{"id":"DEBIAN-CVE-2012-0876","details":"The XML parser (xmlparse.c) in expat before 2.1.0 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via an XML file with many identifiers with the same value.","modified":"2026-03-11T07:07:56.502331Z","published":"2012-07-03T19:55:02.210Z","upstream":["CVE-2012-0876"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2012-0876"}],"affected":[{"package":{"name":"expat","ecosystem":"Debian:11","purl":"pkg:deb/debian/expat?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.0~beta3-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2012-0876.json"}},{"package":{"name":"expat","ecosystem":"Debian:12","purl":"pkg:deb/debian/expat?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.0~beta3-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2012-0876.json"}},{"package":{"name":"expat","ecosystem":"Debian:13","purl":"pkg:deb/debian/expat?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.0~beta3-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2012-0876.json"}},{"package":{"name":"expat","ecosystem":"Debian:14","purl":"pkg:deb/debian/expat?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.0~beta3-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2012-0876.json"}},{"package":{"name":"libxmltok","ecosystem":"Debian:11","purl":"pkg:deb/debian/libxmltok?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.2-4","1.2-4.1","1.2-4.1~exp1","1.2-4.2"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2012-0876.json"}},{"package":{"name":"libxmltok","ecosystem":"Debian:12","purl":"pkg:deb/debian/libxmltok?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.2-4","1.2-4.1","1.2-4.1~exp1","1.2-4.2"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2012-0876.json"}},{"package":{"name":"xmlrpc-c","ecosystem":"Debian:11","purl":"pkg:deb/debian/xmlrpc-c?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.33-3.2"}]}],"ecosystem_specific":{"urgency":"low"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2012-0876.json"}},{"package":{"name":"xmlrpc-c","ecosystem":"Debian:12","purl":"pkg:deb/debian/xmlrpc-c?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.33-3.2"}]}],"ecosystem_specific":{"urgency":"low"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2012-0876.json"}},{"package":{"name":"xmlrpc-c","ecosystem":"Debian:13","purl":"pkg:deb/debian/xmlrpc-c?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.33-3.2"}]}],"ecosystem_specific":{"urgency":"low"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2012-0876.json"}},{"package":{"name":"xmlrpc-c","ecosystem":"Debian:14","purl":"pkg:deb/debian/xmlrpc-c?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.16.33-3.2"}]}],"ecosystem_specific":{"urgency":"low"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2012-0876.json"}}],"schema_version":"1.7.5"}