{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43052","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-01T14:12:55.980Z","datePublished":"2026-05-01T14:15:46.029Z","dateUpdated":"2026-06-19T11:58:09.466Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-06-19T11:58:09.466Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: check tdls flag in ieee80211_tdls_oper\n\nWhen NL80211_TDLS_ENABLE_LINK is called, the code only checks if the\nstation exists but not whether it is actually a TDLS station. This\nallows the operation to proceed for non-TDLS stations, causing\nunintended side effects like modifying channel context and HT\nprotection before failing.\n\nAdd a check for sta->sta.tdls early in the ENABLE_LINK case, before\nany side effects occur, to ensure the operation is only allowed for\nactual TDLS peers."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/mac80211/tdls.c"],"versions":[{"version":"941c93cd039852b7ab02c74f4698c99d82bd6cfe","lessThan":"e602246235fc2ef06c39b2e9cf147d84d0896b73","status":"affected","versionType":"git"},{"version":"941c93cd039852b7ab02c74f4698c99d82bd6cfe","lessThan":"6813a8b1b240756dad4375f3e020ce10e4e3871b","status":"affected","versionType":"git"},{"version":"941c93cd039852b7ab02c74f4698c99d82bd6cfe","lessThan":"44839ea7e96b3659a1606f3d5267063135479b7c","status":"affected","versionType":"git"},{"version":"941c93cd039852b7ab02c74f4698c99d82bd6cfe","lessThan":"ba5b43db126a5e7378553869e3f7954d9187349f","status":"affected","versionType":"git"},{"version":"941c93cd039852b7ab02c74f4698c99d82bd6cfe","lessThan":"8148c2fda4ebb17104a573649c9b699208ad10ee","status":"affected","versionType":"git"},{"version":"941c93cd039852b7ab02c74f4698c99d82bd6cfe","lessThan":"be81f17151fcb8546a95f35ca8f4231b065985de","status":"affected","versionType":"git"},{"version":"941c93cd039852b7ab02c74f4698c99d82bd6cfe","lessThan":"e77b2937aaa20264e4bd699d3244bdb50e7e3343","status":"affected","versionType":"git"},{"version":"941c93cd039852b7ab02c74f4698c99d82bd6cfe","lessThan":"7d73872d949c488a1d7c308031d6a9d89b5e0a8b","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/mac80211/tdls.c"],"versions":[{"version":"3.2","status":"affected"},{"version":"0","lessThan":"3.2","status":"unaffected","versionType":"semver"},{"version":"5.10.259","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.209","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.175","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.142","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.81","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.22","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19.12","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":"3.2","versionEndExcluding":"5.10.259"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.2","versionEndExcluding":"5.15.209"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.2","versionEndExcluding":"6.1.175"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.2","versionEndExcluding":"6.6.142"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.2","versionEndExcluding":"6.12.81"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.2","versionEndExcluding":"6.18.22"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.2","versionEndExcluding":"6.19.12"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.2","versionEndExcluding":"7.0"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/e602246235fc2ef06c39b2e9cf147d84d0896b73"},{"url":"https://git.kernel.org/stable/c/6813a8b1b240756dad4375f3e020ce10e4e3871b"},{"url":"https://git.kernel.org/stable/c/44839ea7e96b3659a1606f3d5267063135479b7c"},{"url":"https://git.kernel.org/stable/c/ba5b43db126a5e7378553869e3f7954d9187349f"},{"url":"https://git.kernel.org/stable/c/8148c2fda4ebb17104a573649c9b699208ad10ee"},{"url":"https://git.kernel.org/stable/c/be81f17151fcb8546a95f35ca8f4231b065985de"},{"url":"https://git.kernel.org/stable/c/e77b2937aaa20264e4bd699d3244bdb50e7e3343"},{"url":"https://git.kernel.org/stable/c/7d73872d949c488a1d7c308031d6a9d89b5e0a8b"}],"title":"wifi: mac80211: check tdls flag in ieee80211_tdls_oper","x_generator":{"engine":"bippy-1.2.0"}}}}