{"id":25776,"date":"2026-09-18T04:31:52","date_gmt":"2026-09-17T20:31:52","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90367"},"modified":"2026-09-18T04:31:52","modified_gmt":"2026-09-17T20:31:52","slug":"cve-2026-90367","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-90367","title":{"rendered":"CVE-2026-90367 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7996: h"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>wifi: mt76: mt7996: hold dev-&gt;mt76.mutex while disabling tx worker in SER<\/p>\n<p>mt7996_mac_reset_work() parked the tx worker and disabled the RX\/TX NAPIs<br \/>\nbefore taking dev-&gt;mt76.mutex. mt76_worker_disable()\/_enable() are plain<br \/>\nkthread park\/unpark, not refcounted, and __mt76_set_channel() toggles the<br \/>\nsame worker and the MT76_RESET bit under the mutex. An L1 SER racing a<br \/>\nchannel switch could therefore have the worker unparked and MT76_RESET<br \/>\ncleared while the reset path resets the DMA rings, corrupting descriptors<br \/>\nor tokens. Take the mutex before disabling the worker, as mt7915 does.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>wifi: mt76: mt7996: hold dev-&gt;mt76.mutex while disabling tx worker in SER<\/p>\n<p>mt7996_mac_reset_work() parked the tx worker and disable<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-25776","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/25776","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=25776"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=25776"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=25776"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}