{"id":"CVE-2026-97523","published":"2026-09-25T11:17:02.407","lastModified":"2026-09-25T15:17:57.653","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmptcp: close race between scheduler and state change\n\nThe mptcp scheduler may race with subflow sockets state change: data\ntransmission on the selected socket may fail and a later release could\ntry to use mss_now reset to 0 for a divide operation.\n\nAddress the issue by explicitly checking for the critical scenario.","cvssScore":7.5,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","cwes":[],"vendors":[],"products":[],"references":[{"url":"https://git.kernel.org/stable/c/42064de57fb83231fcc89663a94885f228a1ee53","tags":[]},{"url":"https://git.kernel.org/stable/c/4c856f3c151a2f3fa237caa651c44015916ca584","tags":[]},{"url":"https://git.kernel.org/stable/c/8f11430d51ff8365bc51b670bc3002b65ae4c6b7","tags":[]},{"url":"https://git.kernel.org/stable/c/a09c87abf10a0a7e203137c75b5381aa63d9b31d","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}