iPad OS Apple iPad OS Apple iPad Operating System

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Recent Apple iPad OS Security Advisories

Advisory Title Published
HT212807 iOS 14.8 and iPadOS 14.8 Security Content September 13, 2021
HT212623 iOS 14.7.1 and iPadOS 14.7.1 Security Content July 26, 2021
HT212601 iOS 14.7 and iPadOS 14.7 Security Content July 21, 2021
HT212528 iOS 14.6 and iPadOS 14.6 Security Content May 24, 2021
HT212336 iOS 14.5.1 and iPadOS 14.5.1 Security Content May 3, 2021
HT212317 iOS 14.5 and iPadOS 14.5 Security Content April 26, 2021
HT212256 iOS 14.4.2 and iPadOS 14.4.2 Security Content March 26, 2021
HT212221 iOS 14.4.1 and iPadOS 14.4.1 Security Content March 8, 2021
HT212146 iOS 14.4 and iPadOS 14.4 Security Content January 26, 2021
HT212003 iOS 14.3 and iPadOS 14.3 Security Content December 14, 2020

By the Year

In 2021 there have been 112 vulnerabilities in Apple iPad OS with an average score of 6.9 out of ten. Last year iPad OS had 101 security vulnerabilities published. That is, 11 more vulnerabilities have already been reported in 2021 as compared to last year. Last year, the average CVE base score was greater by 0.15

Year Vulnerabilities Average Score
2021 112 6.94
2020 101 7.09
2019 31 7.62
2018 0 0.00

It may take a day or so for new iPad OS 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 Apple iPad OS Security Vulnerabilities

This issue was addressed with improved checks

CVE-2021-1833 7.8 - High - September 08, 2021

This issue was addressed with improved checks. This issue is fixed in iOS 14.5 and iPadOS 14.5. An application may be able to gain elevated privileges.

The issue was addressed with improved permissions logic

CVE-2021-1831 5.5 - Medium - September 08, 2021

The issue was addressed with improved permissions logic. This issue is fixed in iOS 14.5 and iPadOS 14.5. An application may allow shortcuts to access restricted files.

Incorrect Default Permissions

An out-of-bounds read was addressed with improved input validation

CVE-2021-1830 5.5 - Medium - September 08, 2021

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.5 and iPadOS 14.5. A local user may be able to read kernel memory.

Out-of-bounds Read

The issue was addressed with improved UI handling

CVE-2021-1848 5.5 - Medium - September 08, 2021

The issue was addressed with improved UI handling. This issue is fixed in iOS 14.5 and iPadOS 14.5. A local user may be able to view sensitive information in the app switcher.

This issue was addressed with improved checks

CVE-2021-1838 7.8 - High - September 08, 2021

This issue was addressed with improved checks. This issue is fixed in iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.

A certificate validation issue was addressed

CVE-2021-1837 5.3 - Medium - September 08, 2021

A certificate validation issue was addressed. This issue is fixed in iOS 14.5 and iPadOS 14.5. An attacker in a privileged network position may be able to alter network traffic.

Improper Certificate Validation

A logic issue was addressed with improved restrictions

CVE-2021-1836 5.5 - Medium - September 08, 2021

A logic issue was addressed with improved restrictions. This issue is fixed in iOS 14.5 and iPadOS 14.5, tvOS 14.5. A local user may be able to create or modify privileged files.

Improper Privilege Management

This issue was addressed with improved checks

CVE-2021-1835 4.6 - Medium - September 08, 2021

This issue was addressed with improved checks. This issue is fixed in iOS 14.5 and iPadOS 14.5. A person with physical access to an iOS device may be able to access notes from the lock screen.

AuthZ

A parsing issue in the handling of directory paths was addressed with improved path validation

CVE-2021-1740 5.5 - Medium - September 08, 2021

A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. A local user may be able to modify protected parts of the file system.

Directory traversal

A parsing issue in the handling of directory paths was addressed with improved path validation

CVE-2021-1739 5.5 - Medium - September 08, 2021

A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. A local user may be able to modify protected parts of the file system.

