CVE-2022-20540 — HIGH (7.8)

Vulnerability Description

In SurfaceFlinger::doDump of SurfaceFlinger.cpp, there is possible arbitrary code execution 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-13Android ID: A-237291506

CVSS Score

7.8

HIGH

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Google	Android	13.0

Related Weaknesses (CWE)

CWE-416

References

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

FAQ

What is CVE-2022-20540?

CVE-2022-20540 is a vulnerability with a CVSS score of 7.8 (HIGH). In SurfaceFlinger::doDump of SurfaceFlinger.cpp, there is possible arbitrary code execution due to a use after free. This could lead to local escalation of privilege with no additional execution privi...

How severe is CVE-2022-20540?

CVE-2022-20540 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2022-20540?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android.