{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-52808","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-05-21T15:19:24.248Z","datePublished":"2024-05-21T15:31:18.330Z","dateUpdated":"2025-05-04T07:43:34.814Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:43:34.814Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: hisi_sas: Set debugfs_dir pointer to NULL after removing debugfs\n\nIf init debugfs failed during device registration due to memory allocation\nfailure, debugfs_remove_recursive() is called, after which debugfs_dir is\nnot set to NULL. debugfs_remove_recursive() will be called again during\ndevice removal. As a result, illegal pointer is accessed.\n\n[ 1665.467244] hisi_sas_v3_hw 0000:b4:02.0: failed to init debugfs!\n...\n[ 1669.836708] Unable to handle kernel NULL pointer dereference at virtual address 00000000000000a0\n[ 1669.872669] pc : down_write+0x24/0x70\n[ 1669.876315] lr : down_write+0x1c/0x70\n[ 1669.879961] sp : ffff000036f53a30\n[ 1669.883260] x29: ffff000036f53a30 x28: ffffa027c31549f8\n[ 1669.888547] x27: ffffa027c3140000 x26: 0000000000000000\n[ 1669.893834] x25: ffffa027bf37c270 x24: ffffa027bf37c270\n[ 1669.899122] x23: ffff0000095406b8 x22: ffff0000095406a8\n[ 1669.904408] x21: 0000000000000000 x20: ffffa027bf37c310\n[ 1669.909695] x19: 00000000000000a0 x18: ffff8027dcd86f10\n[ 1669.914982] x17: 0000000000000000 x16: 0000000000000000\n[ 1669.920268] x15: 0000000000000000 x14: ffffa0274014f870\n[ 1669.925555] x13: 0000000000000040 x12: 0000000000000228\n[ 1669.930842] x11: 0000000000000020 x10: 0000000000000bb0\n[ 1669.936129] x9 : ffff000036f537f0 x8 : ffff80273088ca10\n[ 1669.941416] x7 : 000000000000001d x6 : 00000000ffffffff\n[ 1669.946702] x5 : ffff000008a36310 x4 : ffff80273088be00\n[ 1669.951989] x3 : ffff000009513e90 x2 : 0000000000000000\n[ 1669.957276] x1 : 00000000000000a0 x0 : ffffffff00000001\n[ 1669.962563] Call trace:\n[ 1669.965000]  down_write+0x24/0x70\n[ 1669.968301]  debugfs_remove_recursive+0x5c/0x1b0\n[ 1669.972905]  hisi_sas_debugfs_exit+0x24/0x30 [hisi_sas_main]\n[ 1669.978541]  hisi_sas_v3_remove+0x130/0x150 [hisi_sas_v3_hw]\n[ 1669.984175]  pci_device_remove+0x48/0xd8\n[ 1669.988082]  device_release_driver_internal+0x1b4/0x250\n[ 1669.993282]  device_release_driver+0x28/0x38\n[ 1669.997534]  pci_stop_bus_device+0x84/0xb8\n[ 1670.001611]  pci_stop_and_remove_bus_device_locked+0x24/0x40\n[ 1670.007244]  remove_store+0xfc/0x140\n[ 1670.010802]  dev_attr_store+0x44/0x60\n[ 1670.014448]  sysfs_kf_write+0x58/0x80\n[ 1670.018095]  kernfs_fop_write+0xe8/0x1f0\n[ 1670.022000]  __vfs_write+0x60/0x190\n[ 1670.025472]  vfs_write+0xac/0x1c0\n[ 1670.028771]  ksys_write+0x6c/0xd8\n[ 1670.032071]  __arm64_sys_write+0x24/0x30\n[ 1670.035977]  el0_svc_common+0x78/0x130\n[ 1670.039710]  el0_svc_handler+0x38/0x78\n[ 1670.043442]  el0_svc+0x8/0xc\n\nTo fix this, set debugfs_dir to NULL after debugfs_remove_recursive()."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/scsi/hisi_sas/hisi_sas_v3_hw.c"],"versions":[{"version":"47caad1577cd7a39e2048c5e4edbce4b863dc12b","lessThan":"f0bfc8a5561fb0b2c48183dcbfe00bdd6d973bd3","status":"affected","versionType":"git"},{"version":"47caad1577cd7a39e2048c5e4edbce4b863dc12b","lessThan":"33331b265aac9441ac0c1a5442e3f05d038240ec","status":"affected","versionType":"git"},{"version":"47caad1577cd7a39e2048c5e4edbce4b863dc12b","lessThan":"75a2656260fe8c7eeabda6ff4600b29e183f48db","status":"affected","versionType":"git"},{"version":"47caad1577cd7a39e2048c5e4edbce4b863dc12b","lessThan":"b4465009e7d60c6111946db4c8f1e50d401ed7be","status":"affected","versionType":"git"},{"version":"47caad1577cd7a39e2048c5e4edbce4b863dc12b","lessThan":"6de426f9276c448e2db7238911c97fb157cb23be","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/scsi/hisi_sas/hisi_sas_v3_hw.c"],"versions":[{"version":"4.5","status":"affected"},{"version":"0","lessThan":"4.5","status":"unaffected","versionType":"semver"},{"version":"5.15.140","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.64","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.5.13","lessThanOrEqual":"6.5.*","status":"unaffected","versionType":"semver"},{"version":"6.6.3","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.7","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":"4.5","versionEndExcluding":"5.15.140"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.1.64"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.5.13"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.6.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.5","versionEndExcluding":"6.7"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/f0bfc8a5561fb0b2c48183dcbfe00bdd6d973bd3"},{"url":"https://git.kernel.org/stable/c/33331b265aac9441ac0c1a5442e3f05d038240ec"},{"url":"https://git.kernel.org/stable/c/75a2656260fe8c7eeabda6ff4600b29e183f48db"},{"url":"https://git.kernel.org/stable/c/b4465009e7d60c6111946db4c8f1e50d401ed7be"},{"url":"https://git.kernel.org/stable/c/6de426f9276c448e2db7238911c97fb157cb23be"}],"title":"scsi: hisi_sas: Set debugfs_dir pointer to NULL after removing debugfs","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2023-52808","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-05-22T19:30:55.612970Z"}}}],"providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-06-04T17:24:03.695Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-02T23:11:35.709Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/f0bfc8a5561fb0b2c48183dcbfe00bdd6d973bd3","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/33331b265aac9441ac0c1a5442e3f05d038240ec","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/75a2656260fe8c7eeabda6ff4600b29e183f48db","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/b4465009e7d60c6111946db4c8f1e50d401ed7be","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/6de426f9276c448e2db7238911c97fb157cb23be","tags":["x_transferred"]}]}]}}