CUPS: Integer overflow vulnerability
Gentoo Linux Security Advisory
||GLSA 200804-23 / cups
||April 18, 2008
||April 18, 2008: 01
All supported architectures
A vulnerability in CUPS might allow for the execution of arbitrary code or
a Denial of Service.
CUPS provides a portable printing layer for UNIX-based operating
Thomas Pollet reported a possible integer overflow vulnerability in the
PNG image handling in the file filter/image-png.c.
A malicious user might be able to execute arbitrary code with the
privileges of the user running CUPS (usually lp), or cause a Denial of
Service by sending a specially crafted PNG image to the print server.
The vulnerability is exploitable via the network if CUPS is sharing
There is no known workaround at this time.
All CUPS users should upgrade to the latest version:
Code Listing 3.1: Resolution
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-print/cups-1.2.12-r8"