Integer overflow in pdftops, as used in Xpdf 2.01 and earlier, xpdf-i, and CUPS before 1.1.18, allows local users to execute arbitrary code via a ColorSpace entry with a large number of elements, as demonstrated by cups-pdf.
https://exchange.xforce.ibmcloud.com/vulnerabilities/10937
http://www.securityfocus.com/bid/6475
http://www.redhat.com/support/errata/RHSA-2003-216.html
http://www.redhat.com/support/errata/RHSA-2003-037.html
http://www.redhat.com/support/errata/RHSA-2002-307.html
http://www.redhat.com/support/errata/RHSA-2002-295.html
http://www.novell.com/linux/security/advisories/2003_002_cups.html
http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:002
http://www.mandrakesoft.com/security/advisories?name=MDKSA-2003:001
http://www.debian.org/security/2003/dsa-232
http://www.debian.org/security/2003/dsa-226