unbound -- parsing vulnerability

Unbound Security Advisories: Due to an error in parsing NOTIFY queries, it is possible for Unbound to continue processing malformed queries and may ultimately result in a pointer dereference in uninitialized memory. This results in a crash of the Unbound daemon...

PT-2019-4132

Name of the Vulnerable Software and Affected Versions Unbound versions prior to 1.9.4 Description The issue is related to the handling of certain NOTIFY queries, which can be exploited by a remote attacker to trigger a crash. The source IP address of the query must match an access-control rule...