{"id":6739,"date":"2026-09-04T18:49:15","date_gmt":"2026-09-04T10:49:15","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-72035"},"modified":"2026-09-04T18:49:15","modified_gmt":"2026-09-04T10:49:15","slug":"cve-2026-72035","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-72035","title":{"rendered":"CVE-2026-72035 [HIGH] &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nnet\/sched: sch_taprio"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>net\/sched: sch_taprio: Replace direct dequeue call with peek and qdisc_dequeue_peeked<\/p>\n<p>When taprio&#8217;s software path peeks a non-work-conserving child qdisc, the<br \/>\nchild stashes the peeked skb in its gso_skb; taprio_dequeue_from_txq()<br \/>\nthen takes the packet with a direct child -&gt;dequeue() call, which ignores<br \/>\nthat stash, orphans the peeked skb and desyncs the child&#8217;s qlen\/backlog.<br \/>\nWith a qfq child this re-enters the child on an emptied list and<br \/>\ndereferences NULL, panicking the kernel from softirq on ordinary egress.<\/p>\n<p>Take the packet through qdisc_dequeue_peeked(), as sch_red and sch_sfb<br \/>\nnow do. The helper returns the child&#8217;s stashed skb first and is a no-op<br \/>\nwhen there is none, so a work-conserving child is unaffected and the<br \/>\ngated path now consumes the skb whose length was charged to the budget.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>net\/sched: sch_taprio: Replace direct dequeue call with peek and qdisc_dequeue_peeked<\/p>\n<p>When taprio&#8217;s software path peeks a non-work<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-6739","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/6739","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=6739"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6739"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6739"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}