{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-23420", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-01-13T15:37:46.014Z", "datePublished": "2026-04-03T13:24:29.681Z", "dateUpdated": "2026-04-03T13:24:29.681Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-04-03T13:24:29.681Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: wlcore: Fix a locking bug\n\nMake sure that wl->mutex is locked before it is unlocked. This has been\ndetected by the Clang thread-safety analyzer."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/wireless/ti/wlcore/main.c"], "versions": [{"version": "45aa7f071b06c8481afed4c7b93e07c9584741e8", "lessThan": "7ab511003c5ae3bf5364d7699a2e3ab1db513680", "status": "affected", "versionType": "git"}, {"version": "45aa7f071b06c8481afed4c7b93e07c9584741e8", "lessThan": "aca4c9e4901b01b8b985993dc7df80bd1d1338bd", "status": "affected", "versionType": "git"}, {"version": "45aa7f071b06c8481afed4c7b93e07c9584741e8", "lessThan": "5feeea59ed142e15c3284d0b1a364c6786bf3487", "status": "affected", "versionType": "git"}, {"version": "45aa7f071b06c8481afed4c7b93e07c9584741e8", "lessThan": "fcef983ad88832f3aa83491a174c345de57afbbd", "status": "affected", "versionType": "git"}, {"version": "45aa7f071b06c8481afed4c7b93e07c9584741e8", "lessThan": "1a1c28a08d74716f3f8e3a21c86b30d0ff13521a", "status": "affected", "versionType": "git"}, {"version": "45aa7f071b06c8481afed4c7b93e07c9584741e8", "lessThan": "72c6df8f284b3a49812ce2ac136727ace70acc7c", "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/net/wireless/ti/wlcore/main.c"], "versions": [{"version": "4.19", "status": "affected"}, {"version": "0", "lessThan": "4.19", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.167", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.130", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.77", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.17", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.7", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0-rc3", "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": "4.19", "versionEndExcluding": "6.1.167"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.19", "versionEndExcluding": "6.6.130"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.19", "versionEndExcluding": "6.12.77"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.19", "versionEndExcluding": "6.18.17"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.19", "versionEndExcluding": "6.19.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.19", "versionEndExcluding": "7.0-rc3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/7ab511003c5ae3bf5364d7699a2e3ab1db513680"}, {"url": "https://git.kernel.org/stable/c/aca4c9e4901b01b8b985993dc7df80bd1d1338bd"}, {"url": "https://git.kernel.org/stable/c/5feeea59ed142e15c3284d0b1a364c6786bf3487"}, {"url": "https://git.kernel.org/stable/c/fcef983ad88832f3aa83491a174c345de57afbbd"}, {"url": "https://git.kernel.org/stable/c/1a1c28a08d74716f3f8e3a21c86b30d0ff13521a"}, {"url": "https://git.kernel.org/stable/c/72c6df8f284b3a49812ce2ac136727ace70acc7c"}], "title": "wifi: wlcore: Fix a locking bug", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: wlcore: Fix a locking bug\n\nMake sure that wl->mutex is locked before it is unlocked. This has been\ndetected by the Clang thread-safety analyzer."}], "id": "CVE-2026-23420", "lastModified": "2026-04-03T16:10:23.730", "metrics": {}, "published": "2026-04-03T14:16:28.027", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/1a1c28a08d74716f3f8e3a21c86b30d0ff13521a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5feeea59ed142e15c3284d0b1a364c6786bf3487"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/72c6df8f284b3a49812ce2ac136727ace70acc7c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/7ab511003c5ae3bf5364d7699a2e3ab1db513680"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/aca4c9e4901b01b8b985993dc7df80bd1d1338bd"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/fcef983ad88832f3aa83491a174c345de57afbbd"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

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