CVE-2023-53857 — 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: 2025-12-09T16:17:26.403
• Last modified: 2026-10-03T11:17:29.117

09References

• git.kernel.org — https://git.kernel.org/stable/c/300415caa373a07782fcbc2f8d9429bc2dc27a47
• git.kernel.org — https://git.kernel.org/stable/c/47cf3387de902e8f61f705b06cb2fc1315d26932
• git.kernel.org — https://git.kernel.org/stable/c/a96a44aba556c42b432929d37d60158aca21ad4c