{"id":21058,"date":"2026-09-12T00:30:53","date_gmt":"2026-09-11T16:30:53","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-57842"},"modified":"2026-09-12T00:30:53","modified_gmt":"2026-09-11T16:30:53","slug":"cve-2026-57842","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-57842","title":{"rendered":"CVE-2026-57842 [HIGH] &#8211; NetBSD contains a use-after-free and double-free vulnerability in msg_recv_copyin() within"},"content":{"rendered":"<p>NetBSD contains a use-after-free and double-free vulnerability in msg_recv_copyin() within the COMPAT_NETBSD32 compatibility layer due to a missing return statement before the cleanup label on the success path. Any local user able to execute a 32-bit binary on a 64-bit NetBSD system can trigger a kernel panic or memory corruption by calling recvmsg() with msg_iovlen between 9 and IOV_MAX, causing the kernel to access a freed iovec buffer and subsequently free the same allocation a second time.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>NetBSD contains a use-after-free and double-free vulnerability in msg_recv_copyin() within the COMPAT_NETBSD32 compatibility layer due to a missing return statement before the cleanup label on the suc<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-21058","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/21058","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=21058"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=21058"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=21058"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}