Directory traversal

A validation issue was addressed with improved input sanitization

CVE-2021-1807 5.5 - Medium - September 08, 2021

A validation issue was addressed with improved input sanitization. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4. A local user may be able to write arbitrary files.

Exposure of Resource to Wrong Sphere

An out-of-bounds write was addressed with improved input validation

CVE-2021-1762 7.8 - High - September 08, 2021

An out-of-bounds write was addressed with improved input validation. This issue is fixed in iOS 14.4 and iPadOS 14.4, macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave. Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution.

Memory Corruption

A logic issue was addressed with improved restrictions

CVE-2021-1826 6.1 - Medium - September 08, 2021

A logic issue was addressed with improved restrictions. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. Processing maliciously crafted web content may lead to universal cross site scripting.

XSS

An input validation issue was addressed with improved input validation

CVE-2021-1825 6.1 - Medium - September 08, 2021

An input validation issue was addressed with improved input validation. This issue is fixed in iTunes 12.11.3 for Windows, iCloud for Windows 12.3, macOS Big Sur 11.3, Safari 14.1, watchOS 7.4, tvOS 14.5, iOS 14.5 and iPadOS 14.5. Processing maliciously crafted web content may lead to a cross site scripting attack.

XSS

A logic issue was addressed with improved restrictions

CVE-2021-1822 5.5 - Medium - September 08, 2021

A logic issue was addressed with improved restrictions. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. A local user may be able to modify protected parts of the file system.

Exposure of Resource to Wrong Sphere

A buffer overflow may result in arbitrary code execution

CVE-2021-1770 9.8 - Critical - September 08, 2021

A buffer overflow may result in arbitrary code execution. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. A logic issue was addressed with improved state management.

Buffer Overflow

A logic issue was addressed with improved state management

CVE-2021-30715 7.5 - High - September 08, 2021

A logic issue was addressed with improved state management. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-003 Catalina, macOS Big Sur 11.4, watchOS 7.5. Processing a maliciously crafted message may lead to a denial of service.

A race condition was addressed with improved state handling

CVE-2021-30714 6.3 - Medium - September 08, 2021

A race condition was addressed with improved state handling. This issue is fixed in iOS 14.6 and iPadOS 14.6. An application may be able to cause unexpected system termination or write kernel memory.

Race Condition

This issue was addressed with improved checks

CVE-2021-1843 7.8 - High - September 08, 2021

This issue was addressed with improved checks. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. Processing a maliciously crafted image may lead to arbitrary code execution.

A memory initialization issue was addressed with improved memory handling

CVE-2021-1820 6.5 - Medium - September 08, 2021

A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. Processing maliciously crafted web content may result in the disclosure of process memory.

Exposure of Resource to Wrong Sphere

A memory corruption issue was addressed with improved state management

CVE-2021-1817 8.8 - High - September 08, 2021

A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. Processing maliciously crafted web content may lead to arbitrary code execution.

Memory Corruption

A parsing issue in the handling of directory paths was addressed with improved path validation

CVE-2021-1815 5.5 - Medium - September 08, 2021

A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. A local user may be able to modify protected parts of the file system.

Directory traversal

A logic issue was addressed with improved state management

CVE-2021-1811 6.5 - Medium - September 08, 2021

A logic issue was addressed with improved state management. This issue is fixed in iTunes 12.11.3 for Windows, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iCloud for Windows 12.3, macOS Big Sur 11.3, watchOS 7.4, tvOS 14.5, iOS 14.5 and iPadOS 14.5. Processing a maliciously crafted font may result in the disclosure of process memory.

A memory corruption issue was addressed with improved validation

CVE-2021-1809 7.5 - High - September 08, 2021

A memory corruption issue was addressed with improved validation. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. A malicious application may be able to read restricted memory.

Out-of-bounds Read

A memory corruption issue was addressed with improved validation

CVE-2021-1808 7.5 - High - September 08, 2021

A memory corruption issue was addressed with improved validation. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. An application may be able to read restricted memory.

