SARA / Free Tools / CVE / CVE-2023-52491

CVE-2023-52491 — In the Linux kernel, the following vulnerability has been resolved:

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

CVSS

7.8 HIGH

EPSS

0.28% (top 80.30%)

CWE

—

Published

2024-03-11T18:15:16.807

Last modified

2026-08-04T10:18:30.207

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/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/1b1036c60a37a30caf6759a90fe5ecd06ec35590
git.kernel.org — https://git.kernel.org/stable/c/206c857dd17d4d026de85866f1b5f0969f2a109e
git.kernel.org — https://git.kernel.org/stable/c/43872f44eee6c6781fea1348b38885d8e78face9
git.kernel.org — https://git.kernel.org/stable/c/6e2f37022f0fc0893da4d85a0500c9d547fffd4c
git.kernel.org — https://git.kernel.org/stable/c/8254d54d00eb6cdb8367399c7f912eb8d354ecd7
git.kernel.org — https://git.kernel.org/stable/c/9fec4db7fff54d9b0306a332bab31eac47eeb5f6
git.kernel.org — https://git.kernel.org/stable/c/1b1036c60a37a30caf6759a90fe5ecd06ec35590
git.kernel.org — https://git.kernel.org/stable/c/206c857dd17d4d026de85866f1b5f0969f2a109e
git.kernel.org — https://git.kernel.org/stable/c/43872f44eee6c6781fea1348b38885d8e78face9
git.kernel.org — https://git.kernel.org/stable/c/6e2f37022f0fc0893da4d85a0500c9d547fffd4c

Want this in your SOAR or SIEM?
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