CVE-2007-4568 Information

Description

Integer overflow in the build_range function in X.Org X Font Server (xfs) before 1.0.5 allows context-dependent attackers to execute arbitrary code via (1) QueryXBitmaps and (2) QueryXExtents protocol requests with crafted size values which triggers a heap-based buffer overflow.

Reference

http://bugs.freedesktop.org/show_bug.cgi?id=12298 http://bugs.gentoo.org/show_bug.cgi?id=194606 http://docs.info.apple.com/article.html?artnum=307430 http://docs.info.apple.com/article.html?artnum=307562 http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=602 http://lists.apple.com/archives/security-announce/2008/Feb/msg00002.html http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html http://lists.freedesktop.org/archives/xorg-announce/2007-October/000416.html http://secunia.com/advisories/27040 http://secunia.com/advisories/27052 http://secunia.com/advisories/27060 http://secunia.com/advisories/27168 http://secunia.com/advisories/27176 http://secunia.com/advisories/27228 http://secunia.com/advisories/27240 http://secunia.com/advisories/27560 http://secunia.com/advisories/28004 http://secunia.com/advisories/28536 http://secunia.com/advisories/28542 http://secunia.com/advisories/28891 http://secunia.com/advisories/29420 http://security.gentoo.org/glsa/glsa-200710-11.xml http://sunsolve.sun.com/search/document.do?assetkey=1-26-103114-1 http://sunsolve.sun.com/search/document.do?assetkey=1-66-200642-1 http://www.debian.org/security/2007/dsa-1385 http://www.mandriva.com/security/advisories?name=MDKSA-2007:210 http://www.novell.com/linux/security/advisories/2007_54_xorg.html http://www.redhat.com/support/errata/RHSA-2008-0029.html http://www.redhat.com/support/errata/RHSA-2008-0030.html http://www.securityfocus.com/archive/1/481432/100/0/threaded http://www.securityfocus.com/bid/25898 http://www.securitytracker.com/id?1018763 http://www.us-cert.gov/cas/techalerts/TA08-043B.html http://www.vupen.com/english/advisories/2007/3337 http://www.vupen.com/english/advisories/2007/3338 http://www.vupen.com/english/advisories/2007/3467 http://www.vupen.com/english/advisories/2008/0495/references http://www.vupen.com/english/advisories/2008/0924/references https://exchange.xforce.ibmcloud.com/vulnerabilities/36919 https://issues.rpath.com/browse/RPL-1756 https://oval.cisecurity.org/repository/search/definition/oval3Aorg.mitre.oval3Adef3A10882 https://www.redhat.com/archives/fedora-package-announce/2007-December/msg00352.html