Family: SuSE Local Security Checks --> Category: infos
SUSE-SA:2004:023: libpng Vulnerability Scan
Vulnerability Scan Summary
Check for the version of the libpng package
Detailed Explanation for this Vulnerability Test
The remote host is missing the patch for the advisory
Several different security vulnerabilities were found in the PNG
library which is used by applications to support the PNG image format.
A remote attacker would be able to execute arbitrary code by triggering a
buffer overflow due to the incorrect handling of the length of
transparency chunk data and in other pathes of image processing.
A special PNG image can be used to cause an application crashing due
to NULL pointer dereference in the function png_handle_iCPP() (and
Integer overflows were found in png_handle_sPLT(), png_read_png()
functions and other locations. These bugs may at least crash an
Solution : http://www.suse.de/security/2004_23_libpng.html
Threat Level: High
Click HERE for more information and discussions on this network vulnerability scan.