CVE-2022-42531

Name: CVE-2022-42531
Creator: NVD / NIST
Published: 2022-12-16T16:15:23.95+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.14%

Last modified Jun 17, 2026

CVE-2022-42531 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. In mmu_map_for_fw of gs_ldfw_load.c, there is a possible mitigation bypass due to Permissive Memory Allocation. This could lead to local escalation of privilege with no additional execution privileges needed. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

Description

In mmu_map_for_fw of gs_ldfw_load.c, there is a possible mitigation bypass due to Permissive Memory Allocation. 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-231500967References: N/A

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.14%

3.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Google	Android	All versions

References

https://source.android.com/security/bulletin/pixel/2022-12-01Vendor Advisory
https://source.android.com/security/bulletin/pixel/2022-12-01Vendor Advisory

Timeline

Published: Dec 16, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-42531?

How severe is CVE-2022-42531?

CVE-2022-42531 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.

How do I fix CVE-2022-42531?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-42531?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST