage collector could have caused memory corruption and a potentially exploitable crash. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
An attacker could have caused memory corruption and a potentially exploitable use-after-free of a pointer in a global object's debugger vector
CVE-2023-29543
- June 02, 2023
An attacker could have caused memory corruption and a potentially exploitable use-after-free of a pointer in a global object's debugger vector. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
Using a redirect embedded into <code>sourceMappingUrls</code> could
CVE-2023-29540
- June 02, 2023
Using a redirect embedded into <code>sourceMappingUrls</code> could allow for navigation to external protocol links in sandboxed iframes without <code>allow-top-navigation-to-custom-protocols</code>. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
Multiple race conditions in the font initialization could have led to memory corruption and execution of attacker-controlled code
CVE-2023-29537
- June 02, 2023
Multiple race conditions in the font initialization could have led to memory corruption and execution of attacker-controlled code. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
In multiple cases browser prompts could have been obscured by popups controlled by content
CVE-2023-32205
- June 02, 2023
In multiple cases browser prompts could have been obscured by popups controlled by content. These could have led to potential user confusion and spoofing attacks. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
A missing delay in popup notifications could have made it possible for an attacker to trick a user into granting permissions
CVE-2023-32207
- June 02, 2023
A missing delay in popup notifications could have made it possible for an attacker to trick a user into granting permissions. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
A type checking bug would have led to invalid code being compiled
CVE-2023-32211
- June 02, 2023
A type checking bug would have led to invalid code being compiled. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
An attacker could have positioned a <code>datalist</code> element to obscure the address bar
CVE-2023-32212
- June 02, 2023
An attacker could have positioned a <code>datalist</code> element to obscure the address bar. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
When reading a file, an uninitialized value could have been used as read limit
CVE-2023-32213
- June 02, 2023
When reading a file, an uninitialized value could have been used as read limit. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
Memory safety bugs present in Firefox 112 and Firefox ESR 102.10
CVE-2023-32215
- June 02, 2023
Memory safety bugs present in Firefox 112 and Firefox ESR 102.10. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
An out-of-bound read could have led to a crash in the RLBox Expat driver
CVE-2023-32206
- June 02, 2023
An out-of-bound read could have led to a crash in the RLBox Expat driver. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
In multiple cases browser prompts could have been obscured by popups controlled by content
CVE-2023-32205
- June 02, 2023
In multiple cases browser prompts could have been obscured by popups controlled by content. These could have led to potential user confusion and spoofing attacks. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
A missing delay in popup notifications could have made it possible for an attacker to trick a user into granting permissions
CVE-2023-32207
- June 02, 2023
A missing delay in popup notifications could have made it possible for an attacker to trick a user into granting permissions. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
A type checking bug would have led to invalid code being compiled
CVE-2023-32211
- June 02, 2023
A type checking bug would have led to invalid code being compiled. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
An attacker could have positioned a <code>datalist</code> element to obscure the address bar
CVE-2023-32212
- June 02, 2023
An attacker could have positioned a <code>datalist</code> element to obscure the address bar. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
When reading a file, an uninitialized value could have been used as read limit
CVE-2023-32213
- June 02, 2023
When reading a file, an uninitialized value could have been used as read limit. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
Memory safety bugs present in Firefox 112 and Firefox ESR 102.10
CVE-2023-32215
- June 02, 2023
Memory safety bugs present in Firefox 112 and Firefox ESR 102.10. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
An out-of-bound read could have led to a crash in the RLBox Expat driver
CVE-2023-32206
- June 02, 2023
An out-of-bound read could have led to a crash in the RLBox Expat driver. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
In multiple cases browser prompts could have been obscured by popups controlled by content
CVE-2023-32205
- June 02, 2023
In multiple cases browser prompts could have been obscured by popups controlled by content. These could have led to potential user confusion and spoofing attacks. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
A missing delay in popup notifications could have made it possible for an attacker to trick a user into granting permissions
CVE-2023-32207
- June 02, 2023
A missing delay in popup notifications could have made it possible for an attacker to trick a user into granting permissions. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
A type checking bug would have led to invalid code being compiled
CVE-2023-32211
- June 02, 2023
A type checking bug would have led to invalid code being compiled. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
An attacker could have positioned a <code>datalist</code> element to obscure the address bar
CVE-2023-32212
- June 02, 2023
An attacker could have positioned a <code>datalist</code> element to obscure the address bar. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
When reading a file, an uninitialized value could have been used as read limit
CVE-2023-32213
- June 02, 2023
When reading a file, an uninitialized value could have been used as read limit. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
Memory safety bugs present in Firefox 112 and Firefox ESR 102.10
CVE-2023-32215
- June 02, 2023
Memory safety bugs present in Firefox 112 and Firefox ESR 102.10. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
An out-of-bound read could have led to a crash in the RLBox Expat driver
CVE-2023-32206
- June 02, 2023
An out-of-bound read could have led to a crash in the RLBox Expat driver. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
An attacker could cause the memory manager to incorrectly free a pointer
CVE-2023-29536
- June 02, 2023
An attacker could cause the memory manager to incorrectly free a pointer that addresses attacker-controlled memory, resulting in an assertion, memory corruption, or a potentially exploitable crash. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.
