CVE-2023-54309 — In the Linux kernel, the following vulnerability has been resolved:
In the Linux kernel, the following vulnerability has been resolved:
Published
2025-12-30T12:23:41.834Z
Last modified
2025-12-30T12:23:41.834Z
01What is this vulnerability?
In the Linux kernel, the following vulnerability has been resolved:
02Affected products
| Vendor | Product | Versions |
|---|
| Linux | Linux | 6f99612e250041a2402d3b1694bccb149cd424a4, 6f99612e250041a2402d3b1694bccb149cd424a4, 6f99612e250041a2402d3b1694bccb149cd424a4, 6f99612e250041a2402d3b1694bccb149cd424a4, 6f99612e250041a2402d3b1694bccb149cd424a4, 6f99612e250041a2402d3b1694bccb149cd424a4, 6f99612e250041a2402d3b1694bccb149cd424a4, 6f99612e250041a2402d3b1694bccb149cd424a4 |
| Linux | Linux | 4.8, 0, 4.14.322, 4.19.291, 5.4.251, 5.10.188, 5.15.121, 6.1.40, 6.4.5, 6.5 |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2025-12-30T12:23:41.834Z
- Last modified: 2025-12-30T12:23:41.834Z
09References
- git.kernel.org — https://git.kernel.org/stable/c/509d21f1c4bb9d35d397fca3226165b156a7639f
- git.kernel.org — https://git.kernel.org/stable/c/04e8697d26613ccea760cf57eb20a5a27f788c0f
- git.kernel.org — https://git.kernel.org/stable/c/86b9820395f226b8f33cbae9599deebf8af1ce72
- git.kernel.org — https://git.kernel.org/stable/c/9ff7fcb3a2ed0e9b895bb5b4c13872d584a8815b
- git.kernel.org — https://git.kernel.org/stable/c/e08295290c53a3cf174c236721747a01b9550ae2
- git.kernel.org — https://git.kernel.org/stable/c/99b998fb9d7d2d2d9dbb3e19db2d0ade02f5a604
- git.kernel.org — https://git.kernel.org/stable/c/092db954e2c3c5ba6c0ce990c7da72cf8f3b9c51
- git.kernel.org — https://git.kernel.org/stable/c/f4032d615f90970d6c3ac1d9c0bce3351eb4445c
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