canonical ubuntu-linux CVE-2022-21123 vulnerability in Canonical and Other Products
Published on June 15, 2022

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Incomplete cleanup of multi-core shared buffers for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.

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Vulnerability Analysis

CVE-2022-21123 can be exploited with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
NONE
Availability Impact:
NONE

Weakness Type

What is an Insufficient Cleanup Vulnerability?

The software does not properly "clean up" and remove temporary or supporting resources after they have been used.

CVE-2022-21123 has been classified to as an Insufficient Cleanup vulnerability or weakness.


Products Associated with CVE-2022-21123

You can be notified by email with stack.watch whenever vulnerabilities like CVE-2022-21123 are published in these products:

Canonical Ubuntu Linux
 
Citrix Xen Xen
 
Fedora Project Fedora
 
Intel Sgx Dcap
 
Intel Sgx Psw
 
Intel Sgx Sdk
 
VMware ESXi
 
Debian Linux
 

Exploit Probability

EPSS
0.08%
Percentile
23.60%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.