{"id":"UBUNTU-CVE-2014-4330","details":"The Dumper method in Data::Dumper before 2.154, as used in Perl 5.20.1 and earlier, allows context-dependent attackers to cause a denial of service (stack consumption and crash) via an Array-Reference with many nested Array-References, which triggers a large number of recursive calls to the DD_dump function.","modified":"2026-04-22T09:44:26.884086Z","published":"2014-09-30T00:00:00Z","related":["USN-2916-1"],"upstream":["CVE-2014-4330"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2014-4330"},{"type":"REPORT","url":"http://www.nntp.perl.org/group/perl.perl5.porters/2014/09/msg220118.html"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2916-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2014-4330"}],"affected":[{"package":{"name":"perl","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/perl@5.18.2-2ubuntu1.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.18.2-2ubuntu1.1"}]}],"versions":["5.14.2-21build1","5.18.1-4","5.18.1-4build1","5.18.1-5","5.18.2-2","5.18.2-2ubuntu1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libcgi-fast-perl","binary_version":"5.18.2-2ubuntu1.1"},{"binary_name":"libperl5.18","binary_version":"5.18.2-2ubuntu1.1"},{"binary_name":"perl","binary_version":"5.18.2-2ubuntu1.1"},{"binary_name":"perl-base","binary_version":"5.18.2-2ubuntu1.1"},{"binary_version":"5.18.2-2ubuntu1.1","binary_name":"perl-debug"},{"binary_name":"perl-modules","binary_version":"5.18.2-2ubuntu1.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2014/UBUNTU-CVE-2014-4330.json"}}],"schema_version":"1.7.5","severity":[{"type":"Ubuntu","score":"low"}]}