{"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":"2026-05-11T22:06:33.758Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:06:33.758Z"},"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":"4ae8faf31b24c78653f4433298ee52813a56967a","status":"affected","versionType":"git"},{"version":"45aa7f071b06c8481afed4c7b93e07c9584741e8","lessThan":"fc404390a386404cf9822d4091ccae1f61efcbcd","status":"affected","versionType":"git"},{"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":"5.10.253","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.203","lessThanOrEqual":"5.15.*","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","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":"5.10.253"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"5.15.203"},{"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"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/4ae8faf31b24c78653f4433298ee52813a56967a"},{"url":"https://git.kernel.org/stable/c/fc404390a386404cf9822d4091ccae1f61efcbcd"},{"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"}}}}