Under specific circumstances a WebExtension may have received a <code>jar:file:///</code> URI instead of a <code>moz-extension:///</code> URI during a load request
CVE-2023-29538
- June 02, 2023
Under specific circumstances a WebExtension may have received a <code>jar:file:///</code> URI instead of a <code>moz-extension:///</code> URI during a load request. This leaked directory paths on the user's machine. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
When handling the filename directive in the Content-Disposition header, the filename
CVE-2023-29539
- June 02, 2023
When handling the filename directive in the Content-Disposition header, the filename would be truncated if the filename contained a NULL character. This could have led to reflected file download attacks potentially tricking users to install malware. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.
An out-of-bound read could have led to a crash in the RLBox Expat driver
CVE-2023-32206
- June 02, 2023
An out-of-bound read could have led to a crash in the RLBox Expat driver. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
Memory safety bugs present in Firefox 112 and Firefox ESR 102.10
CVE-2023-32215
- June 02, 2023
Memory safety bugs present in Firefox 112 and Firefox ESR 102.10. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
When reading a file, an uninitialized value could have been used as read limit
CVE-2023-32213
- June 02, 2023
When reading a file, an uninitialized value could have been used as read limit. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
An attacker could have positioned a <code>datalist</code> element to obscure the address bar
CVE-2023-32212
- June 02, 2023
An attacker could have positioned a <code>datalist</code> element to obscure the address bar. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
A type checking bug would have led to invalid code being compiled
CVE-2023-32211
- June 02, 2023
A type checking bug would have led to invalid code being compiled. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
A missing delay in popup notifications could have made it possible for an attacker to trick a user into granting permissions
CVE-2023-32207
- June 02, 2023
A missing delay in popup notifications could have made it possible for an attacker to trick a user into granting permissions. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
In multiple cases browser prompts could have been obscured by popups controlled by content
CVE-2023-32205
- June 02, 2023
In multiple cases browser prompts could have been obscured by popups controlled by content. These could have led to potential user confusion and spoofing attacks. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
Firefox did not properly handle downloads of files ending in <code>.desktop</code>
CVE-2023-29541
- June 02, 2023
Firefox did not properly handle downloads of files ending in <code>.desktop</code>, which can be interpreted to run attacker-controlled commands. <br>*This bug only affects Firefox for Linux on certain Distributions. Other operating systems are unaffected, and Mozilla is unable to enumerate all affected Linux Distributions.*. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.
Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 108
CVE-2023-23606
- June 02, 2023
Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 108. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 109.
Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 108 and Firefox ESR 102.6
CVE-2023-23605
- June 02, 2023
Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 108 and Firefox ESR 102.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
A duplicate <code>SystemPrincipal</code> object could be created when parsing a non-system html document
CVE-2023-23604
- June 02, 2023
A duplicate <code>SystemPrincipal</code> object could be created when parsing a non-system html document via <code>DOMParser::ParseFromSafeString</code>. This could have lead to bypassing web security checks. This vulnerability affects Firefox < 109.
Regular expressions used to filter out forbidden properties and values
CVE-2023-23603
- June 02, 2023
Regular expressions used to filter out forbidden properties and values from style directives in calls to <code>console.log</code> weren't accounting for external URLs. Data could then be potentially exfiltrated from the browser. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
A mishandled security check when creating a WebSocket in a WebWorker caused the Content Security Policy connect-src header to be ignored
CVE-2023-23602
- June 02, 2023
A mishandled security check when creating a WebSocket in a WebWorker caused the Content Security Policy connect-src header to be ignored. This could lead to connections to restricted origins from inside WebWorkers. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
Navigations were being
CVE-2023-23601
- June 02, 2023
Navigations were being allowed when dragging a URL from a cross-origin iframe into the same tab which could lead to website spoofing attacks. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
When copying a network request from the developer tools panel as a curl command the output was not being properly sanitized and could
CVE-2023-23599
- June 02, 2023
When copying a network request from the developer tools panel as a curl command the output was not being properly sanitized and could allow arbitrary commands to be hidden within. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
Due to the Firefox GTK wrapper code's use of text/plain for drag data and GTK treating all text/plain MIMEs containing file URLs as being dragged a website could arbitrarily read a file
CVE-2023-23598
- June 02, 2023
Due to the Firefox GTK wrapper code's use of text/plain for drag data and GTK treating all text/plain MIMEs containing file URLs as being dragged a website could arbitrarily read a file via a call to <code>DataTransfer.setData</code>. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
A compromised web child process could disable web security opening restrictions
CVE-2023-23597
- June 02, 2023
A compromised web child process could disable web security opening restrictions, leading to a new child process being spawned within the <code>file://</code> context. Given a reliable exploit primitive, this new process could be exploited again leading to arbitrary file read. This vulnerability affects Firefox < 109.
Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 108 and Firefox ESR 102.6
CVE-2023-23605
- June 02, 2023
Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 108 and Firefox ESR 102.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 108
CVE-2023-23606
- June 02, 2023
Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 108. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 109.
Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 108 and Firefox ESR 102.6
CVE-2023-23605
- June 02, 2023
Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 108 and Firefox ESR 102.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
A duplicate <code>SystemPrincipal</code> object could be created when parsing a non-system html document
CVE-2023-23604
- June 02, 2023
A duplicate <code>SystemPrincipal</code> object could be created when parsing a non-system html document via <code>DOMParser::ParseFromSafeString</code>. This could have lead to bypassing web security checks. This vulnerability affects Firefox < 109.
Regular expressions used to filter out forbidden properties and values
CVE-2023-23603
- June 02, 2023
Regular expressions used to filter out forbidden properties and values from style directives in calls to <code>console.log</code> weren't accounting for external URLs. Data could then be potentially exfiltrated from the browser. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
A mishandled security check when creating a WebSocket in a WebWorker caused the Content Security Policy connect-src header to be ignored
CVE-2023-23602
- June 02, 2023
A mishandled security check when creating a WebSocket in a WebWorker caused the Content Security Policy connect-src header to be ignored. This could lead to connections to restricted origins from inside WebWorkers. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
Navigations were being
CVE-2023-23601
- June 02, 2023
Navigations were being allowed when dragging a URL from a cross-origin iframe into the same tab which could lead to website spoofing attacks. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
When copying a network request from the developer tools panel as a curl command the output was not being properly sanitized and could
CVE-2023-23599
- June 02, 2023
When copying a network request from the developer tools panel as a curl command the output was not being properly sanitized and could allow arbitrary commands to be hidden within. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
Due to the Firefox GTK wrapper code's use of text/plain for drag data and GTK treating all text/plain MIMEs containing file URLs as being dragged a website could arbitrarily read a file
CVE-2023-23598
- June 02, 2023
Due to the Firefox GTK wrapper code's use of text/plain for drag data and GTK treating all text/plain MIMEs containing file URLs as being dragged a website could arbitrarily read a file via a call to <code>DataTransfer.setData</code>. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
A compromised web child process could disable web security opening restrictions
CVE-2023-23597
- June 02, 2023
A compromised web child process could disable web security opening restrictions, leading to a new child process being spawned within the <code>file://</code> context. Given a reliable exploit primitive, this new process could be exploited again leading to arbitrary file read. This vulnerability affects Firefox < 109.
Due to the Firefox GTK wrapper code's use of text/plain for drag data and GTK treating all text/plain MIMEs containing file URLs as being dragged a website could arbitrarily read a file
CVE-2023-23598
- June 02, 2023
Due to the Firefox GTK wrapper code's use of text/plain for drag data and GTK treating all text/plain MIMEs containing file URLs as being dragged a website could arbitrarily read a file via a call to <code>DataTransfer.setData</code>. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
Certificate OCSP revocation status was not checked when verifying S/Mime signatures
CVE-2023-0430
- June 02, 2023
Certificate OCSP revocation status was not checked when verifying S/Mime signatures. Mail signed with a revoked certificate would be displayed as having a valid signature. Thunderbird versions from 68 to 102.7.0 were affected by this bug. This vulnerability affects Thunderbird < 102.7.1.
