CVE-2023-54186 — 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: 2025-12-30T13:16:06.570
• Last modified: 2026-08-04T11:16:35.693

09References

• git.kernel.org — https://git.kernel.org/stable/c/08bd1be1c716fd50a7df48f82dcbc59a103082b5
• git.kernel.org — https://git.kernel.org/stable/c/0e61a7432fcd4bca06f05b7f1c7d7cb461880fe2
• git.kernel.org — https://git.kernel.org/stable/c/4f9c0a7c272626cb6716ffc7800e8c73260cdce6
• git.kernel.org — https://git.kernel.org/stable/c/54ee23e4ab263a495ace1eed43d3883212ece17f
• git.kernel.org — https://git.kernel.org/stable/c/d8f28269dd4bf9b55c3fb376ae31512730a96fce
• git.kernel.org — https://git.kernel.org/stable/c/fc0e18f95c88435bd8a1ceb540243cd7fbcd9781
• git.kernel.org — https://git.kernel.org/stable/c/ff466f77d0a56719979c4234abd412abd98eae8f