{"id":"CVE-2023-4133","details":"A use-after-free vulnerability was found in the cxgb4 driver in the Linux kernel. The bug occurs when the cxgb4 device is detaching due to a possible rearming of the flower_stats_timer from the work queue. This flaw allows a local user to crash the system, causing a denial of service condition.","modified":"2026-03-15T14:48:10.007202Z","published":"2023-08-03T15:15:33.940Z","related":["ALSA-2024:2394","SUSE-SU-2023:3390-1","SUSE-SU-2023:3392-1","SUSE-SU-2023:3599-1","SUSE-SU-2023:3599-2","SUSE-SU-2023:3600-1","SUSE-SU-2023:3600-2","SUSE-SU-2023:3601-1","SUSE-SU-2023:3656-1","SUSE-SU-2023:3681-1","SUSE-SU-2023:3682-1","SUSE-SU-2023:3684-1","SUSE-SU-2023:3705-1","SUSE-SU-2023:3785-1","SUSE-SU-2023:3964-1","SUSE-SU-2023:3969-1","SUSE-SU-2023:3971-1","SUSE-SU-2023:3988-1"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:2950"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:3138"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2023-4133"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2024:2394"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2221702"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"6.3"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-4133.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"}]}