CVE-2021-39793

State: Published
Severity: 7.8 High
Published: Mar 16, 2022
Updated: Oct 21, 2025
Reserved: Aug 23, 2021

Description

In kbase_jd_user_buf_pin_pages of mali_kbase_mem.c, there is a possible out of bounds write due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-210470189References: N/A

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-787 Out-of-bounds Write

Affected Products

Product	Versions
Androidn/a	Android kernelAffected

References

https://source.android.com/security/bulletin/pixel/2022-03-01
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-39793government-resource

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