{"id":"CVE-2023-52508","summary":"nvme-fc: Prevent null pointer dereference in nvme_fc_io_getuuid()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvme-fc: Prevent null pointer dereference in nvme_fc_io_getuuid()\n\nThe nvme_fc_fcp_op structure describing an AEN operation is initialized with a\nnull request structure pointer. An FC LLDD may make a call to\nnvme_fc_io_getuuid passing a pointer to an nvmefc_fcp_req for an AEN operation.\n\nAdd validation of the request structure pointer before dereference.","modified":"2026-04-11T12:46:32.433682Z","published":"2024-03-02T21:52:21.361Z","related":["SUSE-SU-2024:1320-1","SUSE-SU-2024:1321-1","SUSE-SU-2024:1465-1","SUSE-SU-2024:1466-1","SUSE-SU-2024:1480-1","SUSE-SU-2024:1489-1","SUSE-SU-2024:1490-1","SUSE-SU-2025:01995-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52508.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/8ae5b3a685dc59a8cf7ccfe0e850999ba9727a3c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/be90c9e29dd59b7d19a73297a1590ff3ec1d22ea"},{"type":"WEB","url":"https://git.kernel.org/stable/c/dd46b3ac7322baf3772b33b29726e94f98289db7"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52508.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-52508"},{"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":"827fc630e4c8087df5a8e8ee013b686bd6f13736"},{"fixed":"be90c9e29dd59b7d19a73297a1590ff3ec1d22ea"},{"fixed":"dd46b3ac7322baf3772b33b29726e94f98289db7"},{"fixed":"8ae5b3a685dc59a8cf7ccfe0e850999ba9727a3c"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0"},{"last_affected":"7a41fdf27a4b1ee565ce5bf3e409b2df0b8514c4"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-52508.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.19.0"},{"fixed":"6.1.56"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.5.6"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-52508.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"}]}