Regular expressions used to filter out forbidden properties and values
CVE-2023-23603
- June 02, 2023
Regular expressions used to filter out forbidden properties and values from style directives in calls to <code>console.log</code> weren't accounting for external URLs. Data could then be potentially exfiltrated from the browser. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
A mishandled security check when creating a WebSocket in a WebWorker caused the Content Security Policy connect-src header to be ignored
CVE-2023-23602
- June 02, 2023
A mishandled security check when creating a WebSocket in a WebWorker caused the Content Security Policy connect-src header to be ignored. This could lead to connections to restricted origins from inside WebWorkers. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
Navigations were being
CVE-2023-23601
- June 02, 2023
Navigations were being allowed when dragging a URL from a cross-origin iframe into the same tab which could lead to website spoofing attacks. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
When copying a network request from the developer tools panel as a curl command the output was not being properly sanitized and could
CVE-2023-23599
- June 02, 2023
When copying a network request from the developer tools panel as a curl command the output was not being properly sanitized and could allow arbitrary commands to be hidden within. This vulnerability affects Firefox < 109, Thunderbird < 102.7, and Firefox ESR < 102.7.
Memory safety bugs present in Firefox 111
CVE-2023-29551
- June 02, 2023
Memory safety bugs present in Firefox 111. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
Dragging a URL from a cross-origin iframe that was removed during the drag could have led to user confusion and website spoofing attacks
CVE-2023-28164
- June 02, 2023
Dragging a URL from a cross-origin iframe that was removed during the drag could have led to user confusion and website spoofing attacks. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.
When following a redirect to a publicly accessible web extension file
CVE-2023-28160
- June 02, 2023
When following a redirect to a publicly accessible web extension file, the URL may have been translated to the actual local path, leaking potentially sensitive information. This vulnerability affects Firefox < 111.
Sometimes, when invalidating JIT code while following an iterator, the newly generated code could be overwritten incorrectly
CVE-2023-25751
- June 02, 2023
Sometimes, when invalidating JIT code while following an iterator, the newly generated code could be overwritten incorrectly. This could lead to a potentially exploitable crash. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.
Mozilla developers and community members Calixte Denizet
CVE-2023-28177
- June 02, 2023
Mozilla developers and community members Calixte Denizet, Gabriele Svelto, Andrew McCreight, and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 110. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 111.
Mozilla developers Timothy Nikkel
CVE-2023-28176
- June 02, 2023
Mozilla developers Timothy Nikkel, Andrew McCreight, and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 110 and Firefox ESR 102.8. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.
While implementing AudioWorklets, some code may have casted one type to another, invalid, dynamic type
CVE-2023-28162
- June 02, 2023
While implementing AudioWorklets, some code may have casted one type to another, invalid, dynamic type. This could have led to a potentially exploitable crash. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.
When accessing throttled streams, the count of available bytes needed to be checked in the calling function to be within bounds
CVE-2023-25752
- June 02, 2023
When accessing throttled streams, the count of available bytes needed to be checked in the calling function to be within bounds. This may have lead future code to be incorrect and vulnerable. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.
Under certain circumstances, a ServiceWorker's offline cache may have leaked to the file system when using private browsing mode
CVE-2023-25750
- June 02, 2023
Under certain circumstances, a ServiceWorker's offline cache may have leaked to the file system when using private browsing mode. This vulnerability affects Firefox < 111.
When following a redirect to a publicly accessible web extension file
CVE-2023-28160
- June 02, 2023
When following a redirect to a publicly accessible web extension file, the URL may have been translated to the actual local path, leaking potentially sensitive information. This vulnerability affects Firefox < 111.
Dragging a URL from a cross-origin iframe that was removed during the drag could have led to user confusion and website spoofing attacks
CVE-2023-28164
- June 02, 2023
Dragging a URL from a cross-origin iframe that was removed during the drag could have led to user confusion and website spoofing attacks. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.
If temporary "one-time" permissions, such as the ability to use the Camera, were granted to a document loaded using a file: URL
CVE-2023-28161
- June 02, 2023
If temporary "one-time" permissions, such as the ability to use the Camera, were granted to a document loaded using a file: URL, that permission persisted in that tab for all other documents loaded from a file: URL. This is potentially dangerous if the local files came from different sources, such as in a download directory. This vulnerability affects Firefox < 111.
If temporary "one-time" permissions, such as the ability to use the Camera, were granted to a document loaded using a file: URL
CVE-2023-28161
- June 02, 2023
If temporary "one-time" permissions, such as the ability to use the Camera, were granted to a document loaded using a file: URL, that permission persisted in that tab for all other documents loaded from a file: URL. This is potentially dangerous if the local files came from different sources, such as in a download directory. This vulnerability affects Firefox < 111.
Sometimes, when invalidating JIT code while following an iterator, the newly generated code could be overwritten incorrectly
CVE-2023-25751
- June 02, 2023
Sometimes, when invalidating JIT code while following an iterator, the newly generated code could be overwritten incorrectly. This could lead to a potentially exploitable crash. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.
