CVE-2023-53566 — In the Linux kernel, the following vulnerability has been resolved:

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

01What is this vulnerability?

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

02Affected products

No structured affected-product list available — see references below for vendor advisories.

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• 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.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2025-10-04T16:15:52.103
• Last modified: 2026-10-15T22:17:43.140

09References

• git.kernel.org — https://git.kernel.org/stable/c/3fa13203b6d90cc3a33af47b058739f92ab82eef
• git.kernel.org — https://git.kernel.org/stable/c/61ae320a29b0540c16931816299eb86bf2b66c08
• git.kernel.org — https://git.kernel.org/stable/c/899aa5638568abf5d69de7a7bb95e4615157375b
• git.kernel.org — https://git.kernel.org/stable/c/a337706c1fb35aac3f26b48aca80421bdbe1d33a
• git.kernel.org — https://git.kernel.org/stable/c/a836be60a3aabcedcd9c79f545d409ace1f20ba6
• git.kernel.org — https://git.kernel.org/stable/c/b76db53ee8802ee5683f8cb401d7e2ec6f9b3d56
• git.kernel.org — https://git.kernel.org/stable/c/ec5caa765f7f6960011c919c9aeb1467940421f6