Description (CNA)
A problem with the implementation of the new serve-stale feature in BIND 9.12 can lead to an assertion failure in rbtdb.c, even when stale-answer-enable is off. Additionally, problematic interaction between the serve-stale feature and NSEC aggressive negative caching can in some cases cause undesirable behavior from named, such as a recursion loop or excessive logging. Deliberate exploitation of this condition could cause operational problems depending on the particular manifestation -- either degradation or denial of service. Affects BIND 9.12.0 and 9.12.1.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| ISC / BIND 9 | affected 9.12.0 and 9.12.1 |
CWE
No CWE identifiers supplied.
References
- http://www.securityfocus.com/bid/104236
- https://kb.isc.org/docs/aa-01606
- http://www.securitytracker.com/id/1040942
- https://security.netapp.com/advisory/ntap-20180926-0004/
ADP enrichment
No English description supplied.