{"id":"CVE-2021-47307","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ncifs: prevent NULL deref in cifs_compose_mount_options()\n\nThe optional @ref parameter might contain an NULL node_name, so\nprevent dereferencing it in cifs_compose_mount_options().\n\nAddresses-Coverity: 1476408 (\"Explicit null dereferenced\")","modified":"2026-03-13T05:20:41.228848Z","published":"2024-05-21T15:15:18.320Z","related":["SUSE-SU-2024:1979-1","SUSE-SU-2024:1983-1","SUSE-SU-2024:2010-1","SUSE-SU-2024:2183-1","SUSE-SU-2024:2184-1","SUSE-SU-2024:2185-1"],"references":[{"type":"FIX","url":"https://git.kernel.org/stable/c/03313d1c3a2f086bb60920607ab79ac8f8578306"},{"type":"FIX","url":"https://git.kernel.org/stable/c/ae3d181f4e912f51af7776ea165f199b16fc165d"},{"type":"FIX","url":"https://git.kernel.org/stable/c/e58c162789becede894d3e94c0ce6695a2ef5796"},{"type":"FIX","url":"https://git.kernel.org/stable/c/f7d1fa65e74263d11f90ddd33b4d4cd905a93759"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-47307.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"5.4.135"}]},{"events":[{"introduced":"5.5"},{"fixed":"5.10.53"}]},{"events":[{"introduced":"5.11"},{"fixed":"5.13.5"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}