Earlier this week, the maintainers of the GNU C Library (known as glibc, an open-source software library widely used in Linux systems) announced that they had released a fix for a vulnerability introduced in 2008 that allowed a buffer overflow to take place. This could be used by an attacker to run malicious code on a Linux system.
Post from: Trendlabs Security Intelligence Blog - by Trend Micro
The Linux GNU C Library Vulnerability: What It Is, How To Fix It