{"id":"CVE-2023-53627","revision":null,"records":[{"revision":"80f545bd06574d10aaaa8054ac120f9e","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2023-53627","aliases":[],"title":"scsi: hisi_sas: Grab sas_dev lock when traversing the members of sas_dev.list","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: hisi_sas: Grab sas_dev lock when traversing the members of sas_dev.list\n\nWhen freeing slots in function slot_complete_v3_hw(), it is possible that\nsas_dev.list is being traversed elsewhere, and it may trigger a NULL\npointer exception, such as follows:\n\n==>cq thread                    ==>scsi_eh_6\n\n                                ==>scsi_error_handler()\n\t\t\t\t  ==>sas_eh_handle_sas_errors()\n\t\t\t\t    ==>sas_scsi_find_task()\n\t\t\t\t      ==>lldd_abort_task()\n==>slot_complete_v3_hw()              ==>hisi_sas_abort_task()\n  ==>hisi_sas_slot_task_free()\t        ==>dereg_device_v3_hw()\n    ==>list_del_init()        \t\t  ==>list_for_each_entry_safe()\n\n[ 7165.434918] sas: Enter sas_scsi_recover_host busy: 32 failed: 32\n[ 7165.434926] sas: trying to find task 0x00000000769b5ba5\n[ 7165.434927] sas: sas_scsi_find_task: aborting task 0x00000000769b5ba5\n[ 7165.434940] hisi_sas_v3_hw 0000:b4:02.0: slot complete: task(00000000769b5ba5) aborted\n[ 7165.434964] hisi_sas_v3_hw 0000:b4:02.0: slot complete: task(00000000c9f7aa07) ignored\n[ 7165.434965] hisi_sas_v3_hw 0000:b4:02.0: slot complete: task(00000000e2a1cf01) ignored\n[ 7165.434968] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000\n[ 7165.434972] hisi_sas_v3_hw 0000:b4:02.0: slot complete: task(0000000022d52d93) ignored\n[ 7165.434975] hisi_sas_v3_hw 0000:b4:02.0: slot complete: task(0000000066a7516c) ignored\n[ 7165.434976] Mem abort info:\n[ 7165.434982]   ESR = 0x96000004\n[ 7165.434991]   Exception class = DABT (current EL), IL = 32 bits\n[ 7165.434992]   SET = 0, FnV = 0\n[ 7165.434993]   EA = 0, S1PTW = 0\n[ 7165.434994] Data abort info:\n[ 7165.434994]   ISV = 0, ISS = 0x00000004\n[ 7165.434995]   CM = 0, WnR = 0\n[ 7165.434997] user pgtable: 4k pages, 48-bit VAs, pgdp = 00000000f29543f2\n[ 7165.434998] [0000000000000000] pgd=0000000000000000\n[ 7165.435003] Internal error: Oops: 96000004 [#1] SMP\n[ 7165.439863] Process scsi_eh_6 (pid: 4109, stack limit = 0x00000000c43818d5)\n[ 7165.468862] pstate: 00c00009 (nzcv daif +PAN +UAO)\n[ 7165.473637] pc : dereg_device_v3_hw+0x68/0xa8 [hisi_sas_v3_hw]\n[ 7165.479443] lr : dereg_device_v3_hw+0x2c/0xa8 [hisi_sas_v3_hw]\n[ 7165.485247] sp : ffff00001d623bc0\n[ 7165.488546] x29: ffff00001d623bc0 x28: ffffa027d03b9508\n[ 7165.493835] x27: ffff80278ed50af0 x26: ffffa027dd31e0a8\n[ 7165.499123] x25: ffffa027d9b27f88 x24: ffffa027d9b209f8\n[ 7165.504411] x23: ffffa027c45b0d60 x22: ffff80278ec07c00\n[ 7165.509700] x21: 0000000000000008 x20: ffffa027d9b209f8\n[ 7165.514988] x19: ffffa027d9b27f88 x18: ffffffffffffffff\n[ 7165.520276] x17: 0000000000000000 x16: 0000000000000000\n[ 7165.525564] x15: ffff0000091d9708 x14: ffff0000093b7dc8\n[ 7165.530852] x13: ffff0000093b7a23 x12: 6e7265746e692067\n[ 7165.536140] x11: 0000000000000000 x10: 0000000000000bb0\n[ 7165.541429] x9 : ffff00001d6238f0 x8 : ffffa027d877af00\n[ 7165.546718] x7 : ffffa027d6329600 x6 : ffff7e809f58ca00\n[ 7165.552006] x5 : 0000000000001f8a x4 : 000000000000088e\n[ 7165.557295] x3 : ffffa027d9b27fa8 x2 : 0000000000000000\n[ 7165.562583] x1 : 0000000000000000 x0 : 000000003000188e\n[ 7165.567872] Call trace:\n[ 7165.570309]  dereg_device_v3_hw+0x68/0xa8 [hisi_sas_v3_hw]\n[ 7165.575775]  hisi_sas_abort_task+0x248/0x358 [hisi_sas_main]\n[ 7165.581415]  