{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-54184","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-12-30T12:06:44.497Z","datePublished":"2025-12-30T12:08:54.528Z","dateUpdated":"2026-05-11T19:57:05.371Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:57:05.371Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: target: iscsit: Free cmds before session free\n\nCommands from recovery entries are freed after session has been closed.\nThat leads to use-after-free at command free or NPE with such call trace:\n\nTime2Retain timer expired for SID: 1, cleaning up iSCSI session.\nBUG: kernel NULL pointer dereference, address: 0000000000000140\nRIP: 0010:sbitmap_queue_clear+0x3a/0xa0\nCall Trace:\n target_release_cmd_kref+0xd1/0x1f0 [target_core_mod]\n transport_generic_free_cmd+0xd1/0x180 [target_core_mod]\n iscsit_free_cmd+0x53/0xd0 [iscsi_target_mod]\n iscsit_free_connection_recovery_entries+0x29d/0x320 [iscsi_target_mod]\n iscsit_close_session+0x13a/0x140 [iscsi_target_mod]\n iscsit_check_post_dataout+0x440/0x440 [iscsi_target_mod]\n call_timer_fn+0x24/0x140\n\nMove cleanup of recovery enrties to before session freeing."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/target/iscsi/iscsi_target.c"],"versions":[{"version":"988e3a85463d9b6dabc681df3f8f131b23c19953","lessThan":"89f5055f9b0b57c7e7f02e32df95ef401f809b71","status":"affected","versionType":"git"},{"version":"988e3a85463d9b6dabc681df3f8f131b23c19953","lessThan":"4621e24c9257c6379343bf0c11b473817cf7edcd","status":"affected","versionType":"git"},{"version":"988e3a85463d9b6dabc681df3f8f131b23c19953","lessThan":"1911cca5916b6e106de7afa3ec0a38447158216c","status":"affected","versionType":"git"},{"version":"988e3a85463d9b6dabc681df3f8f131b23c19953","lessThan":"a7a4def6c7046e090bb10c6d550fdeb487db98ba","status":"affected","versionType":"git"},{"version":"988e3a85463d9b6dabc681df3f8f131b23c19953","lessThan":"4ce221d295f53e6c6b835ab33181e735482c9aac","status":"affected","versionType":"git"},{"version":"988e3a85463d9b6dabc681df3f8f131b23c19953","lessThan":"d8990b5a4d065f38f35d69bcd627ec5a7f8330ca","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/target/iscsi/iscsi_target.c"],"versions":[{"version":"3.12","status":"affected"},{"version":"0","lessThan":"3.12","status":"unaffected","versionType":"semver"},{"version":"5.4.244","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.181","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.113","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.30","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.3.4","lessThanOrEqual":"6.3.*","status":"unaffected","versionType":"semver"},{"version":"6.4","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.12","versionEndExcluding":"5.4.244"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.12","versionEndExcluding":"5.10.181"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.12","versionEndExcluding":"5.15.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.12","versionEndExcluding":"6.1.30"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.12","versionEndExcluding":"6.3.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.12","versionEndExcluding":"6.4"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/89f5055f9b0b57c7e7f02e32df95ef401f809b71"},{"url":"https://git.kernel.org/stable/c/4621e24c9257c6379343bf0c11b473817cf7edcd"},{"url":"https://git.kernel.org/stable/c/1911cca5916b6e106de7afa3ec0a38447158216c"},{"url":"https://git.kernel.org/stable/c/a7a4def6c7046e090bb10c6d550fdeb487db98ba"},{"url":"https://git.kernel.org/stable/c/4ce221d295f53e6c6b835ab33181e735482c9aac"},{"url":"https://git.kernel.org/stable/c/d8990b5a4d065f38f35d69bcd627ec5a7f8330ca"}],"title":"scsi: target: iscsit: Free cmds before session free","x_generator":{"engine":"bippy-1.2.0"}}}}