SARA / Free Tools / CVE / CVE-2023-53587

CVE-2023-53587 — 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

0.16% (top 94.90%)

CWE

—

Published

2025-10-04T16:15:55.060

Last modified

2026-10-15T22:17:43.343

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/0a65165bd24ee9231191597b7c232376fcd70cdb
git.kernel.org — https://git.kernel.org/stable/c/1c99f65d6af2a454bfd5207b4f6a97c8474a1191
git.kernel.org — https://git.kernel.org/stable/c/2399b1fda025e939b6fb1ac94505bcf718534e65
git.kernel.org — https://git.kernel.org/stable/c/2702b67f59d455072a08dc40312f9b090d4dec04
git.kernel.org — https://git.kernel.org/stable/c/372c5ee537b8366b64b691ba29e9335525e1655e
git.kernel.org — https://git.kernel.org/stable/c/675751bb20634f981498c7d66161584080cc061e
git.kernel.org — https://git.kernel.org/stable/c/c63741e872fcfb10e153517750f7908f0c00f60d
git.kernel.org — https://git.kernel.org/stable/c/d9834abd8b24d1fe8092859e436fe1e0fd467c61
git.kernel.org — https://git.kernel.org/stable/c/fc6858b7f8e1221f62ce8c6ff8a13a349c32cd76

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