Description
BIND 8.x through 8.3.3 allows remote attackers to cause a denial of service (crash) via SIG RR elements with invalid expiry times, which are removed from the internal BIND database and later cause a null dereference.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 3.0 | bind | 8.3.3-2.0woody1 | DSA-196 |
Advisories 1
- DSA-196 bind - several vulnerabilities Debian Security (DSA / DLA) · Mar 9, 2026
References
- CA-2002-31 third-party-advisory
- http://www.isc.org/products/BIND/bind-security.html
- 2002-11-21 vendor-advisory
- 6159 vdb-entry
- DSA-196 vendor-advisory
- bind-null-dereference-dos(10333) vdb-entry
- SSRT2408 vendor-advisory
- 20021118 TSLSA-2002-0076 - bind mailing-list
- CLA-2002:546 vendor-advisory
- oval:org.mitre.oval:def:2094 vdb-entry signature
- 20021115 [OpenPKG-SA-2002.011] OpenPKG Security Advisory (bind, bind8) mailing-list
- 20021112 [Fwd: Notice of serious vulnerabilities in ISC BIND 4 & 8] mailing-list
- N-013 third-party-advisory government-resource
- VU#581682 third-party-advisory
- 20021112 Multiple Remote Vulnerabilities in BIND4 and BIND8 third-party-advisory
- MDKSA-2002:077 vendor-advisory