SARA / Free Tools / CVE / CVE-2023-53226

CVE-2023-53226 — 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

0.22% (top 87.50%)

CWE

—

Published

2025-09-15T15:15:49.480

Last modified

2026-08-04T10:18:58.763

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/11958528161731c58e105b501ed60b83a91ea941
git.kernel.org — https://git.kernel.org/stable/c/29eca8b7863d1d7de6c5b746b374e3487d14f154
git.kernel.org — https://git.kernel.org/stable/c/3975e21d4d01efaf0296ded40d11c06589c49245
git.kernel.org — https://git.kernel.org/stable/c/3fe3923d092e22d87d1ed03e2729db444b8c1331
git.kernel.org — https://git.kernel.org/stable/c/650d1bc02fba7b42f476d8b6643324abac5921ed
git.kernel.org — https://git.kernel.org/stable/c/7c54b6fc39eb1aac51cf2945f8a25e2a47fdca02
git.kernel.org — https://git.kernel.org/stable/c/8824aa4ab62c800f75d96f48e1883a5f56ec5869
git.kernel.org — https://git.kernel.org/stable/c/a7300e3800e9fd5405e88ce67709c1a97783b9c8
git.kernel.org — https://git.kernel.org/stable/c/f517c97fc129995de77dd06aa5a74f909ebf568f

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