{"id":"CVE-2026-90165","summary":"smb/server: fix invalid pointer dereference in ksmbd_stop_durable_scavenger()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nsmb/server: fix invalid pointer dereference in ksmbd_stop_durable_scavenger()\n\nSee the procedure below:\n\n  ksmbd_launch_ksmbd_durable_scavenger\n    durable_scavenger_running = true\n    server_conf.dh_task = kthread_run() // fail, dh_task is an ERR_PTR()\n\n  server_ctrl_handle_reset\n    ksmbd_stop_durable_scavenger\n    kthread_stop(server_conf.dh_task) // invalid pointer","modified":"2026-09-19T03:47:25.005204461Z","published":"2026-09-17T16:06:55.196Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90165.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/3f8651f6bb52159c9e23993c77a2b51b9505ad64"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a2eb72b4d53bb9d8d6c00f3f794eaccb4b1ce5ed"},{"type":"WEB","url":"https://git.kernel.org/stable/c/af9cb997d13a17029a0d3863e33f4c837e27a8ae"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b2d78c199dfd983638662ace0612d4fade3dbea1"},{"type":"WEB","url":"https://git.kernel.org/stable/c/bef46b604732d83f8da29f782868de4d25bf972c"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/90xxx/CVE-2026-90165.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-90165"},{"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":"7f0cb478703cbeaddfe5c9101c5c73cd975d1073"},{"fixed":"3f8651f6bb52159c9e23993c77a2b51b9505ad64"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"d484d621d40f4a8b8959008802d79bef3609641b"},{"fixed":"af9cb997d13a17029a0d3863e33f4c837e27a8ae"},{"fixed":"b2d78c199dfd983638662ace0612d4fade3dbea1"},{"fixed":"a2eb72b4d53bb9d8d6c00f3f794eaccb4b1ce5ed"},{"fixed":"bef46b604732d83f8da29f782868de4d25bf972c"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"6.6.142"},{"fixed":"6.6.157"}]}],"versions":["v6.6.156","v6.6.155","v6.6.154","v6.6.153","v6.6.152","v6.6.151","v6.6.150","v6.6.149","v6.6.148","v6.6.147","v6.6.146","v6.6.145","v6.6.144","v6.6.143","v6.6.142"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90165.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.6.157"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.110"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.11.0"},{"fixed":"6.18.52"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"7.2.6"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-90165.json"}}],"schema_version":"1.9.0"}