SARA / Free Tools / CVE / CVE-2023-54120

CVE-2023-54120 — In the Linux kernel, the following vulnerability has been resolved:

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

CVSS

8.8 HIGH

EPSS

0.31% (top 77.40%)

CWE

—

Published

2025-12-24T13:16:13.940

Last modified

2026-10-15T22:17:53.460

CVSS vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

01What is this vulnerability?

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

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

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

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.

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

git.kernel.org — https://git.kernel.org/stable/c/0efb276d5848a3accc37c6f41b85e442c4768169
git.kernel.org — https://git.kernel.org/stable/c/152f47bd6b995e0e98c85672f6d19894bc287ef2
git.kernel.org — https://git.kernel.org/stable/c/248af9feca062a4ca9c3f2ccf67056c8a5eb817f
git.kernel.org — https://git.kernel.org/stable/c/5f3d214d19899183d4e0cce7552998262112e4ab
git.kernel.org — https://git.kernel.org/stable/c/8a99e6200c38b78a45dcd12a6bdc43fdf4dc36be
git.kernel.org — https://git.kernel.org/stable/c/c95930abd687fcd1aa040dc4fe90dff947916460
git.kernel.org — https://git.kernel.org/stable/c/f6719fd8f409fa1da8dc956e93822d25e1e8b360
git.kernel.org — https://git.kernel.org/stable/c/f7ec5ca433ceead8d9d78fd2febff094f289441d

Want this in your SOAR or SIEM?
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