Serial number: AV26-1072
Date: October 21, 2026
As of October 21, 2026, ISC is affected by a vulnerability in the following products:
- BIND 9
- Versions 9.11.0 to 9.18.50
- Versions 9.11.0 to 9.18.50
- ◦ Versions 9.21.0 to 9.21.26
- BIND Supported Preview Edition
- Versions 9.11.3-S1 to 9.18.50-S1
- Versions 9.20.9-S1 to 9.20.29-S1
The Cyber Centre encourages users and administrators to review the provided web links and apply any necessary updates as they become available.
- CVE-2026-19630: Amplified resource exhaustion in inbound message processing
- CVE-2026-94300: Concurrent GSS-TSIG messages corrupt memory
- CVE-2026-96888: named may terminate unexpectedly when a redirect zone is used with strict QNAME minimization
- CVE-2026-97313: Specific RPZ configurations and query patterns may result in an unexpected exit
- BIND 9 Security Vulnerability Matrix