CVE-2021-39793: Google Pixel Out-of-Bounds Write Vulnerability

High severity, CVSS 7.8. Actively exploited: in CISA KEV since 2022-04-11. EPSS: 0.7% chance of exploitation in the next 30 days.

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

Affected products

• Google Android: affected versions not specified

Published 2022-03-16. Last modified 2026-06-17.