CVE-2023-54187 — In the Linux kernel, the following vulnerability has been resolved:

In the Linux kernel, the following vulnerability has been resolved:

01What is this vulnerability?

In the Linux kernel, the following vulnerability has been resolved:

02Affected products

No structured affected-product list available — see references below for vendor advisories.

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: 2025-12-30T13:16:06.677
• Last modified: 2026-08-04T11:16:35.817

09References

• git.kernel.org — https://git.kernel.org/stable/c/0a76082a4a32a90d1ef33dee8b400efc082b4b6f
• git.kernel.org — https://git.kernel.org/stable/c/3e77036246123ff710fa2661dcaa12a45284f09b
• git.kernel.org — https://git.kernel.org/stable/c/8a0b544b7caedfbc05065b6377fd1d8bf7ef5e70
• git.kernel.org — https://git.kernel.org/stable/c/8f57f3e112cf1d16682b6ff9c31c72f40f7da9c9
• git.kernel.org — https://git.kernel.org/stable/c/957904f531fd857a92743b11fbc9c9ffdf7f3207
• git.kernel.org — https://git.kernel.org/stable/c/d94772154e524b329a168678836745d2773a6e02
• git.kernel.org — https://git.kernel.org/stable/c/f20191100952013f0916418cdaed0ab55c7b634c