{"id":"CVE-2023-38427","details":"An issue was discovered in the Linux kernel before 6.3.8. fs/smb/server/smb2pdu.c in ksmbd has an integer underflow and out-of-bounds read in deassemble_neg_contexts.","modified":"2026-03-13T07:42:05.657582Z","published":"2023-07-18T00:15:09.530Z","references":[{"type":"ADVISORY","url":"https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.8"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20230824-0011/"},{"type":"FIX","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/smb/server?id=f1a411873c85b642f13b01f21b534c2bab81fc1b"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"5.15"},{"fixed":"5.15.145"}]},{"events":[{"introduced":"5.16"},{"fixed":"6.1.34"}]},{"events":[{"introduced":"6.2"},{"fixed":"6.3.8"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-38427.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}