CVE-2015-1338
kernel_crashdump in Apport before 2.19 allows local users to cause a denial of service (disk consumption) or possibly gain privileges via a (1) symlink or (2) hard link attack on /var/crash/vmcore.log.
Date published : 2015-10-01
https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1492570