Description: A vulnerability has been discovered in the glibc library on Linux systems. It allows a remote malicious person to conduct harmful actions or to crash an application that uses a vulnerable version of the glibc library. Technical information : This vulnerability is due to a buffer overflow in the "gethostbyname_r()" function and other related functions of glibc. It allows a remote attacker, trough a specially crafted input parameter, to crash the application using the vulnerable glibc library, or to execute arbitrary code with the privileges of a user running a vulnerable application. Links:: http://www.openwall.com/lists/oss-security/2015/04/21/4 https://lists.archlinux.org/pipermail/arch-security/2015-April/000305.html https://sourceware.org/bugzilla/show_bug.cgi?id=18287 https://sourceware.org/git/?p=glibc.git;a=commit;h=2959eda9272a03386