{"id":"CVE-2026-97432","state":"PUBLISHED","title":"wifi: iwlwifi: mvm: fix P2P-Device binding handling","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: mvm: fix P2P-Device binding handling\n\nOur binding handling for P2P-Device can run into the following\nscenario, as observed by our testing:\n\n - a station interface is connected on some channel\n - the P2P-Device does a remain-on-channel (ROC) on that channel\n - the ROC ends, and the P2P-Device is removed from the binding,\n   but the phy_ctxt pointer is left around as a PHY cache so we\n   don't need to recalibrate to the channel again and again in\n   case it's not shared\n - a binding update by the station interface, even a removal,\n   will re-add the P2P-Device to the binding\n - the P2P-Device is removed, which removes the PHY context, but\n   it's still in the binding so the firmware crashes\n\nSince the P2P device is removed from the binding and only re-\nadded by unrelated code, but we want to keep the phy_ctxt around\nas a cache for future ROC usage, fix it by adding a boolean that\nindicates whether or not the P2P-Device should be added to the\nbinding, and handle that in the binding iterator. That way, the\nstation interface cannot re-add the P2P-Device to the binding\nwhen that isn't active.","publishedAt":"2026-09-24T16:03:45.303Z","updatedAt":"2026-10-21T12:52:47.469Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"64c277f6329818db3124c9759cb9acf0f6070a54","status":"affected","lessThan":"50bf37362362c8f03ab1aeab866b7fb08b262204","versionType":"git"},{"version":"84ef7cbe90e9e54c71c1da4e645ba34e1b33da77","status":"affected","lessThan":"8575514a979490c9d4517fcf19b4e19119c27702","versionType":"git"},{"version":"84ef7cbe90e9e54c71c1da4e645ba34e1b33da77","status":"affected","lessThan":"7be2fc679c8f657868988e41c0bb15bf5a454620","versionType":"git"},{"version":"84ef7cbe90e9e54c71c1da4e645ba34e1b33da77","status":"affected","lessThan":"b74e377cad9271950c57472867c469e4b5b2ff0c","versionType":"git"},{"version":"8ddf2212cfa5d9ef4fd289ce0d9dda728f2160b8","status":"affected","versionType":"git"},{"version":"6.6.2","status":"affected","lessThan":"6.6.160","versionType":"semver"},{"version":"6.5.12","status":"affected","lessThan":"6.6","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/intel/iwlwifi/mvm/binding.c","drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c","drivers/net/wireless/intel/iwlwifi/mvm/mvm.h","drivers/net/wireless/intel/iwlwifi/mvm/time-event.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.7","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.7","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.114","status":"unaffected","lessThanOrEqual":"6.12.*","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":["drivers/net/wireless/intel/iwlwifi/mvm/binding.c","drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c","drivers/net/wireless/intel/iwlwifi/mvm/mvm.h","drivers/net/wireless/intel/iwlwifi/mvm/time-event.c"]}],"references":["https://git.kernel.org/stable/c/50bf37362362c8f03ab1aeab866b7fb08b262204","https://git.kernel.org/stable/c/8575514a979490c9d4517fcf19b4e19119c27702","https://git.kernel.org/stable/c/7be2fc679c8f657868988e41c0bb15bf5a454620","https://git.kernel.org/stable/c/b74e377cad9271950c57472867c469e4b5b2ff0c"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/97xxx/CVE-2026-97432.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-97432","state":"PUBLISHED","datePublished":"2026-09-24T16:03:45.303Z","dateUpdated":"2026-10-21T12:52:47.469Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-24T14:53:16.869Z"},"containers":{"cna":{"title":"wifi: iwlwifi: mvm: fix P2P-Device binding handling","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: mvm: fix P2P-Device binding handling\n\nOur binding handling for P2P-Device can run into the following\nscenario, as observed by our testing:\n\n - a station interface is connected on some channel\n - the P2P-Device does a remain-on-channel (ROC) on that channel\n - the ROC ends, and the P2P-Device is removed from the binding,\n   but the phy_ctxt pointer is left around as a PHY cache so we\n   don't need to recalibrate to the channel again and again in\n   case it's not shared\n - a binding update by the station interface, even a removal,\n   will re-add the P2P-Device to the binding\n - the P2P-Device is removed, which removes the PHY context, but\n   it's still in the binding so the firmware crashes\n\nSince the P2P device is removed from the binding and only re-\nadded by unrelated code, but we want to keep the phy_ctxt around\nas a cache for future ROC usage, fix it by adding a boolean that\nindicates whether or not the P2P-Device should be added to the\nbinding, and handle that in the binding iterator. That way, the\nstation interface cannot re-add the P2P-Device to the binding\nwhen that isn't active."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"64c277f6329818db3124c9759cb9acf0f6070a54","status":"affected","lessThan":"50bf37362362c8f03ab1aeab866b7fb08b262204","versionType":"git"},{"version":"84ef7cbe90e9e54c71c1da4e645ba34e1b33da77","status":"affected","lessThan":"8575514a979490c9d4517fcf19b4e19119c27702","versionType":"git"},{"version":"84ef7cbe90e9e54c71c1da4e645ba34e1b33da77","status":"affected","lessThan":"7be2fc679c8f657868988e41c0bb15bf5a454620","versionType":"git"},{"version":"84ef7cbe90e9e54c71c1da4e645ba34e1b33da77","status":"affected","lessThan":"b74e377cad9271950c57472867c469e4b5b2ff0c","versionType":"git"},{"version":"8ddf2212cfa5d9ef4fd289ce0d9dda728f2160b8","status":"affected","versionType":"git"},{"version":"6.6.2","status":"affected","lessThan":"6.6.160","versionType":"semver"},{"version":"6.5.12","status":"affected","lessThan":"6.6","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/intel/iwlwifi/mvm/binding.c","drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c","drivers/net/wireless/intel/iwlwifi/mvm/mvm.h","drivers/net/wireless/intel/iwlwifi/mvm/time-event.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.7","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.7","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.114","status":"unaffected","lessThanOrEqual":"6.12.*","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":["drivers/net/wireless/intel/iwlwifi/mvm/binding.c","drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c","drivers/net/wireless/intel/iwlwifi/mvm/mvm.h","drivers/net/wireless/intel/iwlwifi/mvm/time-event.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/50bf37362362c8f03ab1aeab866b7fb08b262204"},{"url":"https://git.kernel.org/stable/c/8575514a979490c9d4517fcf19b4e19119c27702"},{"url":"https://git.kernel.org/stable/c/7be2fc679c8f657868988e41c0bb15bf5a454620"},{"url":"https://git.kernel.org/stable/c/b74e377cad9271950c57472867c469e4b5b2ff0c"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-21T12:52:47.469Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6.2","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.114"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.18.53"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"7.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.5.12"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}