Out-of-bounds Read

A memory corruption issue was addressed with improved state management

CVE-2021-30710 7.1 - High - September 08, 2021

A memory corruption issue was addressed with improved state management. This issue is fixed in tvOS 14.6, Security Update 2021-004 Mojave, iOS 14.6 and iPadOS 14.6, Security Update 2021-003 Catalina, macOS Big Sur 11.4, watchOS 7.5. A malicious application may cause a denial of service or potentially disclose memory contents.

Memory Corruption

This issue was addressed with improved checks

CVE-2021-30709 5.5 - Medium - September 08, 2021

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave, iOS 14.6 and iPadOS 14.6. Processing a maliciously crafted USD file may disclose memory contents.

Exposure of Resource to Wrong Sphere

An out-of-bounds read was addressed with improved input validation

CVE-2021-30708 7.8 - High - September 08, 2021

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave, iOS 14.6 and iPadOS 14.6. Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution.

Out-of-bounds Read

This issue was addressed with improved checks

CVE-2021-30707 8.8 - High - September 08, 2021

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.4, tvOS 14.6, watchOS 7.5, iOS 14.6 and iPadOS 14.6. Processing a maliciously crafted audio file may lead to arbitrary code execution.

Classic Buffer Overflow

This issue was addressed with improved environment sanitization

CVE-2021-30677 8.8 - High - September 08, 2021

This issue was addressed with improved environment sanitization. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-004 Catalina, Security Update 2021-005 Mojave, macOS Big Sur 11.4, watchOS 7.5. A malicious application may be able to break out of its sandbox.

This issue was addressed with improved checks

CVE-2021-30674 5.5 - Medium - September 08, 2021

This issue was addressed with improved checks. This issue is fixed in iOS 14.6 and iPadOS 14.6. A malicious application may disclose restricted memory.

A logic issue was addressed with improved validation

CVE-2021-30667 5.4 - Medium - September 08, 2021

A logic issue was addressed with improved validation. This issue is fixed in iOS 14.6 and iPadOS 14.6. An attacker in WiFi range may be able to force a client to use a less secure authentication mechanism.

authentification

A memory corruption issue was addressed with improved state management

CVE-2021-30665 8.8 - High - September 08, 2021

A memory corruption issue was addressed with improved state management. This issue is fixed in watchOS 7.4.1, iOS 14.5.1 and iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, macOS Big Sur 11.3.1. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited..

Buffer Overflow

An issue obscuring passwords in screenshots was addressed with improved logic

CVE-2021-1865 5 - Medium - September 08, 2021

An issue obscuring passwords in screenshots was addressed with improved logic. This issue is fixed in iOS 14.5 and iPadOS 14.5. A user's password may be visible on screen.

Cleartext Storage of Sensitive Information

A use after free issue was addressed with improved memory management

CVE-2021-1864 9.8 - Critical - September 08, 2021

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. An attacker with JavaScript execution may be able to execute arbitrary code.

Dangling pointer

An issue existed with authenticating the action triggered by an NFC tag

CVE-2021-1863 2.4 - Low - September 08, 2021

An issue existed with authenticating the action triggered by an NFC tag. The issue was addressed with improved action authentication. This issue is fixed in iOS 14.5 and iPadOS 14.5. A person with physical access to an iOS device may be able to place phone calls to any phone number.

authentification

Description: A person with physical access may be able to access contacts

CVE-2021-1862 2.4 - Low - September 08, 2021

Description: A person with physical access may be able to access contacts. This issue is fixed in iOS 14.5 and iPadOS 14.5. Impact: An issue with Siri search access to information was addressed with improved logic.

authentification

Processing a maliciously crafted image may lead to arbitrary code execution

CVE-2021-1858 8.8 - High - September 08, 2021

Processing a maliciously crafted image may lead to arbitrary code execution. This issue is fixed in Security Update 2021-002 Catalina, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. An out-of-bounds write issue was addressed with improved bounds checking.

