{"id":7167,"date":"2026-09-04T18:49:27","date_gmt":"2026-09-04T10:49:27","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-14662-2"},"modified":"2026-09-04T18:49:27","modified_gmt":"2026-09-04T10:49:27","slug":"cve-2026-14662-2","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-14662-2","title":{"rendered":"CVE-2026-14662 [HIGH] &#8211; Integer wraparound in PostgreSQL tsvector and tsquery data type functions allows an unpriv"},"content":{"rendered":"<p>Integer wraparound in PostgreSQL tsvector and tsquery data type functions allows an unprivileged database user to cause the server to undersize an allocation and write out-of-bounds, via crafted large inputs.  This may execute arbitrary code as the operating system user running the database.  These types are typically sourced from application logic, not taken from the application&#8217;s user.  Hence, application users attacking the database, through the application as a conduit, are unlikely.  CVE-2026-6473 had fixed similar problems.  Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Integer wraparound in PostgreSQL tsvector and tsquery data type functions allows an unprivileged database user to cause the server to undersize an allocation and write out-of-bounds, via crafted large<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-7167","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/7167","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=7167"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7167"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7167"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}