{"id":"DEBIAN-CVE-2023-54184","details":"In the Linux kernel, the following vulnerability has been resolved:  scsi: target: iscsit: Free cmds before session free  Commands from recovery entries are freed after session has been closed. That leads to use-after-free at command free or NPE with such call trace:  Time2Retain timer expired for SID: 1, cleaning up iSCSI session. BUG: kernel NULL pointer dereference, address: 0000000000000140 RIP: 0010:sbitmap_queue_clear+0x3a/0xa0 Call Trace:  target_release_cmd_kref+0xd1/0x1f0 [target_core_mod]  transport_generic_free_cmd+0xd1/0x180 [target_core_mod]  iscsit_free_cmd+0x53/0xd0 [iscsi_target_mod]  iscsit_free_connection_recovery_entries+0x29d/0x320 [iscsi_target_mod]  iscsit_close_session+0x13a/0x140 [iscsi_target_mod]  iscsit_check_post_dataout+0x440/0x440 [iscsi_target_mod]  call_timer_fn+0x24/0x140  Move cleanup of recovery enrties to before session freeing.","modified":"2026-09-15T09:02:52.935791118Z","published":"2025-12-30T13:16:06.357Z","upstream":["CVE-2023-54184"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2023-54184"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.37-1"}]}],"versions":["6.1.27-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-54184.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.3.7-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-54184.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.3.7-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2023-54184.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}