CVE-2021-39802

State: Published
Severity: Not scored
Published: Apr 12, 2022
Updated: Aug 4, 2024
Reserved: Aug 23, 2021

Description

In change_pte_range of mprotect.c , there is a possible way to make a shared mmap writable due to a permissions bypass. 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-213339151References: Upstream kernel

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
Androidn/a	Android kernelAffected

References

https://source.android.com/security/bulletin/2022-04-01

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.