Fixed
Created: Oct 23, 2025
Updated: Jun 8, 2026
Resolved Date: Jun 8, 2026
Found In Version: 10.21.20.1
Fix Version: 10.21.20.27
Severity: Standard
Applicable for: Wind River Linux LTS 21
Component/s: Userspace
Querying for records within a specially crafted zone containing certain malformed DNSKEY records can lead to CPU exhaustion.[EOL]This issue affects BIND 9 versions 9.18.0 through 9.18.39, 9.20.0 through 9.20.13, 9.21.0 through 9.21.12, 9.18.11-S1 through 9.18.39-S1, and 9.20.9-S1 through 9.20.13-S1.
