{"id":"CVE-2023-32256","details":"A flaw was found in the Linux kernel's ksmbd component. A race condition between smb2 close operation and logoff in multichannel connections could result in a use-after-free issue.","modified":"2026-03-15T14:49:59.138156Z","published":"2025-08-01T18:15:27.910Z","references":[{"type":"WEB","url":"https://access.redhat.com/security/cve/CVE-2023-32256"},{"type":"WEB","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=abcc506a9a71976a8b4c9bf3ee6efd13229c1e19"},{"type":"ADVISORY","url":"https://www.zerodayinitiative.com/advisories/ZDI-23-704/"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2385885"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git","events":[{"introduced":"0"},{"fixed":"abcc506a9a71976a8b4c9bf3ee6efd13229c1e19"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-32256.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:H"}]}