CVE-2023-21165 — HIGH (7.8)

Vulnerability Description

In DevmemIntUnmapPMR of devicemem_server.c, there is a possible arbitrary code execution due to a use after free. This could lead to local escalation of privilege in the kernel with no additional execution privileges needed. User interaction is not needed for exploitation.

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	-

Related Weaknesses (CWE)

CWE-416

References

https://source.android.com/security/bulletin/2024-01-01PatchVendor Advisory
https://source.android.com/security/bulletin/2024-01-01PatchVendor Advisory

FAQ

What is CVE-2023-21165?

CVE-2023-21165 is a vulnerability with a CVSS score of 7.8 (HIGH). In DevmemIntUnmapPMR of devicemem_server.c, there is a possible arbitrary code execution due to a use after free. This could lead to local escalation of privilege in the kernel with no additional exec...

How severe is CVE-2023-21165?

CVE-2023-21165 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-2023-21165?

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