{"id":"CVE-2024-53217","summary":"NFSD: Prevent NULL dereference in nfsd4_process_cb_update()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nNFSD: Prevent NULL dereference in nfsd4_process_cb_update()\n\n@ses is initialized to NULL. If __nfsd4_find_backchannel() finds no\navailable backchannel session, setup_callback_client() will try to\ndereference @ses and segfault.","modified":"2026-04-02T12:23:01.002832Z","published":"2024-12-27T13:50:02.727Z","related":["SUSE-SU-2025:0117-1","SUSE-SU-2025:0153-1","SUSE-SU-2025:0154-1","SUSE-SU-2025:0289-1","SUSE-SU-2025:0556-1","SUSE-SU-2025:0577-1","SUSE-SU-2025:0577-2","SUSE-SU-2025:0834-1","SUSE-SU-2025:20165-1","SUSE-SU-2025:20166-1","SUSE-SU-2025:20248-1","SUSE-SU-2025:20249-1","USN-7276-1","USN-7277-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/53xxx/CVE-2024-53217.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/03178cd8f67227015debb700123987fe96275cd1"},{"type":"WEB","url":"https://git.kernel.org/stable/c/0c3b0e326f838787d229314d4de83af9c53347e8"},{"type":"WEB","url":"https://git.kernel.org/stable/c/1e02c641c3a43c88cecc08402000418e15578d38"},{"type":"WEB","url":"https://git.kernel.org/stable/c/4a4ffc1aa9d618e41ad9151f40966e402e58a5a2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/752a75811f27300fe8131b0a1efc91960f6f88e7"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c5d90f9302742985a5078e42ac38de42c364c44a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/cac1405e3ff6685a438e910ad719e0cf06af90ee"},{"type":"WEB","url":"https://git.kernel.org/stable/c/d9a0d1f6e15859ea7a86a327f28491e23deaaa62"},{"type":"WEB","url":"https://git.kernel.org/stable/c/eb51733ae5fc73d95bd857d5da26f9f65b202a79"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/53xxx/CVE-2024-53217.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-53217"},{"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":"dcbeaa68dbbdacbbb330a86c7fc95a28473fc209"},{"fixed":"d9a0d1f6e15859ea7a86a327f28491e23deaaa62"},{"fixed":"cac1405e3ff6685a438e910ad719e0cf06af90ee"},{"fixed":"752a75811f27300fe8131b0a1efc91960f6f88e7"},{"fixed":"c5d90f9302742985a5078e42ac38de42c364c44a"},{"fixed":"0c3b0e326f838787d229314d4de83af9c53347e8"},{"fixed":"eb51733ae5fc73d95bd857d5da26f9f65b202a79"},{"fixed":"03178cd8f67227015debb700123987fe96275cd1"},{"fixed":"4a4ffc1aa9d618e41ad9151f40966e402e58a5a2"},{"fixed":"1e02c641c3a43c88cecc08402000418e15578d38"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-53217.json"}}],"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"}]}