CVE-2021-0929

HIGH

Android - Use-After-Free in ion_dma_buf_end_cpu_access

Title source: llm
STIX 2.1

Description

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

References (1)

Core 1
Core References

Scores

CVSS v3 7.8
EPSS 0.0016
EPSS Percentile 5.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-416
Status published
Products (1)
google/android
Published Dec 15, 2021
Tracked Since Feb 18, 2026