CVE-2023-53321 — In the Linux kernel, the following vulnerability has been resolved:
In the Linux kernel, the following vulnerability has been resolved:
Published
2025-09-16T16:11:57.206Z
Last modified
2026-01-14T18:32:58.479Z
01What is this vulnerability?
In the Linux kernel, the following vulnerability has been resolved:
02Affected products
| Vendor | Product | Versions |
|---|
| Linux | Linux | 05d610af3e71a782fa28a1351b687da982d208ee, 05d610af3e71a782fa28a1351b687da982d208ee, 05d610af3e71a782fa28a1351b687da982d208ee, 05d610af3e71a782fa28a1351b687da982d208ee, 05d610af3e71a782fa28a1351b687da982d208ee, 05d610af3e71a782fa28a1351b687da982d208ee |
| Linux | Linux | 5.4, 0, 5.4.257, 5.10.197, 5.15.133, 6.1.55, 6.5.5, 6.6 |
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: 2025-09-16T16:11:57.206Z
- Last modified: 2026-01-14T18:32:58.479Z
09References
- git.kernel.org — https://git.kernel.org/stable/c/3beb97bed860d95b14ad23578ce8ddaea62023db
- git.kernel.org — https://git.kernel.org/stable/c/672205c6f2d11978fcd7f0f336bb2c708e28874b
- git.kernel.org — https://git.kernel.org/stable/c/c64ee9dd335832d5e2ab0a8fc83a34ad4c729799
- git.kernel.org — https://git.kernel.org/stable/c/b9a175e3b250b0dc6e152988040aa5014e98e61e
- git.kernel.org — https://git.kernel.org/stable/c/89a41ed7f21476301659ebd25ccb48a60791c1a7
- git.kernel.org — https://git.kernel.org/stable/c/fba360a047d5eeeb9d4b7c3a9b1c8308980ce9a6
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