CVE-2025-68221

creationtimestamp| type| source ---|---|--- 2026-04-02 17:00:00+00:00| seen| https://www.cert.ssi.gouv.fr/avis/CERTFR-2026-AVI-0397/ 2026-04-07 18:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/ubuntu-linux-kernel-multiple-vulnerabilities20260408...

CVE-2025-68221

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix address removal logic in mptcppmnlrmaddr Fix inverted WARNONONCE condition that prevented normal address removal counter updates. The current code only executes decrement logic when the counter is already 0 abnormal...