{"id":25791,"date":"2026-09-18T04:31:53","date_gmt":"2026-09-17T20:31:53","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90382"},"modified":"2026-09-18T04:31:53","modified_gmt":"2026-09-17T20:31:53","slug":"cve-2026-90382","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90382","title":{"rendered":"CVE-2026-90382 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt76x02:"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>wifi: mt76: mt76x02: do not WARN on invalid rx descriptor length<\/p>\n<p>The MPDU length in the rx descriptor comes from the hardware. In<br \/>\nmonitor mode with the fcsfail filter enabled, the hardware passes up<br \/>\ncorrupted frames, and a corrupted frame can report a length larger<br \/>\nthan the received buffer. The bounds check correctly discards such<br \/>\nframes, but its WARN_ON_ONCE wrapper means any over-the-air garbage<br \/>\nframe taints the kernel, and panics it on the first such frame when<br \/>\npanic_on_warn is set.<\/p>\n<p>Drop the WARN and discard the frame silently, matching what<br \/>\ncommit c2d4c8723dbf (&#8220;mt76x2: remove some harmless WARN_ONs in tx<br \/>\nstatus and rx path&#8221;) did for the neighboring rx and tx status paths.<\/p>\n<p>Observed immediately on rx with an MT7612U in fcsfail monitor mode<br \/>\non a busy channel.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>wifi: mt76: mt76x02: do not WARN on invalid rx descriptor length<\/p>\n<p>The MPDU length in the rx descriptor comes from the hardware. In<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-25791","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/25791","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=25791"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=25791"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=25791"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}