{"id":14008,"date":"2026-09-04T19:01:07","date_gmt":"2026-09-04T11:01:07","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-59884"},"modified":"2026-09-04T19:01:07","modified_gmt":"2026-09-04T11:01:07","slug":"cve-2026-59884","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-59884","title":{"rendered":"CVE-2026-59884 [HIGH] &#8211; pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.4, the BER decoder shared by th"},"content":{"rendered":"<p>pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.4, the BER decoder shared by the CER and DER codecs parses long-form tags by accumulating continuation octets without an upper bound on the tag ID size, allowing a crafted input to force construction of an arbitrarily large integer with CPU cost growing quadratically and to trigger unhandled ValueError exceptions in Python 3.11+ error formatting paths. Any application decoding untrusted BER, CER, or DER input is affected. This issue is fixed in version 0.6.4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>pyasn1 is a generic ASN.1 library for Python. Prior to 0.6.4, the BER decoder shared by the CER and DER codecs parses long-form tags by accumulating continuation octets without an upper bound on the t<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-14008","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/14008","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=14008"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=14008"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=14008"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}