diffoscope may write to arbitrary locations on disk depending on the contents of an untrusted archive.
Related bug containing more details:
Created diffoscope tracking bugs for this issue:
Affects: fedora-all [bug 1421774]
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.