SARA / Free Tools / CVE / CVE-2023-52442

CVE-2023-52442 — 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

29.64% (top 2.00%)

CWE

—

Published

2024-02-21T08:15:45.547

Last modified

2026-08-04T10:18:27.657

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/017d85c94f02090a87f4a473dbe0d6ee0da72693
git.kernel.org — https://git.kernel.org/stable/c/3df0411e132ee74a87aa13142dfd2b190275332e
git.kernel.org — https://git.kernel.org/stable/c/4c2b350b2e269e3fd17bbfa42de1b42775b777ac
git.kernel.org — https://git.kernel.org/stable/c/becb5191d1d5fdfca0198a2e37457bbbf4fe266f
git.kernel.org — https://git.kernel.org/stable/c/017d85c94f02090a87f4a473dbe0d6ee0da72693
git.kernel.org — https://git.kernel.org/stable/c/3df0411e132ee74a87aa13142dfd2b190275332e
git.kernel.org — https://git.kernel.org/stable/c/4c2b350b2e269e3fd17bbfa42de1b42775b777ac
git.kernel.org — https://git.kernel.org/stable/c/becb5191d1d5fdfca0198a2e37457bbbf4fe266f

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