{"id":"DEBIAN-CVE-2007-4768","details":"Heap-based buffer overflow in Perl-Compatible Regular Expression (PCRE) library before 7.3 allows context-dependent attackers to execute arbitrary code via a singleton Unicode sequence in a character class in a regex pattern, which is incorrectly optimized.","modified":"2026-03-11T06:32:58.784372Z","published":"2007-11-07T23:46:00Z","upstream":["CVE-2007-4768"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2007-4768"}],"affected":[{"package":{"name":"glib2.0","ecosystem":"Debian:11","purl":"pkg:deb/debian/glib2.0?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.14.3-1"}]}],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2007-4768.json"}},{"package":{"name":"glib2.0","ecosystem":"Debian:12","purl":"pkg:deb/debian/glib2.0?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.14.3-1"}]}],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2007-4768.json"}},{"package":{"name":"glib2.0","ecosystem":"Debian:13","purl":"pkg:deb/debian/glib2.0?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.14.3-1"}]}],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2007-4768.json"}},{"package":{"name":"glib2.0","ecosystem":"Debian:14","purl":"pkg:deb/debian/glib2.0?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.14.3-1"}]}],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2007-4768.json"}},{"package":{"name":"pcre3","ecosystem":"Debian:11","purl":"pkg:deb/debian/pcre3?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.3-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2007-4768.json"}},{"package":{"name":"pcre3","ecosystem":"Debian:12","purl":"pkg:deb/debian/pcre3?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.3-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2007-4768.json"}}],"schema_version":"1.7.5"}