Description
ISC BIND 9.x before 9.9.9-P2, 9.10.x before 9.10.4-P2, and 9.11.x before 9.11.0b2, when lwresd or the named lwres option is enabled, allows remote attackers to cause a denial of service (daemon crash) via a long request that uses the lightweight resolver protocol.
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 | 1:9.10.3.dfsg.P4-11 | — |
| Debian 13 | bind9 | 1:9.10.3.dfsg.P4-11 | — |
| Debian 12 | bind9 | 1:9.10.3.dfsg.P4-11 | — |
| Debian 8 | bind9 | 1:9.9.5.dfsg-9+deb8u7 | DSA-3680-1 |
| Debian 7 | bind9 | 1:9.8.4.dfsg.P1-6+nmu2+deb7u11 | DLA-645-1 |
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 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | bind +13 | 32:9.9.4-50.el7 | RHBA-2017:1767 |
| RHEL 6 | bind +5 | 32:9.8.2-0.62.rc1.el6 | RHBA-2017:0651 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7.3 EUS | bind +13 | 32:9.9.4-50.el7_3.2 | RHSA-2017:2533 |
| RHEL 7.2 EUS | bind +13 | 32:9.9.4-29.el7_2.7 | RHSA-2017:2533 |
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 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | bind | 9.16.20-1.4 | openSUSE-SU-2024:10650-1 |
Advisories 11
- USN-5747-1 bind9 vulnerabilities Ubuntu Security Notices (USN) · Jun 29, 2026
- RHSA-2017:2533 Red Hat Security Advisory: bind security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHBA-2017:1767 Red Hat Bug Fix Advisory: bind bug fix update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- RHBA-2017:0651 Red Hat Bug Fix Advisory: bind bug fix update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DLA-645-1 bind9 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3680-1 bind9 - security update Debian Security (DSA / DLA) · Mar 9, 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
- openSUSE-SU-2024:10650-1 bind-9.16.20-1.4 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2022-2192 Internet Systems Consortium BIND: Schwachstelle ermöglicht Denial of Service BSI CERT-Bund (WID) · May 29, 2025
References
- FEDORA-2016-53f0c65f40 vendor-advisory
- https://kb.isc.org/article/AA-01438
- RHBA-2017:1767 vendor-advisory
- FEDORA-2016-3fba74e7f5 vendor-advisory
- 92037 vdb-entry
- GLSA-201610-07 vendor-advisory
- https://kb.isc.org/article/AA-01435
- RHBA-2017:0651 vendor-advisory
- FEDORA-2016-2941b3264e vendor-advisory
- https://kb.isc.org/article/AA-01393/74/CVE-2016-2775
- 1036360 vdb-entry
- FEDORA-2016-007efacd1c vendor-advisory
- RHSA-2017:2533 vendor-advisory
- https://kb.isc.org/article/AA-01436
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05321107
- https://security.netapp.com/advisory/ntap-20160722-0002/