CVE-2021-39682

HIGH

Android - Out-of-bounds Write in memory_group_manager.c

Title source: llm
STIX 2.1

Description

In mgm_alloc_page of memory_group_manager.c, there is a possible out of bounds write due to an incorrect bounds check. 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-201677538References: N/A

References (1)

Core 1
Core References

Scores

CVSS v3 7.8
EPSS 0.0012
EPSS Percentile 2.3%
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-787
Status published
Products (1)
google/android
Published Jan 14, 2022
Tracked Since Feb 18, 2026