sas_eh_handle_sas_errors+0x258/0x8e0 [libsas]\n[ 7165.586876]  sas_scsi_recover_host+0x134/0x458 [libsas]\n[ 7165.592082]  scsi_error_handler+0xb4/0x488\n[ 7165.596163]  kthread+0x134/0x138\n[ 7165.599380]  ret_from_fork+0x10/0x18\n[ 7165.602940] Code: d5033e9f b9000040 aa0103e2 eb03003f (f9400021)\n[ 7165.609004] kernel fault(0x1) notification starting on CPU 75\n[ 7165.700728] ---[ end trace fc042cbbea224efc ]---\n[ 7165.705326] Kernel panic - not syncing: Fatal exception\n\nTo fix the issue, grab sas_dev lock when traversing the members of\nsas_dev.list in dereg_device_v3_hw() and hisi_sas_release_tasks() to avoid\nconcurrency of adding and deleting member. When \n---truncated---","state":0,"publishedAt":"2025-10-07T15:19:31.591+00:00","modifiedAt":"2026-10-03T10:54:58.839+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/scsi/hisi_sas/hisi_sas.h\",\n                        \"drivers/scsi/hisi_sas/hisi_sas_main.c\",\n                        \"drivers/scsi/hisi_sas/hisi_sas_v1_hw.c\",\n                        \"drivers/scsi/hisi_sas/hisi_sas_v2_hw.c\",\n                        \"drivers/scsi/hisi_sas/hisi_sas_v3_hw.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"47caad1577cd7a39e2048c5e4edbce4b863dc12b\",\n                            \"lessThan\": \"6fb177f10d87b8d816402c488e83506d0fb5340a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"47caad1577cd7a39e2048c5e4edbce4b863dc12b\",\n                            \"lessThan\": \"6e2a40b3a332ea84079983be21c944de8ddbc4f3\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"47caad1577cd7a39e2048c5e4edbce4b863dc12b\",\n                            \"lessThan\": \"71fb36b5ff113a7674710b9d6063241eada84ff7\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/scsi/hisi_sas/hisi_sas.h\",\n                        \"drivers/scsi/hisi_sas/hisi_sas_main.c\",\n                        \"drivers/scsi/hisi_sas/hisi_sas_v1_hw.c\",\n                        \"drivers/scsi/hisi_sas/hisi_sas_v2_hw.c\",\n                        \"drivers/scsi/hisi_sas/hisi_sas_v3_hw.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"4.5\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"4.5\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.189\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.3.4\",\n                            \"lessThanOrEqual\": \"6.3.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.4\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/6fb177f10d87b8d816402c488e83506d0fb5340a","https://git.kernel.org/stable/c/6e2a40b3a332ea84079983be21c944de8ddbc4f3","https://git.kernel.org/stable/c/71fb36b5ff113a7674710b9d6063241eada84ff7"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2023-53627","license":"CVE Program Terms of Use","key":"cve-program:CVE-2023-53627","identifiers":["CVE-2023-53627"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. Missing entries do not establish absence of exploitation.","generation":"2026-11-11T18:57:20.2923258+00:00","complete":true,"records":1779,"lastAttemptAt":"2026-11-11T18:57:20.2923258+00:00","lastSuccessAt":"2026-11-11T18:57:20.5900147+00:00","error":null,"lastVerifiedAt":"2026-11-11T18:57:20.5900175+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"cve-program","scope":"Official CVE Program baseline and cumulative hourly delta; all vendors, published and rejected records","generation":"cve-de3b77103708811b6494d2ff7c979037d73ae579742cd1649a5c765137ae5083-3c00b79c9391131991e27b9943a0dadf4eaae3bedbca1cd8e56798cb05f5baee","complete":true,"records":424226,"lastAttemptAt":"2026-11-11T18:57:17.9650425+00:00","lastSuccessAt":"2026-11-11T18:57:17.3257068+00:00","error":null,"lastVerifiedAt":"2026-11-11T18:57:17.9650425+00:00","snapshotPublishedAt":"2026-11-11T18:28:25+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"euvd","scope":"Rolling EUVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global EUVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-151835c633b847cdbe04eb3670f18ec8","complete":false,"records":13759,"lastAttemptAt":"2026-11-11T19:07:41.1040307+00:00","lastSuccessAt":"2026-11-11T19:07:41.096+00:00","error":"82 identifier lookups failed; latest failures include AccessDenied (HTTP 403). Other identifiers were checked independently.","lastVerifiedAt":"2026-11-11T19:07:41.096+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13500,"expectedIdentifiers":13813,"failedIdentifiers":82},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. Not a global EPSS backfill.","generation":"2026-11-11T18:57:20.2923258+00:00","complete":true,"records":1097,"lastAttemptAt":"2026-11-11T18:57:20.2923258+00:00","lastSuccessAt":"2026-11-11T18:57:24.3127212+00:00","error":null,"lastVerifiedAt":"2026-11-11T18:57:24.3127229+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"nvd","scope":"Rolling NVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global NVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-ac7d350109df40bdb6ae654767d5a7ea","complete":false,"records":13753,"lastAttemptAt":"2026-11-11T18:57:50.2198185+00:00","lastSuccessAt":"2026-11-11T18:57:50.212+00:00","error":"100 identifier lookups failed; latest failures include request timeout. Other identifiers were checked independently.","lastVerifiedAt":"2026-11-11T18:57:50.212+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13713,"expectedIdentifiers":13813,"failedIdentifiers":100},{"source":"osv:Go","scope":"Complete OSV Go ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"go-3562b6c78fd1bd0f0b55daf66a0926ae24f65e462df7f6d928caad458fc696bf","complete":true,"records":9947,"lastAttemptAt":"2026-11-11T18:57:19.8584027+00:00","lastSuccessAt":"2026-11-11T04:27:43.6877707+00:00","error":null,"lastVerifiedAt":"2026-11-11T18:57:19.8584027+00:00","snapshotPublishedAt":"2026-11-11T03:32:46+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:NuGet","scope":"Complete OSV NuGet ecosystem archive, including GitHub Advisory Database records; NuGet version matching only","generation":"nuget-456002455e0ab94bb92c95476d4e6d175c104cd594749982afd96c893728ecbc","complete":true,"records":2010,"lastAttemptAt":"2026-11-11T18:57:18.9614553+00:00","lastSuccessAt":"2026-11-11T02:36:58.1276999+00:00","error":null,"lastVerifiedAt":"2026-11-11T18:57:18.9614553+00:00","snapshotPublishedAt":"2026-11-11T01:17:51+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:crates.io","scope":"Complete OSV crates.io ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"crates.io-baa8362b4daf9e5f39d5563775a55935e7b442c0735d33274a921579ce4a0d66","complete":true,"records":3093,"lastAttemptAt":"2026-11-11T18:57:20.1156075+00:00","lastSuccessAt":"2026-11-11T13:00:02.5446881+00:00","error":null,"lastVerifiedAt":"2026-11-11T18:57:20.1156075+00:00","snapshotPublishedAt":"2026-11-11T12:47:47+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:npm","scope":"Complete OSV npm ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"npm-757d3692f9a7b34792dad960197f3cc953a54db59b7d0ffe3835a0ed9926f76b","complete":true,"records":231690,"lastAttemptAt":"2026-11-11T18:57:19.1723839+00:00","lastSuccessAt":"2026-11-11T17:59:27.5166432+00:00","error":null,"lastVerifiedAt":"2026-11-11T18:57:19.1723839+00:00","snapshotPublishedAt":"2026-11-11T17:48:14+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null}]}