{"id":25753,"date":"2026-09-18T04:31:50","date_gmt":"2026-09-17T20:31:50","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90344"},"modified":"2026-09-18T04:31:50","modified_gmt":"2026-09-17T20:31:50","slug":"cve-2026-90344","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90344","title":{"rendered":"CVE-2026-90344 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: disco"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>wifi: mac80211: disconnect on CSA to channel 0<\/p>\n<p>The refactor for the CSA parsing erroneously equates channel<br \/>\nzero and no information present, leading it to ignore a CSA<br \/>\non an AP that advertises a switch to that (invalid) channel.<br \/>\nThis leads to not disconnecting, which we should. For Intel<br \/>\ndevices, this can lead to a firmware crash.<\/p>\n<p>Fix this by using an int type for the channel number as well<br \/>\nas the opclass, and using a (negative) value that cannot be<br \/>\nencoded in the element to indicate it&#8217;s not present.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>wifi: mac80211: disconnect on CSA to channel 0<\/p>\n<p>The refactor for the CSA parsing erroneously equates channel<br \/>\nzero and no informatio<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-25753","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/25753","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=25753"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=25753"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=25753"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}