{"id":"CVE-2024-26708","summary":"mptcp: really cope with fastopen race","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nmptcp: really cope with fastopen race\n\nFastopen and PM-trigger subflow shutdown can race, as reported by\nsyzkaller.\n\nIn my first attempt to close such race, I missed the fact that\nthe subflow status can change again before the subflow_state_change\ncallback is invoked.\n\nAddress the issue additionally copying with all the states directly\nreachable from TCP_FIN_WAIT1.","modified":"2026-05-28T03:55:25.080761942Z","published":"2024-04-03T14:55:11.054Z","related":["SUSE-SU-2025:0784-1","SUSE-SU-2025:0847-1","SUSE-SU-2025:0856-1","SUSE-SU-2025:0955-1","SUSE-SU-2025:20190-1","SUSE-SU-2025:20192-1","SUSE-SU-2025:20260-1","SUSE-SU-2025:20270-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/26xxx/CVE-2024-26708.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/337cebbd850f94147cee05252778f8f78b8c337f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/4bfe217e075d04e63c092df9d40c608e598c2ef2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e158fb9679d15a2317ec13b4f6301bd26265df2f"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/26xxx/CVE-2024-26708.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-26708"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"1e777f39b4d75e599a3aac8e0f67d739474f198c"},{"fixed":"4bfe217e075d04e63c092df9d40c608e598c2ef2"},{"fixed":"e158fb9679d15a2317ec13b4f6301bd26265df2f"},{"fixed":"337cebbd850f94147cee05252778f8f78b8c337f"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2024-26708.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.18"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.7.6"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2024-26708.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}