Description
ISC BIND through 9.9.9-P1, 9.10.x through 9.10.4-P1, and 9.11.x through 9.11.0b1 allows primary DNS servers to cause a denial of service (secondary DNS server crash) via a large AXFR response, and possibly allows IXFR servers to cause a denial of service (IXFR client crash) via a large IXFR response and allows remote authenticated users to cause a denial of service (primary DNS server crash) via a large UPDATE message.
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 | 1:9.10.6+dfsg-1 | — |
| Debian 13 | bind9 | 1:9.10.6+dfsg-1 | — |
| Debian 12 | bind9 | 1:9.10.6+dfsg-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 16.04 LTS | bind9 | 1:9.10.3.dfsg.P4-8ubuntu1.19+esm5 | USN-5747-1 |
| Ubuntu Pro 14.04 LTS | bind9 | 1:9.9.5.dfsg-3ubuntu0.19+esm9 | USN-5747-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP2 | bind | 9.9.9P1-59.1 | SUSE-SU-2017:0998-1 |
| SLES 12 SP1 | bind | 9.9.9P1-59.1 | SUSE-SU-2017:0998-1 |
| SLES 12 | bind | 9.9.9P1-28.34.1 | SUSE-SU-2017:0999-1 |
| SLES 11 SP4 | bind | 9.9.6P1-0.44.1 | SUSE-SU-2017:1000-1 |
| SLES 11 SP3 | bind | 9.9.6P1-0.44.1 | SUSE-SU-2017:1000-1 |
Show 8 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP2 | bind | 9.9.9P1-59.1 | SUSE-SU-2017:0998-1 |
| SLES for SAP 12 SP1 | bind | 9.9.9P1-59.1 | SUSE-SU-2017:0998-1 |
| SLES for SAP 12 | bind | 9.9.9P1-28.34.1 | SUSE-SU-2017:0999-1 |
| SLES for SAP 11 SP4 | bind | 9.9.6P1-0.44.1 | SUSE-SU-2017:1000-1 |
| SUSE OpenStack Cloud 5 | bind | 9.9.6P1-0.44.1 | SUSE-SU-2017:1000-1 |
| SUSE Manager Proxy 2.1 | bind | 9.9.6P1-0.44.1 | SUSE-SU-2017:1000-1 |
| SUSE Manager 2.1 | bind | 9.9.6P1-0.44.1 | SUSE-SU-2017:1000-1 |
| SUSE Linux Enterprise Point of Sale 11 SP3 | bind | 9.9.6P1-0.44.1 | SUSE-SU-2017:1000-1 |
Advisories 5
- USN-5747-1 bind9 vulnerabilities Ubuntu Security Notices (USN) · Jun 29, 2026
- SUSE-SU-2017:1000-1 Security update for bind SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:0999-1 Security update for bind SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2017:0998-1 Security update for bind SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2022-2193 DNS Server: Schwachstelle ermöglicht Denial of Service BSI CERT-Bund (WID) · May 29, 2025
References
- [dns-operations] 20160706 DNS activities in Japan mailing-list
- [dns-operations] 20160706 DNS activities in Japan mailing-list
- [oss-security] 20160706 Malicious primary DNS servers can crash secondaries mailing-list
- 1036241 vdb-entry
- [dns-operations] 20160704 DNS activities in Japan mailing-list
- GLSA-201610-07 vendor-advisory
- https://kb.isc.org/article/AA-01390
- 91611 vdb-entry
- https://github.com/sischkg/xfer-limit/blob/master/README.md
- https://kb.isc.org/article/AA-01390/169/CVE-2016-6170
- https://bugzilla.redhat.com/show_bug.cgi?id=1353563