{"id":29284,"date":"2026-09-25T20:32:20","date_gmt":"2026-09-25T12:32:20","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98130"},"modified":"2026-09-25T20:32:20","modified_gmt":"2026-09-25T12:32:20","slug":"cve-2026-98130","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-98130","title":{"rendered":"CVE-2026-98130 &#8211; In the Linux kernel, the following vulnerability has been resolved:\n\nsctp: fix a TOCTOU ra"},"content":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>sctp: fix a TOCTOU race in SCTP_CMD_TIMER_START<\/p>\n<p>The SCTP_CMD_TIMER_START handler checks timer_pending() before calling<br \/>\ntimer_reduce(). The timer can expire and detach between these operations,<br \/>\ncausing timer_reduce() to rearm the timer without taking the association<br \/>\nreference required for the newly armed timer.<\/p>\n<p>The timer callback later unconditionally drops its association reference,<br \/>\nwhich can leave the association reference count unbalanced and result in<br \/>\nuse-after-free during association teardown.<\/p>\n<p>Use the return value of timer_reduce() to determine whether the timer was<br \/>\nactually armed. Take the association reference only when timer_reduce()<br \/>\nsuccessfully starts a new timer, closing the race between checking the<br \/>\ntimer state and rearming it.<\/p>\n<p>This issue was reported by Nico Yip (@_cyeaa_) working with TrendAI Zero<br \/>\nDay Initiative.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In the Linux kernel, the following vulnerability has been resolved:<\/p>\n<p>sctp: fix a TOCTOU race in SCTP_CMD_TIMER_START<\/p>\n<p>The SCTP_CMD_TIMER_START handler checks timer_pending() before calling<br \/>\ntimer_reduc<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-29284","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/29284","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=29284"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=29284"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=29284"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}