{"id":33251,"date":"2026-10-06T20:31:37","date_gmt":"2026-10-06T12:31:37","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98182"},"modified":"2026-10-06T20:31:37","modified_gmt":"2026-10-06T12:31:37","slug":"cve-2026-98182","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98182","title":{"rendered":"CVE-2026-98182 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: refus"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>wifi: mac80211: refuse to make a monitor active when it has no queue<\/p>\n<p>A monitor interface only gets a TXQ if it&#8217;s created active, and one can&#8217;t<br \/>\nbe added later. Setting the flag on a down interface is still allowed, so<br \/>\nthe driver is handed a monitor with no queue. ath9k dereferences it:<\/p>\n<p>  BUG: kernel NULL pointer dereference, address: 0000000000000066<br \/>\n  RIP: 0010:ath_tx_node_init+0x49\/0x170 [ath9k]<br \/>\n   ath9k_add_interface+0x10c\/0x140 [ath9k]<br \/>\n   drv_add_interface+0x54\/0x250 [mac80211]<br \/>\n   ieee80211_do_open+0x32f\/0x800 [mac80211]<\/p>\n<p>Reached with CAP_NET_ADMIN by &#8220;iw dev X set monitor active&#8221; followed by<br \/>\n&#8220;ip link set X up&#8221;. RTNL is held, so netlink operations block behind it.<\/p>\n<p>Refuse the flag when there is no queue to give.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>wifi: mac80211: refuse to make a monitor active when it has no queue<\/p>\n<p>A monitor interface only gets a TXQ if it&#8217;s created active, a<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-33251","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/33251","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=33251"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=33251"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=33251"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}