{"id":10486,"date":"2026-09-04T18:51:03","date_gmt":"2026-09-04T10:51:03","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-49420"},"modified":"2026-09-04T18:51:03","modified_gmt":"2026-09-04T10:51:03","slug":"cve-2026-49420","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-49420","title":{"rendered":"CVE-2026-49420 [HIGH] &#8211; The RTSP handler in libalias rewrote outgoing packets into a fixed-length stack buffer wit"},"content":{"rendered":"<p>The RTSP handler in libalias rewrote outgoing packets into a fixed-length stack buffer without checking whether the rewritten data fit in the buffer, or whether the result fit back in the original packet.<\/p>\n<p>A host sending crafted RTSP traffic from inside a NAT gateway using libalias can overflow a stack buffer, potentially achieving remote code execution in the kernel (when using ipfw(4) NAT) or in the natd(8) process (which generally runs as the root user).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The RTSP handler in libalias rewrote outgoing packets into a fixed-length stack buffer without checking whether the rewritten data fit in the buffer, or whether the result fit back in the original pac<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-10486","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/10486","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=10486"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10486"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10486"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}