CVE-2022-20572

State: Published
Severity: 6.7 Medium
Published: Dec 16, 2022
Updated: Oct 14, 2026
Reserved: Oct 14, 2021

Description

In verity_target of dm-verity-target.c, there is a possible way to modify read-only files due to a missing permission check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-234475629References: Upstream kernel

Scores

CVSS	Score	Vector	Source
3.1	6.7 Medium	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-862 Missing Authorization

Affected Products

Product	Versions
Androidn/a	Android kernelAffected

References

https://source.android.com/security/bulletin/pixel/2022-12-01
https://cert-portal.siemens.com/productcert/html/ssa-794697.html

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