CVE-2023-53239 — In the Linux kernel, the following vulnerability has been resolved:
In the Linux kernel, the following vulnerability has been resolved:
Published
2025-09-15T14:22:13.289Z
Last modified
2026-01-14T18:02:50.409Z
01What is this vulnerability?
In the Linux kernel, the following vulnerability has been resolved:
02Affected products
| Vendor | Product | Versions |
|---|
| Linux | Linux | 1cff7440a86e04a613665803b42034c467f035fa, 1cff7440a86e04a613665803b42034c467f035fa, 1cff7440a86e04a613665803b42034c467f035fa, 1cff7440a86e04a613665803b42034c467f035fa, 1cff7440a86e04a613665803b42034c467f035fa, 1cff7440a86e04a613665803b42034c467f035fa |
| Linux | Linux | 5.3, 0, 5.4.235, 5.10.173, 5.15.99, 6.1.16, 6.2.3, 6.3 |
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: 2025-09-15T14:22:13.289Z
- Last modified: 2026-01-14T18:02:50.409Z
09References
- git.kernel.org — https://git.kernel.org/stable/c/3975ea6eaffe26aec634b5c473e51dc76e73af62
- git.kernel.org — https://git.kernel.org/stable/c/49907c8873826ee771ba0ca1629e809c6479f617
- git.kernel.org — https://git.kernel.org/stable/c/82943a0730e00c14b03e25a4b2a1a9477ae89d7b
- git.kernel.org — https://git.kernel.org/stable/c/bc579a2ee8b2e20c152b24b437d094832d8c9c9e
- git.kernel.org — https://git.kernel.org/stable/c/37ff771ed008b9cbffd0eab77985968364694ce3
- git.kernel.org — https://git.kernel.org/stable/c/13fcfcb2a9a4787fe4e49841d728f6f2e9fa6911
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