CVE-2021-0929: Google Android

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

In ion_dma_buf_end_cpu_access and related functions of ion.c, there is a possible way to corrupt memory due to a use after free. 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-187527909References: Upstream kernel

Affected products

• Google Android: affected versions not specified

Published 2021-12-15. Last modified 2026-06-17.