libpng vulnerability

Summary
The remote host is probably affected by the vulnerabilities described in CVE-2008-1382 Impact libpng 1.0.6 through 1.0.32, 1.2.0 through 1.2.26, and 1.4.0beta01 through 1.4.0beta19 allows context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via a PNG file with zero length unknown chunks, which trigger an access of uninitialized memory.
Solution
All users should upgrade to the latest libpng version of their Linux Distribution.
References