Description
ISC BIND 9.7.1 through 9.7.2-P3, when configured as an authoritative server, allows remote attackers to cause a denial of service (deadlock and daemon hang) by sending a query at the time of (1) an IXFR transfer or (2) a DDNS update.
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 14 | bind9 | 1:9.7.3.dfsg-1 | — |
| Debian 13 | bind9 | 1:9.7.3.dfsg-1 | — |
| Debian 12 | bind9 | 1:9.7.3.dfsg-1 | — |
| Debian 6.0 | bind9 | 1:9.7.3.dfsg-1~squeeze1 | DSA-2208-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | bind | 9.10.3P4-21.1 | openSUSE-SU-2024:10467-1 |
Advisories 2
- DSA-2208-1 bind9 - denial of service Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10467-1 bind-9.10.3P4-21.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- VU#449980 third-party-advisory
- ADV-2011-0489 vdb-entry
- http://www.isc.org/software/bind/advisories/cve-2011-0414
- 1025110 vdb-entry
- https://bugzilla.redhat.com/show_bug.cgi?id=679496
- SUSE-SR:2011:005 vendor-advisory
- VU#559980 third-party-advisory
- 43443 third-party-advisory
- DSA-2208 vendor-advisory
- ADV-2011-0466 vdb-entry
- 43439 third-party-advisory
- USN-1070-1 vendor-advisory