Memory Corruption

A memory initialization issue was addressed with improved memory handling

CVE-2021-1857 6.5 - Medium - September 08, 2021

A memory initialization issue was addressed with improved memory handling. This issue is fixed in iTunes 12.11.3 for Windows, Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iCloud for Windows 12.3, macOS Big Sur 11.3, watchOS 7.4, tvOS 14.5, iOS 14.5 and iPadOS 14.5. Processing maliciously crafted web content may disclose sensitive user information.

Improper Initialization

A validation issue was addressed with improved logic

CVE-2021-1813 7.8 - High - September 08, 2021

A validation issue was addressed with improved logic. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. A malicious application may be able to gain root privileges.

Improper Privilege Management

An integer overflow was addressed with improved input validation

CVE-2021-30663 8.8 - High - September 08, 2021

An integer overflow was addressed with improved input validation. This issue is fixed in iOS 14.5.1 and iPadOS 14.5.1, tvOS 14.6, iOS 12.5.3, Safari 14.1.1, macOS Big Sur 11.3.1. Processing maliciously crafted web content may lead to arbitrary code execution.

Integer Overflow or Wraparound

A double free issue was addressed with improved memory management

CVE-2021-1875 7.8 - High - September 08, 2021

A double free issue was addressed with improved memory management. This issue is fixed in Security Update 2021-002 Catalina, Security Update 2021-003 Mojave, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5, macOS Big Sur 11.3. Processing a maliciously crafted file may lead to heap corruption.

Double-free

Processing a maliciously crafted file may lead to arbitrary code execution

CVE-2021-30764 7.8 - High - September 08, 2021

Processing a maliciously crafted file may lead to arbitrary code execution. This issue is fixed in iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. This issue was addressed with improved checks.

An input validation issue was addressed with improved input validation

CVE-2021-30763 5.5 - Medium - September 08, 2021

An input validation issue was addressed with improved input validation. This issue is fixed in iOS 14.7, watchOS 7.6. A shortcut may be able to bypass Internet permission requirements.

Improper Input Validation

This issue was addressed with improved checks

CVE-2021-30797 8.8 - High - September 08, 2021

This issue was addressed with improved checks. This issue is fixed in iOS 14.7, Safari 14.1.2, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing maliciously crafted web content may lead to code execution.

A stack overflow was addressed with improved input validation

CVE-2021-30759 7.8 - High - September 08, 2021

A stack overflow was addressed with improved input validation. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-005 Mojave, Security Update 2021-004 Catalina. Processing a maliciously crafted font file may lead to arbitrary code execution.

Memory Corruption

A local attacker may be able to view Now Playing information from the lock screen

CVE-2021-30756 5.5 - Medium - September 08, 2021

A local attacker may be able to view Now Playing information from the lock screen. This issue is fixed in macOS Big Sur 11.4, iOS 14.6 and iPadOS 14.6. A privacy issue in Now Playing was addressed with improved permissions.

Information Disclosure

An integer overflow was addressed with improved input validation

CVE-2021-30860 7.8 - High - August 24, 2021

An integer overflow was addressed with improved input validation. This issue is fixed in Security Update 2021-005 Catalina, iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6, watchOS 7.6.2. Processing a maliciously crafted PDF may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

Integer Overflow or Wraparound

A use after free issue was addressed with improved memory management

CVE-2021-30858 8.8 - High - August 24, 2021

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.8 and iPadOS 14.8, macOS Big Sur 11.6. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

Dangling pointer

This issue was addressed with improved checks

CVE-2020-27951 7.8 - High - April 02, 2021

This issue was addressed with improved checks. This issue is fixed in watchOS 6.3, iOS 12.5, iOS 14.3 and iPadOS 14.3, watchOS 7.2. Unauthorized code execution may lead to an authentication policy violation.

