CVE-2023-21215

Description

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

9.8

CVSS

Severity: Critical

CVSS 3.1 •

EPSS 0.10%

Vendor Advisory android.com

Affected: Google Android

References

Link	Tags
https://source.android.com/security/bulletin/2023-12-01	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-21215?: CVE-2023-21215 has been scored as a critical severity vulnerability.
How to fix CVE-2023-21215?: To fix CVE-2023-21215, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-21215 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2023-21215 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-21215?: CVE-2023-21215 affects Google Android.

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