{"id":"CVE-2023-28327","details":"A NULL pointer dereference flaw was found in the UNIX protocol in net/unix/diag.c In unix_diag_get_exact in the Linux Kernel. The newly allocated skb does not have sk, leading to a NULL pointer. This flaw allows a local user to crash or potentially cause a denial of service.","modified":"2026-03-13T07:33:08.849588Z","published":"2023-04-19T23:15:07.027Z","related":["SUSE-SU-2023:1800-1","SUSE-SU-2023:1802-1","SUSE-SU-2023:1811-1","SUSE-SU-2023:1892-1","SUSE-SU-2023:1897-1","SUSE-SU-2023:1992-1","SUSE-SU-2023:2646-1","SUSE-SU-2023:2809-1","SUSE-SU-2023:2871-1","SUSE-SU-2024:3983-1","SUSE-SU-2024:3985-1","SUSE-SU-2024:4081-1","SUSE-SU-2024:4082-1","SUSE-SU-2024:4103-1","SUSE-SU-2024:4131-1","SUSE-SU-2024:4140-1","SUSE-SU-2024:4364-1"],"references":[{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2177382"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"6.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-28327.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"}]}