Explain CVE-2006-0747
Integer underflow in Freetype before 2.2 allows remote attackers to cause a denial of service (crash) via a font file with an odd number of blue values, which causes the underflow when decrementing by 2 in a context that assumes an even number of values.
Affected Products: n/a
References: [{'name': 'SUSE-SA:2006:037', 'tags': ['vendor-advisory', 'x_refsource_SUSE'], 'url': 'http://lists.suse.com/archive/suse-security-announce/2006-Jun/0012.html'}, {'name': '20791', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/20791'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://support.apple.com/kb/HT3549'}, {'name': '102705', 'tags': ['vendor-advisory', 'x_refsource_SUNALERT'], 'url': 'http://sunsolve.sun.com/search/document.do?assetkey=1-26-102705-1'}, {'name': '20525', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/20525'}, {'name': '21701', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/21701'}, {'name': 'USN-291-1', 'tags': ['vendor-advisory', 'x_refsource_UBUNTU'], 'url': 'https://usn.ubuntu.com/291-1/'}, {'name': '21385', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/21385'}, {'name': '35074', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/35074'}, {'name': 'APPLE-SA-2009-05-12', 'tags': ['vendor-advisory', 'x_refsource_APPLE'], 'url': 'http://lists.apple.com/archives/security-announce/2009/May/msg00002.html'}, {'name': '20060612 rPSA-2006-0100-1 freetype', 'tags': ['mailing-list', 'x_refsource_BUGTRAQ'], 'url': 'http://www.securityfocus.com/archive/1/436836/100/0/threaded'}, {'name': '21135', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/21135'}, {'name': 'RHSA-2006:0500', 'tags': ['vendor-advisory', 'x_refsource_REDHAT'], 'url': 'http://www.redhat.com/support/errata/RHSA-2006-0500.html'}, {'name': 'oval:org.mitre.oval:def:9508', 'tags': ['vdb-entry', 'signature', 'x_refsource_OVAL'], 'url': 'https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9508'}, {'name': '18326', 'tags': ['vdb-entry', 'x_refsource_BID'], 'url': 'http://www.securityfocus.com/bid/18326'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=183676'}, {'name': '23939', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/23939'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'http://support.avaya.com/elmodocs2/security/ASA-2006-176.htm'}, {'name': '20591', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/20591'}, {'name': 'TA09-133A', 'tags': ['third-party-advisory', 'x_refsource_CERT'], 'url': 'http://www.us-cert.gov/cas/techalerts/TA09-133A.html'}, {'name': 'ADV-2009-1297', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2009/1297'}, {'name': '20638', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/20638'}, {'name': '1016522', 'tags': ['vdb-entry', 'x_refsource_SECTRACK'], 'url': 'http://securitytracker.com/id?1016522'}, {'name': 'ADV-2007-0381', 'tags': ['vdb-entry', 'x_refsource_VUPEN'], 'url': 'http://www.vupen.com/english/advisories/2007/0381'}, {'tags': ['x_refsource_CONFIRM'], 'url': 'https://issues.rpath.com/browse/RPL-429'}, {'name': '20060701-01-U', 'tags': ['vendor-advisory', 'x_refsource_SGI'], 'url': 'ftp://patches.sgi.com/support/free/security/advisories/20060701-01-U'}, {'name': '21062', 'tags': ['third-party-advisory', 'x_refsource_SECUNIA'], 'url': 'http://secunia.com/advisories/21062'}, {'name': 'MDKSA-2006:099', 'tags': ['vendor-advisory', 'x_refsource_MANDRIVA'], 'url': 'http://www.mandriva.com/security/advisories?name=MDKSA-2006:099'}, {'name': 'DSA-1095', 'tags': ['vendor-advisory', 'x_refsource_DEBIAN'], 'url': 'http://www.debian.org/security/2006/dsa-1095'}]
CVE State: PUBLISHED