An out-of-bounds read was addressed with improved input validation

CVE-2020-29618 7.8 - High - April 02, 2021

An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 14.3, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, iCloud for Windows 12.0, watchOS 7.2. Processing a maliciously crafted image may lead to arbitrary code execution.

Out-of-bounds Read

An out-of-bounds read was addressed with improved input validation

CVE-2020-29619 7.8 - High - April 02, 2021

An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 14.3, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, iCloud for Windows 12.0, watchOS 7.2. Processing a maliciously crafted image may lead to heap corruption.

Out-of-bounds Read

A memory corruption issue existed in the processing of font files

CVE-2020-29624 7.8 - High - April 02, 2021

A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation. This issue is fixed in watchOS 7.2, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. Processing a maliciously crafted font file may lead to arbitrary code execution.

Buffer Overflow

An out-of-bounds write issue was addressed with improved bounds checking

CVE-2020-9955 7.8 - High - April 02, 2021

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in watchOS 7.0, tvOS 14.0, iOS 14.0 and iPadOS 14.0, macOS Big Sur 11.0.1. Processing a maliciously crafted image may lead to arbitrary code execution.

Memory Corruption

A use after free issue was addressed with improved memory management

CVE-2020-9975 7.8 - High - April 02, 2021

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.0.1, tvOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, watchOS 7.0, iOS 14.0 and iPadOS 14.0. An application may be able to execute arbitrary code with kernel privileges.

Dangling pointer

An out-of-bounds read was addressed with improved bounds checking

CVE-2021-1743 7.8 - High - April 02, 2021

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.

Out-of-bounds Read

An out-of-bounds read was addressed with improved input validation

CVE-2020-29615 5.5 - Medium - April 02, 2021

An out-of-bounds read was addressed with improved input validation. This issue is fixed in watchOS 7.2, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. Processing a maliciously crafted image may lead to a denial of service.

Out-of-bounds Read

This issue was addressed with improved setting propagation

CVE-2020-9978 4.5 - Medium - April 02, 2021

This issue was addressed with improved setting propagation. This issue is fixed in macOS Big Sur 11.0.1, tvOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, watchOS 7.0, iOS 14.0 and iPadOS 14.0. An attacker in a privileged network position may be able to unexpectedly alter application state.

This issue was addressed with improved checks

CVE-2021-1742 7.8 - High - April 02, 2021

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.

An out-of-bounds write issue was addressed with improved bounds checking

CVE-2020-27948 7.8 - High - April 02, 2021

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in watchOS 7.2, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. Processing a maliciously crafted audio file may lead to arbitrary code execution.

Memory Corruption

An out-of-bounds read was addressed with improved bounds checking

CVE-2020-29608 5.5 - Medium - April 02, 2021

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.3, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, watchOS 7.2. A remote attacker may be able to leak memory.

Out-of-bounds Read

A logic issue was addressed with improved state management

CVE-2020-29613 5.5 - Medium - April 02, 2021

A logic issue was addressed with improved state management. This issue is fixed in iOS 14.3 and iPadOS 14.3. An enterprise application installation prompt may display the wrong domain.

An out-of-bounds read was addressed with improved input validation

CVE-2020-29639 5.5 - Medium - April 02, 2021

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 14.0 and iPadOS 14.0. Processing a maliciously crafted font may result in the disclosure of process memory.

Out-of-bounds Read

A buffer overflow was addressed with improved size validation

CVE-2020-9962 7.8 - High - April 02, 2021

A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Big Sur 11.0.1, tvOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, watchOS 7.0, iOS 14.0 and iPadOS 14.0. Processing a maliciously crafted image may lead to arbitrary code execution.

Classic Buffer Overflow

A logic issue was addressed with improved validation

CVE-2020-9971 7.8 - High - April 02, 2021

A logic issue was addressed with improved validation. This issue is fixed in watchOS 7.0, tvOS 14.0, iOS 14.0 and iPadOS 14.0, macOS Big Sur 11.0.1. A malicious application may be able to elevate privileges.

An out-of-bounds read was addressed with improved bounds checking

CVE-2021-1741 7.8 - High - April 02, 2021

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.

