{"api_version":"1","generated_at":"2026-10-11T23:42:00+00:00","cve":"CVE-2026-98182","urls":{"html":"https://cve.report/CVE-2026-98182","api":"https://cve.report/api/cve/CVE-2026-98182.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-98182","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-98182"},"summary":{"title":"wifi: mac80211: refuse to make a monitor active when it has no queue","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: refuse to make a monitor active when it has no queue\n\nA monitor interface only gets a TXQ if it's created active, and one can't\nbe added later. Setting the flag on a down interface is still allowed, so\nthe driver is handed a monitor with no queue. ath9k dereferences it:\n\n  BUG: kernel NULL pointer dereference, address: 0000000000000066\n  RIP: 0010:ath_tx_node_init+0x49/0x170 [ath9k]\n   ath9k_add_interface+0x10c/0x140 [ath9k]\n   drv_add_interface+0x54/0x250 [mac80211]\n   ieee80211_do_open+0x32f/0x800 [mac80211]\n\nReached with CAP_NET_ADMIN by \"iw dev X set monitor active\" followed by\n\"ip link set X up\". RTNL is held, so netlink operations block behind it.\n\nRefuse the flag when there is no queue to give.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-10-06 09:18:02","updated_at":"2026-10-06 09:18:02"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/2b04d6556964ae9f89819b86a0a7801e39c3aae5","name":"https://git.kernel.org/stable/c/2b04d6556964ae9f89819b86a0a7801e39c3aae5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b7b7d46ec4fa127767931938b282c361c0519af6","name":"https://git.kernel.org/stable/c/b7b7d46ec4fa127767931938b282c361c0519af6","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/46c223468537a05a404699771cd3e68532dab5e6","name":"https://git.kernel.org/stable/c/46c223468537a05a404699771cd3e68532dab5e6","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/abe15e643e576459469867758ae9c586a7bab95d","name":"https://git.kernel.org/stable/c/abe15e643e576459469867758ae9c586a7bab95d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-98182","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-98182","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 79af1f866193de29e65a4dba7d0dab14b0c0ff93 b7b7d46ec4fa127767931938b282c361c0519af6 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 79af1f866193de29e65a4dba7d0dab14b0c0ff93 abe15e643e576459469867758ae9c586a7bab95d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 79af1f866193de29e65a4dba7d0dab14b0c0ff93 46c223468537a05a404699771cd3e68532dab5e6 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 79af1f866193de29e65a4dba7d0dab14b0c0ff93 2b04d6556964ae9f89819b86a0a7801e39c3aae5 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4.15","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 4.15 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.112 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.54 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.8 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc4 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"98182","cve":"CVE-2026-98182","epss":"0.001750000","percentile":"0.063860000","score_date":"2026-10-06","updated_at":"2026-10-07 00:14:55"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["net/mac80211/cfg.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"b7b7d46ec4fa127767931938b282c361c0519af6","status":"affected","version":"79af1f866193de29e65a4dba7d0dab14b0c0ff93","versionType":"git"},{"lessThan":"abe15e643e576459469867758ae9c586a7bab95d","status":"affected","version":"79af1f866193de29e65a4dba7d0dab14b0c0ff93","versionType":"git"},{"lessThan":"46c223468537a05a404699771cd3e68532dab5e6","status":"affected","version":"79af1f866193de29e65a4dba7d0dab14b0c0ff93","versionType":"git"},{"lessThan":"2b04d6556964ae9f89819b86a0a7801e39c3aae5","status":"affected","version":"79af1f866193de29e65a4dba7d0dab14b0c0ff93","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["net/mac80211/cfg.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.15"},{"lessThan":"4.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.112","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.54","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.8","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc4","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.112","versionStartIncluding":"4.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.54","versionStartIncluding":"4.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.8","versionStartIncluding":"4.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc4","versionStartIncluding":"4.15","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: refuse to make a monitor active when it has no queue\n\nA monitor interface only gets a TXQ if it's created active, and one can't\nbe added later. Setting the flag on a down interface is still allowed, so\nthe driver is handed a monitor with no queue. ath9k dereferences it:\n\n  BUG: kernel NULL pointer dereference, address: 0000000000000066\n  RIP: 0010:ath_tx_node_init+0x49/0x170 [ath9k]\n   ath9k_add_interface+0x10c/0x140 [ath9k]\n   drv_add_interface+0x54/0x250 [mac80211]\n   ieee80211_do_open+0x32f/0x800 [mac80211]\n\nReached with CAP_NET_ADMIN by \"iw dev X set monitor active\" followed by\n\"ip link set X up\". RTNL is held, so netlink operations block behind it.\n\nRefuse the flag when there is no queue to give."}],"providerMetadata":{"dateUpdated":"2026-10-06T08:44:25.219Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/b7b7d46ec4fa127767931938b282c361c0519af6"},{"url":"https://git.kernel.org/stable/c/abe15e643e576459469867758ae9c586a7bab95d"},{"url":"https://git.kernel.org/stable/c/46c223468537a05a404699771cd3e68532dab5e6"},{"url":"https://git.kernel.org/stable/c/2b04d6556964ae9f89819b86a0a7801e39c3aae5"}],"title":"wifi: mac80211: refuse to make a monitor active when it has no queue","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-98182","datePublished":"2026-10-06T08:44:25.219Z","dateReserved":"2026-09-25T10:25:14.323Z","dateUpdated":"2026-10-06T08:44:25.219Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-06 09:18:02","lastModifiedDate":"2026-10-06 09:18:02","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"98182","Ordinal":"1","Title":"wifi: mac80211: refuse to make a monitor active when it has no q","CVE":"CVE-2026-98182","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"98182","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: refuse to make a monitor active when it has no queue\n\nA monitor interface only gets a TXQ if it's created active, and one can't\nbe added later. Setting the flag on a down interface is still allowed, so\nthe driver is handed a monitor with no queue. ath9k dereferences it:\n\n  BUG: kernel NULL pointer dereference, address: 0000000000000066\n  RIP: 0010:ath_tx_node_init+0x49/0x170 [ath9k]\n   ath9k_add_interface+0x10c/0x140 [ath9k]\n   drv_add_interface+0x54/0x250 [mac80211]\n   ieee80211_do_open+0x32f/0x800 [mac80211]\n\nReached with CAP_NET_ADMIN by \"iw dev X set monitor active\" followed by\n\"ip link set X up\". RTNL is held, so netlink operations block behind it.\n\nRefuse the flag when there is no queue to give.","Type":"Description","Title":"wifi: mac80211: refuse to make a monitor active when it has no q"}]}}}