SARA / Free Tools / CVE / CVE-2023-52441

CVE-2023-52441 — In the Linux kernel, the following vulnerability has been resolved:

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

CVSS

9.1 CRITICAL

EPSS

0.68% (top 50.70%)

CWE

—

Published

2024-02-21T08:15:45.463

Last modified

2026-08-15T13:17:41.593

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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/330d900620dfc9893011d725b3620cd2ee0bc2bc
git.kernel.org — https://git.kernel.org/stable/c/536bb492d39bb6c080c92f31e8a55fe9934f452b
git.kernel.org — https://git.kernel.org/stable/c/5c0df9d30c289d6b9d7d44e2a450de2f8e3cf40b
git.kernel.org — https://git.kernel.org/stable/c/aa669ef229ae8dd779da9caa24e254964545895f
git.kernel.org — https://git.kernel.org/stable/c/330d900620dfc9893011d725b3620cd2ee0bc2bc
git.kernel.org — https://git.kernel.org/stable/c/536bb492d39bb6c080c92f31e8a55fe9934f452b
git.kernel.org — https://git.kernel.org/stable/c/5c0df9d30c289d6b9d7d44e2a450de2f8e3cf40b
git.kernel.org — https://git.kernel.org/stable/c/aa669ef229ae8dd779da9caa24e254964545895f

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