The decoupled download and installation steps in libzypp before 17.5.0 could lead to a corrupted RPM being left in the cache, where a later call would not display the corrupted RPM warning and allow installation, a problem caused by malicious warnings only displayed during download. References: http://lists.suse.com/pipermail/sle-security-updates/2018-August/004510.html https://bugzilla.suse.com/show_bug.cgi?id=1091624
Created libzypp tracking bugs for this issue: Affects: fedora-all [bug 1624513]
This was resolved long ago...