Mozilla developers and community members Calixte Denizet
CVE-2023-28177
- June 02, 2023
Mozilla developers and community members Calixte Denizet, Gabriele Svelto, Andrew McCreight, and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 110. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 111.
Mozilla developers Timothy Nikkel
CVE-2023-28176
- June 02, 2023
Mozilla developers Timothy Nikkel, Andrew McCreight, and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 110 and Firefox ESR 102.8. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.
While implementing AudioWorklets, some code may have casted one type to another, invalid, dynamic type
CVE-2023-28162
- June 02, 2023
While implementing AudioWorklets, some code may have casted one type to another, invalid, dynamic type. This could have led to a potentially exploitable crash. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.
When accessing throttled streams, the count of available bytes needed to be checked in the calling function to be within bounds
CVE-2023-25752
- June 02, 2023
When accessing throttled streams, the count of available bytes needed to be checked in the calling function to be within bounds. This may have lead future code to be incorrect and vulnerable. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.
Under certain circumstances, a ServiceWorker's offline cache may have leaked to the file system when using private browsing mode
CVE-2023-25750
- June 02, 2023
Under certain circumstances, a ServiceWorker's offline cache may have leaked to the file system when using private browsing mode. This vulnerability affects Firefox < 111.
Dragging a URL from a cross-origin iframe that was removed during the drag could have led to user confusion and website spoofing attacks
CVE-2023-28164
- June 02, 2023
Dragging a URL from a cross-origin iframe that was removed during the drag could have led to user confusion and website spoofing attacks. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.
Sometimes, when invalidating JIT code while following an iterator, the newly generated code could be overwritten incorrectly
CVE-2023-25751
- June 02, 2023
Sometimes, when invalidating JIT code while following an iterator, the newly generated code could be overwritten incorrectly. This could lead to a potentially exploitable crash. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.
Mozilla developers Timothy Nikkel
CVE-2023-28176
- June 02, 2023
Mozilla developers Timothy Nikkel, Andrew McCreight, and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 110 and Firefox ESR 102.8. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.
While implementing AudioWorklets, some code may have casted one type to another, invalid, dynamic type
CVE-2023-28162
- June 02, 2023
While implementing AudioWorklets, some code may have casted one type to another, invalid, dynamic type. This could have led to a potentially exploitable crash. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.
Multiple race conditions in the font initialization could have led to memory corruption and execution of attacker-controlled code
CVE-2023-29537
- June 02, 2023
Multiple race conditions in the font initialization could have led to memory corruption and execution of attacker-controlled code. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
Using a redirect embedded into <code>sourceMappingUrls</code> could
CVE-2023-29540
- June 02, 2023
Using a redirect embedded into <code>sourceMappingUrls</code> could allow for navigation to external protocol links in sandboxed iframes without <code>allow-top-navigation-to-custom-protocols</code>. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
An attacker could have caused memory corruption and a potentially exploitable use-after-free of a pointer in a global object's debugger vector
CVE-2023-29543
- June 02, 2023
An attacker could have caused memory corruption and a potentially exploitable use-after-free of a pointer in a global object's debugger vector. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
If multiple instances of resource exhaustion occurred at the incorrect time
CVE-2023-29544
- June 02, 2023
If multiple instances of resource exhaustion occurred at the incorrect time, the garbage collector could have caused memory corruption and a potentially exploitable crash. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
When a secure cookie existed in the Firefox cookie jar an insecure cookie for the same domain could have been created
CVE-2023-29547
- June 02, 2023
When a secure cookie existed in the Firefox cookie jar an insecure cookie for the same domain could have been created, when it should have silently failed. This could have led to a desynchronization in expected results when reading from the secure cookie. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
A wrong lowering instruction in the ARM64 Ion compiler resulted in a wrong optimization result
CVE-2023-29548
- June 02, 2023
A wrong lowering instruction in the ARM64 Ion compiler resulted in a wrong optimization result. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.
Under certain circumstances, a call to the <code>bind</code> function may have resulted in the incorrect realm
CVE-2023-29549
- June 02, 2023
Under certain circumstances, a call to the <code>bind</code> function may have resulted in the incorrect realm. This may have created a vulnerability relating to JavaScript-implemented sandboxes such as SES. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
Memory safety bugs present in Firefox 111 and Firefox ESR 102.9
CVE-2023-29550
- June 02, 2023
Memory safety bugs present in Firefox 111 and Firefox ESR 102.9. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.
A website could have obscured the fullscreen notification by using a combination of <code>window.open</code>
CVE-2023-29533
- June 02, 2023
A website could have obscured the fullscreen notification by using a combination of <code>window.open</code>, fullscreen requests, <code>window.name</code> assignments, and <code>setInterval</code> calls. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.