{"id":"CVE-2026-23040","state":"PUBLISHED","title":"wifi: mac80211_hwsim: fix typo in frequency notification","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211_hwsim: fix typo in frequency notification\n\nThe NAN notification is for 5745 MHz which corresponds to channel 149\nand not 5475 which is not actually a valid channel. This could result in\na NULL pointer dereference in cfg80211_next_nan_dw_notif.","publishedAt":"2026-02-04T16:00:23.897Z","updatedAt":"2026-05-11T21:58:50.390Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"a37a6f54439bf82b827a7072415d3a4afa4e12bd","status":"affected","lessThan":"1251bbdb8f5b2ea86ca9b4268a2e6aa34372ab33","versionType":"git"},{"version":"a37a6f54439bf82b827a7072415d3a4afa4e12bd","status":"affected","lessThan":"333418872bfecf4843f1ded7a4151685dfcf07d5","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/virtual/mac80211_hwsim.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.18","versionType":"semver"},{"version":"6.18.6","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/virtual/mac80211_hwsim.c"]}],"references":["https://git.kernel.org/stable/c/1251bbdb8f5b2ea86ca9b4268a2e6aa34372ab33","https://git.kernel.org/stable/c/333418872bfecf4843f1ded7a4151685dfcf07d5"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:21.040Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/23xxx/CVE-2026-23040.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23040","state":"PUBLISHED","datePublished":"2026-02-04T16:00:23.897Z","dateUpdated":"2026-05-11T21:58:50.390Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-01-13T15:37:45.944Z"},"containers":{"cna":{"title":"wifi: mac80211_hwsim: fix typo in frequency notification","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211_hwsim: fix typo in frequency notification\n\nThe NAN notification is for 5745 MHz which corresponds to channel 149\nand not 5475 which is not actually a valid channel. This could result in\na NULL pointer dereference in cfg80211_next_nan_dw_notif."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"a37a6f54439bf82b827a7072415d3a4afa4e12bd","status":"affected","lessThan":"1251bbdb8f5b2ea86ca9b4268a2e6aa34372ab33","versionType":"git"},{"version":"a37a6f54439bf82b827a7072415d3a4afa4e12bd","status":"affected","lessThan":"333418872bfecf4843f1ded7a4151685dfcf07d5","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/virtual/mac80211_hwsim.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.18","versionType":"semver"},{"version":"6.18.6","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/virtual/mac80211_hwsim.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/1251bbdb8f5b2ea86ca9b4268a2e6aa34372ab33"},{"url":"https://git.kernel.org/stable/c/333418872bfecf4843f1ded7a4151685dfcf07d5"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:58:50.390Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18","versionEndExcluding":"6.18.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18","versionEndExcluding":"6.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}