{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2023-53281", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-09-16T08:09:37.991Z", "datePublished": "2025-09-16T08:11:15.364Z", "dateUpdated": "2026-05-23T15:28:26.786Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-23T15:28:26.786Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrivers: staging: rtl8723bs: Fix locking in _rtw_join_timeout_handler()\n\nCommit 041879b12ddb (\"drivers: staging: rtl8192bs: Fix deadlock in\nrtw_joinbss_event_prehandle()\") besides fixing the deadlock also\nmodified _rtw_join_timeout_handler() to use spin_[un]lock_irq()\ninstead of spin_[un]lock_bh().\n\n_rtw_join_timeout_handler() calls rtw_do_join() which takes\npmlmepriv->scanned_queue.lock using spin_[un]lock_bh(). This\nspin_unlock_bh() call re-enables softirqs which triggers an oops in\nkernel/softirq.c: __local_bh_enable_ip() when it calls\nlockdep_assert_irqs_enabled():\n\n[ 244.506087] WARNING: CPU: 2 PID: 0 at kernel/softirq.c:376 __local_bh_enable_ip+0xa6/0x100\n...\n[ 244.509022] Call Trace:\n[ 244.509048] \n[ 244.509100] _rtw_join_timeout_handler+0x134/0x170 [r8723bs]\n[ 244.509468] ? __pfx__rtw_join_timeout_handler+0x10/0x10 [r8723bs]\n[ 244.509772] ? __pfx__rtw_join_timeout_handler+0x10/0x10 [r8723bs]\n[ 244.510076] call_timer_fn+0x95/0x2a0\n[ 244.510200] __run_timers.part.0+0x1da/0x2d0\n\nThis oops is causd by the switch to spin_[un]lock_irq() which disables\nthe IRQs for the entire duration of _rtw_join_timeout_handler().\n\nDisabling the IRQs is not necessary since all code taking this lock\nruns from either user contexts or from softirqs, switch back to\nspin_[un]lock_bh() to fix this." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/staging/rtl8723bs/core/rtw_mlme.c" ], "versions": [ { "version": "ae60744d5fad840b9d056d35b4b652d95e755846", "lessThan": "209850f17717a3b5cc558578bef5631ac7045539", "status": "affected", "versionType": "git" }, { "version": "041879b12ddb0c6c83ed9c0bdd10dc82a056f2fc", "lessThan": "2a50e44a66d268ee5db3d177f1fdc1503dbce6e7", "status": "affected", "versionType": "git" }, { "version": "041879b12ddb0c6c83ed9c0bdd10dc82a056f2fc", "lessThan": "dc327e87c6d9bfd9ee08e76396b3c0ba848ec554", "status": "affected", "versionType": "git" }, { "version": "041879b12ddb0c6c83ed9c0bdd10dc82a056f2fc", "lessThan": "4ab1bace1dd3875371b481ef4301c4671bddea22", "status": "affected", "versionType": "git" }, { "version": "041879b12ddb0c6c83ed9c0bdd10dc82a056f2fc", "lessThan": "215792eda008f6a1e7ed9d77fa20d582d22bb114", "status": "affected", "versionType": "git" }, { "version": "1f6c99b94ca3caad346876b3e22e3ca3d25bc8ee", "status": "affected", "versionType": "git" }, { "version": "eca9748d9267a38d532464e3305a38629e9c35a9", "status": "affected", "versionType": "git" }, { "version": "5.15.47", "lessThan": "5.15.111", "status": "affected", "versionType": "semver" }, { "version": "5.17.15", "lessThan": "5.18", "status": "affected", "versionType": "semver" }, { "version": "5.18.4", "lessThan": "5.19", "status": "affected", "versionType": "semver" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/staging/rtl8723bs/core/rtw_mlme.c" ], "versions": [ { "version": "5.19", "status": "affected" }, { "version": "0", "lessThan": "5.19", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.111", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.28", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.2.15", "lessThanOrEqual": "6.2.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.3.2", "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": "5.15.47", "versionEndExcluding": "5.15.111" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.19", "versionEndExcluding": "6.1.28" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.19", "versionEndExcluding": "6.2.15" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.19", "versionEndExcluding": "6.3.2" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.19", "versionEndExcluding": "6.4" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.17.15" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.18.4" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/209850f17717a3b5cc558578bef5631ac7045539" }, { "url": "https://git.kernel.org/stable/c/2a50e44a66d268ee5db3d177f1fdc1503dbce6e7" }, { "url": "https://git.kernel.org/stable/c/dc327e87c6d9bfd9ee08e76396b3c0ba848ec554" }, { "url": "https://git.kernel.org/stable/c/4ab1bace1dd3875371b481ef4301c4671bddea22" }, { "url": "https://git.kernel.org/stable/c/215792eda008f6a1e7ed9d77fa20d582d22bb114" } ], "title": "drivers: staging: rtl8723bs: Fix locking in _rtw_join_timeout_handler()", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "metrics": [ { "cvssV3_1": { "scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE" } }, { "other": { "type": "ssvc", "content": { "id": "CVE-2023-53281", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2026-01-14T18:08:32.150968Z" } } } ], "problemTypes": [ { "descriptions": [ { "lang": "en", "type": "CWE", "cweId": "CWE-667", "description": "CWE-667 Improper Locking" } ] } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-01-14T18:12:54.826Z" } } ] } }