PT-2022-11005 · Google · Android Kernel

Published 2022-03-16 · Updated 2022-03-23 · CVE-2021-39726

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Name of the Vulnerable Software and Affected Versions Android kernel

Description The issue is related to an incorrect bounds check in the cd ParseMsg function of cd codec.c, which could lead to a possible out of bounds read. This might result in remote information disclosure without requiring additional execution privileges. User interaction is not necessary for exploitation.

Recommendations For Android kernel, consider applying a patch that fixes the incorrect bounds check in the cd ParseMsg function of cd codec.c as a permanent solution. As a temporary workaround, restrict access to the cd codec.c module to minimize the risk of exploitation.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2021-39726

Affected Products

Android Kernel

References · 3

• https://source.android.com/security/bulletin/pixel/2022-03-01 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-39726 · Security Note
• https://t.me/cibsecurity/39076 · Telegram Post