{"id":"CVE-2025-38561","summary":"ksmbd: fix Preauh_HashValue race condition","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nksmbd: fix Preauh_HashValue race condition\n\nIf client send multiple session setup requests to ksmbd,\nPreauh_HashValue race condition could happen.\nThere is no need to free sess-\u003ePreauh_HashValue at session setup phase.\nIt can be freed together with session at connection termination phase.","modified":"2026-04-16T00:10:56.307584951Z","published":"2025-08-19T17:02:38.719Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38561.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/44a3059c4c8cc635a1fb2afd692d0730ca1ba4b6"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6613887da1d18dd2ecfd6c6148a873c4d903ebdc"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7d7c0c5304c88bcbd7a85e9bcd61d27e998ba5fc"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b69fd87076daa66f3d186bd421a7b0ee0cb45829"},{"type":"WEB","url":"https://git.kernel.org/stable/c/edeecc7871e8fc0878d53ce286c75040a0e38f6c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fbf5c0845ed15122a770bca9be1d9b60b470d3aa"},{"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-2025-38561.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-38561"},{"type":"ADVISORY","url":"https://www.zerodayinitiative.com/advisories/ZDI-25-916/"},{"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":"0626e6641f6b467447c81dd7678a69c66f7746cf"},{"fixed":"fbf5c0845ed15122a770bca9be1d9b60b470d3aa"},{"fixed":"b69fd87076daa66f3d186bd421a7b0ee0cb45829"},{"fixed":"edeecc7871e8fc0878d53ce286c75040a0e38f6c"},{"fixed":"7d7c0c5304c88bcbd7a85e9bcd61d27e998ba5fc"},{"fixed":"6613887da1d18dd2ecfd6c6148a873c4d903ebdc"},{"fixed":"44a3059c4c8cc635a1fb2afd692d0730ca1ba4b6"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-38561.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H"}]}