A very serious security problem has been found and patched in the GNU C Library called Glibc. It was announced on 27th January 2015.
Here are the affected Linux distros:
- RHEL (Red Hat Enterprise Linux) version 5.x, 6.x and 7.x
- CentOS Linux version 5.x, 6.x & 7.x
- Ubuntu Linux version 10.04, 12.04 LTS
- Debian Linux version 7.x
- Linux Mint version 13.0
- Fedora Linux version 19 or older
- SUSE Linux Enterprise 11 and older (also OpenSuse Linux 11 or older versions).
- SUSE Linux Enterprise Software Development Kit 11 SP3
- SUSE Linux Enterprise Server 11 SP3 for VMware
- SUSE Linux Enterprise Server 11 SP3
- SUSE Linux Enterprise Server 11 SP2 LTSS
- SUSE Linux Enterprise Server 11 SP1 LTSS
- SUSE Linux Enterprise Server 10 SP4 LTSS
- SUSE Linux Enterprise Desktop 11 SP3
- Arch Linux glibc version <= 2.18-1
Read More to Fix the GHOST vulnerability on a CentOS/RHEL/Fedora/Ubuntu Linux