{"id":"CVE-2026-97522","summary":"mptcp: fix bad accounting in __mptcp_subflow_push_pending()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nmptcp: fix bad accounting in __mptcp_subflow_push_pending()\n\nIf __subflow_push_pending() errors out we should avoid updating the\ncopied byte counters, to avoid mismatch push call later on.","modified":"2026-09-26T03:48:28.327618469Z","published":"2026-09-25T10:21:26.420Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/97xxx/CVE-2026-97522.json"},"references":[{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9781fa35d9f7a87a83115acd3a88bc9ce35b5407"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a0a64525f3414268ed4b1945a1dc690aa974dd4f"},{"type":"WEB","url":"https://git.kernel.org/stable/c/dc054821e639a2e14f1419436612db70b6af45fc"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f3ef03357396d4b147d8e76c75fb612c2f264ffc"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/97xxx/CVE-2026-97522.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97522"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0fa1b3783a17d75a4aa1651a18ede041ffca5750"},{"fixed":"9781fa35d9f7a87a83115acd3a88bc9ce35b5407"},{"fixed":"a0a64525f3414268ed4b1945a1dc690aa974dd4f"},{"fixed":"dc054821e639a2e14f1419436612db70b6af45fc"},{"fixed":"f3ef03357396d4b147d8e76c75fb612c2f264ffc"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-97522.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.6.0"},{"fixed":"6.12.111"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.53"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.2.7"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-97522.json"}}],"schema_version":"1.9.0"}