CVE-2023-53443 — In the Linux kernel, the following vulnerability has been resolved:
In the Linux kernel, the following vulnerability has been resolved:
Published
2025-09-18T16:04:19.884Z
Last modified
2026-01-14T19:23:11.241Z
01What is this vulnerability?
In the Linux kernel, the following vulnerability has been resolved:
02Affected products
| Vendor | Product | Versions |
|---|
| Linux | Linux | 247fa1920deeb1064e36c0a34410f4d63503b3d4, 247fa1920deeb1064e36c0a34410f4d63503b3d4, 247fa1920deeb1064e36c0a34410f4d63503b3d4, 247fa1920deeb1064e36c0a34410f4d63503b3d4, 247fa1920deeb1064e36c0a34410f4d63503b3d4, 247fa1920deeb1064e36c0a34410f4d63503b3d4 |
| Linux | Linux | 3.10, 0, 5.4.235, 5.10.173, 5.15.100, 6.1.18, 6.2.5, 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: 2025-09-18T16:04:19.884Z
- Last modified: 2026-01-14T19:23:11.241Z
09References
- git.kernel.org — https://git.kernel.org/stable/c/7195e642b49af60d4120fa1b45bd812ba528174f
- git.kernel.org — https://git.kernel.org/stable/c/754e81ff44061dda68da0fd4ef51bd1aa9fbf2cf
- git.kernel.org — https://git.kernel.org/stable/c/5a47bb71b1a94a279144fc3031d3c4591b38dd16
- git.kernel.org — https://git.kernel.org/stable/c/9893771097b22a8743a446e45994a177795ca4da
- git.kernel.org — https://git.kernel.org/stable/c/dc9437e9889c3dacf1f320e3cf08da74127573fe
- git.kernel.org — https://git.kernel.org/stable/c/4414a7ab80cebf715045e3c4d465feefbad21139
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