{"id":"CVE-2026-97511","state":"PUBLISHED","title":"wifi: mac80211: avoid out-of-bounds access in monitor","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: avoid out-of-bounds access in monitor\n\nIn NAN, we don't know on what band the frame will be sent. Therefore we\nset info->band to NUM_NL80211_BANDS. However, this leads to out-of-bound\naccess in ieee80211_add_tx_radiotap_header when we try to access the\nsbands array.\n\nFix it by not accessing the array if the band is NUM_NL80211_BANDS.\nThis means that we will not report rate info for legacy rate in NAN.\nBut nobody really cares about it.","publishedAt":"2026-09-24T16:05:08.371Z","updatedAt":"2026-09-28T05:30:47.250Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"fc41f4a28ac4d462487903229494eeb266f68a40","status":"affected","lessThan":"7f087f70e020b16a5b967332ee6e937817eaa173","versionType":"git"},{"version":"fc41f4a28ac4d462487903229494eeb266f68a40","status":"affected","lessThan":"03c41203ee5a833a9d7a7630be190830cede29d8","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/mac80211/status.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.18","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/mac80211/status.c"]}],"references":["https://git.kernel.org/stable/c/7f087f70e020b16a5b967332ee6e937817eaa173","https://git.kernel.org/stable/c/03c41203ee5a833a9d7a7630be190830cede29d8"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/97xxx/CVE-2026-97511.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-97511","state":"PUBLISHED","datePublished":"2026-09-24T16:05:08.371Z","dateUpdated":"2026-09-28T05:30:47.250Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-24T16:01:01.151Z"},"containers":{"cna":{"title":"wifi: mac80211: avoid out-of-bounds access in monitor","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: avoid out-of-bounds access in monitor\n\nIn NAN, we don't know on what band the frame will be sent. Therefore we\nset info->band to NUM_NL80211_BANDS. However, this leads to out-of-bound\naccess in ieee80211_add_tx_radiotap_header when we try to access the\nsbands array.\n\nFix it by not accessing the array if the band is NUM_NL80211_BANDS.\nThis means that we will not report rate info for legacy rate in NAN.\nBut nobody really cares about it."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"fc41f4a28ac4d462487903229494eeb266f68a40","status":"affected","lessThan":"7f087f70e020b16a5b967332ee6e937817eaa173","versionType":"git"},{"version":"fc41f4a28ac4d462487903229494eeb266f68a40","status":"affected","lessThan":"03c41203ee5a833a9d7a7630be190830cede29d8","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/mac80211/status.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.18","versionType":"semver"},{"version":"6.18.53","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/mac80211/status.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/7f087f70e020b16a5b967332ee6e937817eaa173"},{"url":"https://git.kernel.org/stable/c/03c41203ee5a833a9d7a7630be190830cede29d8"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-09-28T05:30:47.250Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18","versionEndExcluding":"6.18.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}