bind9: bind: SIG(0) can be used to exhaust CPU resources

A flaw was found in the bind9 package, where if a DNS server hosts a zone containing a "KEY" resource record or a DNS resolver utilizes the DNSSEC validate feature to validate a "KEY" resource record, a malicious client could exhaust the CPU resourced from the resolver by sending a stream of SIG0...

OESA-2024-1970 bind security update

BIND Berkeley Internet Name Domain is an implementation of the DNS Domain Name System protocols. BIND includes a DNS server named, which resolves host names to IP addresses; a resolver library routines for applications to use when interfacing with DNS; and tools for verifying that the DNS server ...

SUSE CVE-2024-1975

If a server hosts a zone containing a "KEY" Resource Record, or a resolver DNSSEC-validates a "KEY" Resource Record from a DNSSEC-signed domain in cache, a client can exhaust resolver CPU resources by sending a stream of SIG0 signed requests. This issue affects BIND 9 versions 9.0.0 through...

AZL-47039 CVE-2024-1975 affecting package dhcp for versions less than 4.4.3.P1-2

If a server hosts a zone containing a "KEY" Resource Record, or a resolver DNSSEC-validates a "KEY" Resource Record from a DNSSEC-signed domain in cache, a client can exhaust resolver CPU resources by sending a stream of SIG0 signed requests. This issue affects BIND 9 versions 9.0.0 through...

PT-2024-5336 · Isc +12 · Bind 9 +12

Name of the Vulnerable Software and Affected Versions: BIND 9 versions 9.11.0 through 9.11.37 BIND 9 versions 9.16.0 through 9.16.50 BIND 9 versions 9.18.0 through 9.18.27 BIND 9 versions 9.19.0 through 9.19.24 BIND 9 versions 9.11.4-S1 through 9.11.37-S1 BIND 9 versions 9.16.8-S1 through...