{"id":10499,"date":"2026-09-04T18:51:04","date_gmt":"2026-09-04T10:51:04","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-58086"},"modified":"2026-09-04T18:51:04","modified_gmt":"2026-09-04T10:51:04","slug":"cve-2026-58086","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-58086","title":{"rendered":"CVE-2026-58086 [HIGH] &#8211; As an inadvertent side effect of an unrelated code change, PRIV_KTRACE was always denied t"},"content":{"rendered":"<p>As an inadvertent side effect of an unrelated code change, PRIV_KTRACE was always denied to a jailed root user.  Tracing configured by a jailed root user was therefore not flagged as privileged.<\/p>\n<p>An unprivileged user in a jail that has permission to debug the target process can modify the jailed root user&#8217;s ktrace(2) flags, or disable tracing outright.  A jailed root user therefore cannot reliably trace unprivileged processes.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>As an inadvertent side effect of an unrelated code change, PRIV_KTRACE was always denied to a jailed root user.  Tracing configured by a jailed root user was therefore not flagged as privileged.<\/p>\n<p>An u<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-10499","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/10499","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=10499"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10499"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10499"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}