{"id":41174,"date":"2026-10-19T00:32:28","date_gmt":"2026-10-18T16:32:28","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98702"},"modified":"2026-10-19T00:32:28","modified_gmt":"2026-10-18T16:32:28","slug":"cve-2026-98702","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98702","title":{"rendered":"CVE-2026-98702 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: rejec"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>wifi: mac80211: reject invalid 320 MHz CSA bandwidth<\/p>\n<p>The HT\/VHT channel definition validator can receive a 320 MHz<br \/>\nbandwidth indication from a received CSA frame on a non-6 GHz link.<br \/>\nIt warns for this unsupported width but continues with an uninitialized<br \/>\nvht_operation.chan_width, which is then read by<br \/>\nieee80211_chandef_vht_oper(). With panic_on_warn enabled, this lets a<br \/>\nreceived frame panic the kernel.<\/p>\n<p>Reject the channel definition before entering the VHT operation<br \/>\nconversion. This preserves the existing CSA fallback while avoiding<br \/>\nboth the warning and the uninitialized read.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>wifi: mac80211: reject invalid 320 MHz CSA bandwidth<\/p>\n<p>The HT\/VHT channel definition validator can receive a 320 MHz<br \/>\nbandwidth indic<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-41174","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/41174","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=41174"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=41174"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=41174"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}