F5 Networks BIG-IP : NLnet Labs Unbound vulnerability (K000163141)

The version of F5 Networks BIG-IP installed on the remote host is prior to 17.1.3.5 / 17.5.1.9 / 21.1.0.2. It is, therefore, affected by a vulnerability as referenced in the K000163141 advisory. NLnet Labs Unbound up to and including version 1.25.0 has a denial of service vulnerability in the...

Security Bulletin: IBM Watson Speech Services Cartridge is vulnerable to a DOS in NLnet Labs Unbound [CVE-2026-33278]

Summary IBM Watson Speech Services Cartridge is vulnerable to a DOS in NLnet Labs Unbound, due to a flaw in the DNSSEC validator that enables denial of service and possible remote code execution as a result of deep copying a data structure and erroneously overwriting a destination pointer...

CVE-2026-50045 'max-global-quota' reset by DNSSEC validation restarts

In NLnet Labs Unbound 1.22.0 up to and including 1.25.1, a single client query for a deeply nested name under a DNSSEC-signed parent can cause Unbound to send more upstream packets per client query than the configured 'max-global-quota'. This effectively bypasses a security configuration that...

Nutanix AOS : Multiple Vulnerabilities (NXSA-AOS-7.6)

The version of AOS installed on the remote host is prior to 7.6. It is, therefore, affected by multiple vulnerabilities as referenced in the NXSA-AOS-7.6 advisory. - NLnet Labs Unbound 1.19.1 up to and including version 1.25.0 has a vulnerability in the DNSSEC validator that enables denial of...

CVE-2026-42923

A flaw was found in Unbound's DNSSEC validator where the code path for consulting the negative cache for DS records does not honor the limit on NSEC3 hash calculations introduced in version 1.19.1. An adversary who controls a DNSSEC-signed zone can sign NSEC3 records with high iteration counts fo...