Querying for records within a specially crafted zone containing certain malformed DNSKEY records can lead to CPU exhaustion. 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.
Fix
Vendor advisories in the News 1
- USN-8929-1: Bind vulnerabilities Ubuntu Security Notices · 2026-10-14
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
Change history 1
- First seenCVSS 7.5NVD modified 2026-10-08 11:10
Affected (CPE criteria) 0
NVD has not attached CPE configurations yet.