CVE-2023-21164
Last modified
CVE-2023-21164 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. 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. EPSS estimates a 0.41% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Android | All versions |
References
- https://source.android.com/security/bulletin/2023-12-01Vendor Advisory
- https://source.android.com/security/bulletin/2023-12-01Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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