Information leak was reported  in GnuPG 2.
This issue was fixed by the below upstream commit:
Created gnupg2 tracking bugs for this issue:
Affects: fedora-all [bug 1193011]
Created gnupg tracking bugs for this issue:
Affects: fedora-all [bug 1193010]
This issue is similar to CVE-2015-1606, in which a specially-crafted keyring would be required to actually cause a crash.
Red Hat Product Security has rated this issue as having Low security impact. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.
Is there any steps for mitigation?
Also how to reproduce this case in our local system.