A denial of service was discovered in libarchive in the processing of .iso
files. A specially crafted .iso could cause the process to go into an (almost)
endless loop, eventually exiting with an error after hitting memory limits.
libarchive-2.8 does not support the required construct in ISO files.
Upstream fix (two parts):
Created libarchive tracking bugs for this issue:
Affects: fedora-all [bug 1352776]
This issue has been addressed in the following products:
Red Hat Enterprise Linux 7
Via RHSA-2016:1844 https://rhn.redhat.com/errata/RHSA-2016-1844.html