{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23246","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-01-13T15:37:45.989Z","datePublished":"2026-03-18T10:05:08.312Z","dateUpdated":"2026-05-11T22:03:08.962Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:03:08.962Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: bounds-check link_id in ieee80211_ml_reconfiguration\n\nlink_id is taken from the ML Reconfiguration element (control & 0x000f),\nso it can be 0..15. link_removal_timeout[] has IEEE80211_MLD_MAX_NUM_LINKS\n(15) elements, so index 15 is out-of-bounds. Skip subelements with\nlink_id >= IEEE80211_MLD_MAX_NUM_LINKS to avoid a stack out-of-bounds\nwrite."}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH"}}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/mac80211/mlme.c"],"versions":[{"version":"8eb8dd2ffbbb6b0b8843b66754ee9f129f1b2d6c","lessThan":"650981e718e68005ca2760a6358134b8a98ebea4","status":"affected","versionType":"git"},{"version":"8eb8dd2ffbbb6b0b8843b66754ee9f129f1b2d6c","lessThan":"bfde158d5d1322c0c2df398a8d1ccce04943be2e","status":"affected","versionType":"git"},{"version":"8eb8dd2ffbbb6b0b8843b66754ee9f129f1b2d6c","lessThan":"f35ceec54d48e227fa46f8f97fd100a77b8eab15","status":"affected","versionType":"git"},{"version":"8eb8dd2ffbbb6b0b8843b66754ee9f129f1b2d6c","lessThan":"d58d71c2167601762351962b9604808d3be94400","status":"affected","versionType":"git"},{"version":"8eb8dd2ffbbb6b0b8843b66754ee9f129f1b2d6c","lessThan":"162d331d833dc73a3e905a24c44dd33732af1fc5","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/mlme.c"],"versions":[{"version":"6.5","status":"affected"},{"version":"0","lessThan":"6.5","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":"6.5","versionEndExcluding":"6.6.130"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.5","versionEndExcluding":"6.12.77"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.5","versionEndExcluding":"6.18.17"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.5","versionEndExcluding":"6.19.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.5","versionEndExcluding":"7.0"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/650981e718e68005ca2760a6358134b8a98ebea4"},{"url":"https://git.kernel.org/stable/c/bfde158d5d1322c0c2df398a8d1ccce04943be2e"},{"url":"https://git.kernel.org/stable/c/f35ceec54d48e227fa46f8f97fd100a77b8eab15"},{"url":"https://git.kernel.org/stable/c/d58d71c2167601762351962b9604808d3be94400"},{"url":"https://git.kernel.org/stable/c/162d331d833dc73a3e905a24c44dd33732af1fc5"}],"title":"wifi: mac80211: bounds-check link_id in ieee80211_ml_reconfiguration","x_generator":{"engine":"bippy-1.2.0"}}}}