CVE-2023-21164: Use After Free
First published: Mon Dec 04 2023(Updated: )
In DevmemIntMapPMR 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.
Credit: security@android.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Google Android | ||
| Google Android |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2023-21164?
The severity of CVE-2023-21164 is considered high.
How does CVE-2023-21164 affect Google Android?
CVE-2023-21164 allows for elevation of privilege on Google Android devices.
Is there a fix available for CVE-2023-21164?
Yes, you can refer to the following link for information on the available fix: [Android Security Bulletin - December 2023](https://source.android.com/security/bulletin/2023-12-01)
Are there any additional references related to CVE-2023-21164?
Yes, you can find more information about CVE-2023-21164 in the [Android Security Bulletin - December 2023](https://source.android.com/docs/security/bulletin/2023-12-01/#asterisk) and [Android Security Bulletin - December 2023](https://source.android.com/docs/security/bulletin/2023-12-01).
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