Out-of-bounds Read

An information disclosure issue was addressed with improved state management

CVE-2020-27946 5.5 - Medium - April 02, 2021

An information disclosure issue was addressed with improved state management. This issue is fixed in watchOS 7.2, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. Processing a maliciously crafted font may result in the disclosure of process memory.

Information Disclosure

An out-of-bounds read was addressed with improved input validation

CVE-2020-29610 5.5 - Medium - April 02, 2021

An out-of-bounds read was addressed with improved input validation. This issue is fixed in watchOS 7.2, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. Processing a maliciously crafted audio file may disclose restricted memory.

Out-of-bounds Read

An out-of-bounds write issue was addressed with improved bounds checking

CVE-2020-29611 7.8 - High - April 02, 2021

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in tvOS 14.3, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, iCloud for Windows 12.0, watchOS 7.2. Processing a maliciously crafted image may lead to arbitrary code execution.

Memory Corruption

This issue was addressed with improved checks

CVE-2020-29614 7.8 - High - April 02, 2021

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. Processing a maliciously crafted file may lead to heap corruption.

An out-of-bounds read was addressed with improved input validation

CVE-2020-29617 7.8 - High - April 02, 2021

An out-of-bounds read was addressed with improved input validation. This issue is fixed in tvOS 14.3, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, iCloud for Windows 12.0, watchOS 7.2. Processing a maliciously crafted image may lead to heap corruption.

Out-of-bounds Read

"Clear History and Website Data" did not clear the history

CVE-2020-29623 3.3 - Low - April 02, 2021

"Clear History and Website Data" did not clear the history. The issue was addressed with improved data deletion. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. A user may be unable to fully delete browsing history.

An out-of-bounds read was addressed with improved input validation

CVE-2020-9956 7.8 - High - April 02, 2021

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, tvOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, watchOS 7.0, iOS 14.0 and iPadOS 14.0. Processing a maliciously crafted font file may lead to arbitrary code execution.

Out-of-bounds Read

An out-of-bounds read was addressed with improved input validation

CVE-2020-9960 7.8 - High - April 02, 2021

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, tvOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, watchOS 7.0, iOS 14.0 and iPadOS 14.0. Processing a maliciously crafted audio file may lead to arbitrary code execution.

Out-of-bounds Read

Multiple memory corruption issues were addressed with improved input validation

CVE-2020-9967 7.8 - High - April 02, 2021

Multiple memory corruption issues were addressed with improved input validation. This issue is fixed in macOS Big Sur 11.0.1, tvOS 14.0, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, watchOS 7.0, iOS 14.0 and iPadOS 14.0. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.

Buffer Overflow

A use after free issue was addressed with improved memory management

CVE-2020-9926 7.8 - High - April 02, 2021

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 13.6 and iPadOS 13.6, tvOS 13.4.8, watchOS 6.2.8, iCloud for Windows 7.20, macOS Catalina 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra. Processing maliciously crafted XML may lead to an unexpected application termination or arbitrary code execution.

Dangling pointer

This issue was addressed with improved checks

CVE-2021-1746 7.8 - High - April 02, 2021

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.

An out-of-bounds write was addressed with improved input validation

CVE-2021-1747 7.8 - High - April 02, 2021

An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing maliciously crafted web content may lead to code execution.

Memory Corruption

A validation issue was addressed with improved input sanitization

CVE-2021-1748 8.8 - High - April 02, 2021

A validation issue was addressed with improved input sanitization. This issue is fixed in tvOS 14.4, watchOS 7.3, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted URL may lead to arbitrary javascript code execution.

Improper Input Validation

This issue was addressed with improved checks

CVE-2021-1754 7.8 - High - April 02, 2021

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.

An out-of-bounds read was addressed with improved bounds checking

CVE-2021-1757 7.8 - High - April 02, 2021

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A local attacker may be able to elevate their privileges.

