21 Mar 2012
This covers vulnerabilities where malicious people are able to gain system access and execute arbitrary code with the privileges of a local user.
Red Hat has issued an update for libpng. This fixes a vulnerability, which can potentially be exploited by malicious people to compromise an application using the library.
The vulnerability is caused due to an error when processing images containing compressed chunks and can be exploited to cause a heap-based buffer overflow.
Successful exploitation may allow execution of arbitrary code.
Updated packages are available via Red Hat Network.