Buffer overflow in the compNewPixmap function in compalloc.c in the Composite extension for the X.org X11 server before 1.4 allows local users to execute arbitrary code by copying data from a large pixel depth pixmap into a smaller pixel depth pixmap.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10430
https://issues.rpath.com/browse/RPL-1728
https://exchange.xforce.ibmcloud.com/vulnerabilities/36535
http://www.vupen.com/english/advisories/2007/3098
http://www.ubuntu.com/usn/usn-514-1
http://www.securitytracker.com/id?1018665
http://www.securityfocus.com/bid/25606
http://www.redhat.com/support/errata/RHSA-2007-0898.html
http://www.novell.com/linux/security/advisories/2007_54_xorg.html
http://www.mandriva.com/security/advisories?name=MDVSA-2008:022
http://www.mandriva.com/security/advisories?name=MDKSA-2007:178
http://www.gentoo.org/security/en/glsa/glsa-200805-07.xml
http://www.debian.org/security/2007/dsa-1372
http://wiki.rpath.com/wiki/Advisories:rPSA-2007-0187
http://support.avaya.com/elmodocs2/security/ASA-2007-394.htm
http://security.gentoo.org/glsa/glsa-200710-16.xml
http://secunia.com/advisories/30161
http://secunia.com/advisories/27228
http://secunia.com/advisories/27179
http://secunia.com/advisories/27147
http://secunia.com/advisories/26897
http://secunia.com/advisories/26859
http://secunia.com/advisories/26823
http://secunia.com/advisories/26763
http://secunia.com/advisories/26755
http://secunia.com/advisories/26743
http://lists.freedesktop.org/archives/xorg-announce/2007-September/000378.html