CVE-2022-49643 — 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: 2025-02-26T07:01:39.467
• Last modified: 2026-08-04T10:17:52.663

09References

• git.kernel.org — https://git.kernel.org/stable/c/388f3df7c3c8b7f2a32b9ae0a9b2f9f6ad3b1b77
• git.kernel.org — https://git.kernel.org/stable/c/640cea4c2839a821adfbb703b590a5928abe9286
• git.kernel.org — https://git.kernel.org/stable/c/831e190175f10652be93b08436cc7bf2e62e4bb6
• git.kernel.org — https://git.kernel.org/stable/c/c8d5d81940938b5f6c0f495ca9538e7740416f30
• git.kernel.org — https://git.kernel.org/stable/c/d2ee2cfc4aa85ff6a2a3b198a3a524ec54e3d999