CVE-2026-58218 Samba: dns signing dos via tkey name cache exhaustion

A flaw was found in Samba's internal DNS server where unauthenticated TKEY registration requests were added to the TKEY name cache before being rejected. A remote, unauthenticated attacker can exploit this behavior by sending a large number of TKEY requests with arbitrary names, exhausting the...

CVE-2026-3119

Under certain conditions, named may crash when processing a correctly signed query containing a TKEY record. The affected code can only be reached if an incoming request has a valid transaction signature TSIG from a key declared in the named configuration. This issue affects BIND 9 versions 9.20....

GHSA-FMJ7-7GFW-64PG Agent Dart is missing certificate verification checks

Certificate verification in lib/agent/certificate.dart has been found to contain two issues: - During the delegation verification in checkDelegation function the canisterranges aren't verified. The impact of not checking the canisterranges is that a subnet can sign canister responses in behalf of...

Agent Dart is missing certificate verification checks

Certificate verification in lib/agent/certificate.dart has been found to contain two issues: - During the delegation verification in checkDelegation function the canisterranges aren't verified. The impact of not checking the canisterranges is that a subnet can sign canister responses in behalf of...