{"id":"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":"2026-04-10T03:39:12.894686Z","published":"2007-11-07T23:46:00Z","references":[{"type":"ADVISORY","url":"http://secunia.com/advisories/27538"},{"type":"ADVISORY","url":"http://secunia.com/advisories/27543"},{"type":"ADVISORY","url":"http://secunia.com/advisories/27554"},{"type":"ADVISORY","url":"http://secunia.com/advisories/27697"},{"type":"ADVISORY","url":"http://secunia.com/advisories/27741"},{"type":"ADVISORY","url":"http://secunia.com/advisories/28136"},{"type":"ADVISORY","url":"http://secunia.com/advisories/28157"},{"type":"ADVISORY","url":"http://secunia.com/advisories/28161"},{"type":"ADVISORY","url":"http://secunia.com/advisories/28213"},{"type":"ADVISORY","url":"http://secunia.com/advisories/28406"},{"type":"ADVISORY","url":"http://secunia.com/advisories/28414"},{"type":"ADVISORY","url":"http://secunia.com/advisories/28570"},{"type":"ADVISORY","url":"http://secunia.com/advisories/28714"},{"type":"ADVISORY","url":"http://secunia.com/advisories/28720"},{"type":"ADVISORY","url":"http://secunia.com/advisories/29267"},{"type":"ADVISORY","url":"http://secunia.com/advisories/29420"},{"type":"ADVISORY","url":"http://secunia.com/advisories/30106"},{"type":"ADVISORY","url":"http://secunia.com/advisories/30155"},{"type":"ADVISORY","url":"http://secunia.com/advisories/30219"},{"type":"ADVISORY","url":"http://secunia.com/advisories/30507"},{"type":"ADVISORY","url":"http://secunia.com/advisories/30840"},{"type":"ADVISORY","url":"http://security.gentoo.org/glsa/glsa-200711-30.xml"},{"type":"ADVISORY","url":"http://security.gentoo.org/glsa/glsa-200801-02.xml"},{"type":"ADVISORY","url":"http://security.gentoo.org/glsa/glsa-200801-18.xml"},{"type":"ADVISORY","url":"http://security.gentoo.org/glsa/glsa-200801-19.xml"},{"type":"ADVISORY","url":"http://security.gentoo.org/glsa/glsa-200805-11.xml"},{"type":"ADVISORY","url":"http://www.debian.org/security/2007/dsa-1399"},{"type":"ADVISORY","url":"http://www.debian.org/security/2008/dsa-1570"},{"type":"ADVISORY","url":"http://www.mandriva.com/security/advisories?name=MDKSA-2007:211"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2007/3725"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2007/3790"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2007/4238"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2007/4258"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2008/0924/references"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2008/1724/references"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2008/1966/references"},{"type":"WEB","url":"http://bugs.gentoo.org/show_bug.cgi?id=198976"},{"type":"WEB","url":"http://docs.info.apple.com/article.html?artnum=307179"},{"type":"WEB","url":"http://docs.info.apple.com/article.html?artnum=307562"},{"type":"WEB","url":"http://lists.apple.com/archives/security-announce/2007/Dec/msg00002.html"},{"type":"WEB","url":"http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-security-announce/2007-12/msg00007.html"},{"type":"WEB","url":"http://mail.gnome.org/archives/gtk-devel-list/2007-November/msg00022.html"},{"type":"WEB","url":"http://securitytracker.com/id?1019116"},{"type":"WEB","url":"http://sunsolve.sun.com/search/document.do?assetkey=1-26-238305-1"},{"type":"WEB","url":"http://sunsolve.sun.com/search/document.do?assetkey=1-26-239286-1"},{"type":"WEB","url":"http://www.adobe.com/support/security/bulletins/apsb07-20.html"},{"type":"WEB","url":"http://www.adobe.com/support/security/bulletins/apsb08-13.html"},{"type":"WEB","url":"http://www.gentoo.org/security/en/glsa/glsa-200801-07.xml"},{"type":"WEB","url":"http://www.redhat.com/support/errata/RHSA-2007-1126.html"},{"type":"WEB","url":"http://www.securityfocus.com/archive/1/483357/100/0/threaded"},{"type":"WEB","url":"http://www.securityfocus.com/archive/1/483579/100/0/threaded"},{"type":"WEB","url":"http://www.securityfocus.com/bid/26346"},{"type":"WEB","url":"http://www.us-cert.gov/cas/techalerts/TA07-352A.html"},{"type":"WEB","url":"http://www.us-cert.gov/cas/techalerts/TA07-355A.html"},{"type":"WEB","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/38278"},{"type":"WEB","url":"https://issues.rpath.com/browse/RPL-1738"},{"type":"WEB","url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9701"},{"type":"WEB","url":"https://usn.ubuntu.com/547-1/"},{"type":"WEB","url":"https://www.redhat.com/archives/fedora-package-announce/2008-March/msg00181.html"}],"schema_version":"1.7.5"}