Out-of-bounds Read

An out-of-bounds read was addressed with improved bounds checking

CVE-2021-1768 7.8 - High - April 02, 2021

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution.

Out-of-bounds Read

A logic issue was addressed with improved validation

CVE-2021-1769 5.5 - Medium - April 02, 2021

A logic issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A malicious attacker with arbitrary read and write capability may be able to bypass Pointer Authentication.

A use after free issue was addressed with improved memory management

CVE-2021-1764 7.5 - High - April 02, 2021

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause a denial of service.

Dangling pointer

This issue was addressed with improved checks

CVE-2021-1766 5.5 - Medium - April 02, 2021

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to a denial of service.

A memory corruption issue was addressed with improved input validation

CVE-2020-27933 7.8 - High - April 02, 2021

A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 13.6 and iPadOS 13.6, iCloud for Windows 7.20, watchOS 6.2.8, tvOS 13.4.8, macOS Catalina 10.15.6, Security Update 2020-004 Mojave, Security Update 2020-004 High Sierra. Processing a maliciously crafted image may lead to arbitrary code execution.

Buffer Overflow

Multiple issues were addressed with improved logic

CVE-2021-1750 7.8 - High - April 02, 2021

Multiple issues were addressed with improved logic. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. An application may be able to execute arbitrary code with kernel privileges.

Improper Privilege Management

A logic issue was addressed with improved state management

CVE-2021-1773 5.5 - Medium - April 02, 2021

A logic issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to a denial of service.

This issue was addressed with improved checks

CVE-2021-1774 7.8 - High - April 02, 2021

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.

An out-of-bounds write issue was addressed with improved bounds checking

CVE-2021-1776 7.8 - High - April 02, 2021

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted font file may lead to arbitrary code execution.

Memory Corruption

This issue was addressed with improved checks

CVE-2021-1777 7.8 - High - April 02, 2021

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.

An out-of-bounds read issue existed in the curl

CVE-2021-1778 5.5 - Medium - April 02, 2021

An out-of-bounds read issue existed in the curl. This issue was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to a denial of service.

Out-of-bounds Read

A memory initialization issue was addressed with improved memory handling

CVE-2021-1780 4.4 - Medium - April 02, 2021

A memory initialization issue was addressed with improved memory handling. This issue is fixed in iOS 14.4 and iPadOS 14.4. An attacker in a privileged position may be able to perform a denial of service attack.

Improper Initialization

A lock screen issue allowed access to contacts on a locked device

CVE-2021-1756 2.4 - Low - April 02, 2021

A lock screen issue allowed access to contacts on a locked device. This issue was addressed with improved state management. This issue is fixed in iOS 14.4 and iPadOS 14.4. An attacker with physical access to a device may be able to see private contact information.

An out-of-bounds read was addressed with improved bounds checking

CVE-2021-1758 7.8 - High - April 02, 2021

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A remote attacker may be able to cause arbitrary code execution.

Out-of-bounds Read

An out-of-bounds read was addressed with improved input validation

CVE-2021-1759 7.8 - High - April 02, 2021

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, tvOS 14.4, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to arbitrary code execution.

Out-of-bounds Read

A memory corruption issue was addressed with improved state management

CVE-2021-1760 5.5 - Medium - April 02, 2021

A memory corruption issue was addressed with improved state management. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A malicious application could execute arbitrary code leading to compromise of user information.

Buffer Overflow

A buffer overflow was addressed with improved bounds checking

CVE-2021-1763 7.8 - High - April 02, 2021

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution.

Classic Buffer Overflow

This issue was addressed with improved checks

CVE-2021-1767 7.8 - High - April 02, 2021

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. Processing a maliciously crafted image may lead to heap corruption.

Buffer Overflow

A privacy issue existed in the handling of Contact cards

CVE-2021-1781 5.5 - Medium - April 02, 2021

A privacy issue existed in the handling of Contact cards. This was addressed with improved state management. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, iOS 14.4 and iPadOS 14.4. A malicious application may be able to leak sensitive user information.

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