{"id":"CVE-2025-38461","summary":"vsock: Fix transport_* TOCTOU","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nvsock: Fix transport_* TOCTOU\n\nTransport assignment may race with module unload. Protect new_transport\nfrom becoming a stale pointer.\n\nThis also takes care of an insecure call in vsock_use_local_transport();\nadd a lockdep assert.\n\nBUG: unable to handle page fault for address: fffffbfff8056000\nOops: Oops: 0000 [#1] SMP KASAN\nRIP: 0010:vsock_assign_transport+0x366/0x600\nCall Trace:\n vsock_connect+0x59c/0xc40\n __sys_connect+0xe8/0x100\n __x64_sys_connect+0x6e/0xc0\n do_syscall_64+0x92/0x1c0\n entry_SYSCALL_64_after_hwframe+0x4b/0x53","modified":"2026-04-02T12:47:59.554437Z","published":"2025-07-25T15:27:39.322Z","related":["ALSA-2025:15005","ALSA-2025:15011","ALSA-2025:16372","ALSA-2025:16373","MGASA-2025-0218","MGASA-2025-0219","SUSE-SU-2025:02853-1","SUSE-SU-2025:02923-1","SUSE-SU-2025:02969-1","SUSE-SU-2025:02996-1","SUSE-SU-2025:02997-1","SUSE-SU-2025:03011-1","SUSE-SU-2025:03023-1","SUSE-SU-2025:20577-1","SUSE-SU-2025:20586-1","SUSE-SU-2025:20601-1","SUSE-SU-2025:20602-1","SUSE-SU-2025:21074-1","SUSE-SU-2025:21139-1","SUSE-SU-2025:21179-1","openSUSE-SU-2025:20081-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38461.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/36a439049b34cca0b3661276049b84a1f76cc21a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/687aa0c5581b8d4aa87fd92973e4ee576b550cdf"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7b73bddf54777fb62d4d8c7729d0affe6df04477"},{"type":"WEB","url":"https://git.kernel.org/stable/c/8667e8d0eb46bc54fdae30ba2f4786407d3d88eb"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9ce53e744f18e73059d3124070e960f3aa9902bf"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9d24bb6780282b0255b9929abe5e8f98007e2c6e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ae2c712ba39c7007de63cb0c75b51ce1caaf1da5"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38461.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-38461"},{"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":"c0cfa2d8a788fcf45df5bf4070ab2474c88d543a"},{"fixed":"8667e8d0eb46bc54fdae30ba2f4786407d3d88eb"},{"fixed":"36a439049b34cca0b3661276049b84a1f76cc21a"},{"fixed":"9ce53e744f18e73059d3124070e960f3aa9902bf"},{"fixed":"9d24bb6780282b0255b9929abe5e8f98007e2c6e"},{"fixed":"ae2c712ba39c7007de63cb0c75b51ce1caaf1da5"},{"fixed":"7b73bddf54777fb62d4d8c7729d0affe6df04477"},{"fixed":"687aa0c5581b8d4aa87fd92973e4ee576b550cdf"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-38461.json"}}],"schema_version":"1.7.5"}