{"id":25968,"date":"2026-09-18T04:32:09","date_gmt":"2026-09-17T20:32:09","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-93111"},"modified":"2026-09-18T04:32:09","modified_gmt":"2026-09-17T20:32:09","slug":"cve-2026-93111","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-93111","title":{"rendered":"CVE-2026-93111 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Mark tracing_mul"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>bpf: Mark tracing_multi trampolines as ftrace managed<\/p>\n<p>Since tracing_multi link does not set ftrace_managed, it would fail to<br \/>\nrelease the tracing_multi link when attaching tracing_multi link and<br \/>\nthen attaching fentry link.<\/p>\n<p>[    3.714215] WARNING: kernel\/bpf\/trampoline.c:1727 at bpf_trampoline_multi_detach+0x20b\/0x240, CPU#1: test_progs\/97<br \/>\n&#8230;<br \/>\n[    3.733170]  bpf_tracing_multi_link_release+0x14\/0x30<br \/>\n[    3.733890]  bpf_link_free+0x58\/0x130<br \/>\n[    3.734414]  bpf_link_release+0x23\/0x30<\/p>\n<p>Fix it by setting &#8216;ftrace_managed = true&#8217; in register_fentry_multi().<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>bpf: Mark tracing_multi trampolines as ftrace managed<\/p>\n<p>Since tracing_multi link does not set ftrace_managed, it would fail to<br \/>\nrelea<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-25968","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/25968","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=25968"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=25968"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=25968"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}