CVE-2023-54193 — 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: 2025-12-30T13:16:07.320
• Last modified: 2026-10-15T22:17:54.440

09References

• git.kernel.org — https://git.kernel.org/stable/c/26aec72429a05e917d574eca0efc5306c63a8862
• git.kernel.org — https://git.kernel.org/stable/c/55866fe3fded3ce94ac3fc1bb3dfce654282f483
• git.kernel.org — https://git.kernel.org/stable/c/7311c8be3755611bf6edea4dfbeb190b4bdd489f
• git.kernel.org — https://git.kernel.org/stable/c/7b7a74ed303d532fb73ae4b1697f16a0fea89cd0
• git.kernel.org — https://git.kernel.org/stable/c/cb145932fcf6814e7e95e467eb70e7849a845ae9
• git.kernel.org — https://git.kernel.org/stable/c/cc5fe387c6294d0471cb7ed064efac97fac65ccc
• git.kernel.org — https://git.kernel.org/stable/c/da94a7781fc3c92e7df7832bc2746f4d39bc624e