DNS signing DoS via TKEY name cache exhaustion

== Summary: An unauthenticated user can repeatedly register names TKEY names, which floods a cache causing legitimate TKEYs to be expunged. This can practically block the use DNS TSIG signing. Description Only authenticated users are supposed to be able to use TKEY DNS records to register shared...

USN-5827-1 bind9 vulnerabilities

Rob Schulhof discovered that Bind incorrectly handled a large number of UPDATE messages. A remote attacker could possibly use this issue to cause Bind to consume resources, resulting in a denial of service. CVE-2022-3094 Borja Marcos discovered that Bind incorrectly handled certain RRSIG queries....

UBUNTU-CVE-2022-3736

BIND 9 resolver can crash when stale cache and stale answers are enabled, option stale-answer-client-timeout is set to a positive integer, and the resolver receives an RRSIG query. This issue affects BIND 9 versions 9.16.12 through 9.16.36, 9.18.0 through 9.18.10, 9.19.0 through 9.19.8, and...

PT-2006-4938 · Isc +1 · Bind +1

Name of the Vulnerable Software and Affected Versions: BIND versions 9.2.x through 9.2.6 and 9.3.x through 9.3.2 Description: The issue allows a remote attacker to cause a denial of service crash via certain SIG queries, which cause an assertion failure when multiple RRsets are returned...