Comment by DangerousPie

Here is the test program, from http://www.openwall.com/lists/oss-security/2015/01/27/9

https://gist.github.com/koelling/ef9b2b9d0be6d6dbab63

To test your system, simply run this (but obviously only after making sure gistfile1.c is clean ;))

    wget https://gist.githubusercontent.com/koelling/ef9b2b9d0be6d6dbab63/raw/de1730049198c64eaf8f8ab015a3c8b23b63fd34/gistfile1.c
    gcc gistfile1.c -o CVE-2015-0235
    ./CVE-2015-0235