CVE-2021-25214
CVE-2021-25214 · A broken inbound incremental zone update (IXFR) can cause named to terminate unexpectedly
This page contains facts from public vulnerability sources. Check the original advisory before updating.
In BIND 9.8.5 -> 9.8.8, 9.9.3 -> 9.11.29, 9.12.0 -> 9.16.13, and versions BIND 9.9.3-S1 -> 9.11.29-S1 and 9.16.8-S1 -> 9.16.13-S1 of BIND 9 Supported Preview Edition, as well as release versions 9.17.0 -> 9.17.11 of the BIND 9.17 development branch, when a vulnerable version of named receives a malformed IXFR triggering the flaw described above, the named process will terminate due to a failed assertion the next time the transferred secondary zone is refreshed.
CVSS 6.5 · Medium · EPSS 6.5% · Fix available
- Published
- Updated
Stack: system
Affected products and versions
bind9
- Versions
- Open Source Branch 9.8 9.8.5 through 9.8.8: Affected
- Open Source Branches 9.9 through 9.11 9.9.3 through versions before 9.11.30: Affected
- Open Source Branches 9.12 through 9.16 9.12.0 through versions before 9.16.14: Affected
- Supported Preview Branches 9.9-S through 9.11-S 9.9.3-S1 through versions before 9.11.30-S1: Affected
- Supported Preview Branch 9.16-S 9.16.8-S1 through versions before 9.16.14-S1: Affected
- Development Branch 9.17 9.17.0 through versiosn before 9.17.12: Affected
No fix published
bind9 Debian:12
- Affected ranges
- ECOSYSTEM: < 1:9.16.15-1
Update to 1:9.16.15-1
bind9 Debian:13
- Affected ranges
- ECOSYSTEM: < 1:9.16.15-1
Update to 1:9.16.15-1
bind9 Debian:14
- Affected ranges
- ECOSYSTEM: < 1:9.16.15-1
Update to 1:9.16.15-1
bind9 Ubuntu:Pro:14.04:LTS
- Versions
- 1:9.9.3.dfsg.P2-4ubuntu1
- 1:9.9.3.dfsg.P2-4ubuntu2
- 1:9.9.3.dfsg.P2-4ubuntu3
- 1:9.9.5.dfsg-2
- 1:9.9.5.dfsg-3
- 1:9.9.5.dfsg-3ubuntu0.1
- 1:9.9.5.dfsg-3ubuntu0.2
- 1:9.9.5.dfsg-3ubuntu0.3
- 1:9.9.5.dfsg-3ubuntu0.4
- 1:9.9.5.dfsg-3ubuntu0.5
- 1:9.9.5.dfsg-3ubuntu0.6
- 1:9.9.5.dfsg-3ubuntu0.7
- 1:9.9.5.dfsg-3ubuntu0.8
- 1:9.9.5.dfsg-3ubuntu0.9
- 1:9.9.5.dfsg-3ubuntu0.10
- 1:9.9.5.dfsg-3ubuntu0.11
- 1:9.9.5.dfsg-3ubuntu0.12
- 1:9.9.5.dfsg-3ubuntu0.13
- 1:9.9.5.dfsg-3ubuntu0.14
- 1:9.9.5.dfsg-3ubuntu0.15
- 1:9.9.5.dfsg-3ubuntu0.16
- 1:9.9.5.dfsg-3ubuntu0.17
- 1:9.9.5.dfsg-3ubuntu0.18
- 1:9.9.5.dfsg-3ubuntu0.19
- 1:9.9.5.dfsg-3ubuntu0.19+esm1
- 1:9.9.5.dfsg-3ubuntu0.19+esm2
- 1:9.9.5.dfsg-3ubuntu0.19+esm3
- 1:9.9.5.dfsg-3ubuntu0.19+esm4
- 1:9.9.5.dfsg-3ubuntu0.19+esm5
- 1:9.9.5.dfsg-3ubuntu0.19+esm6
- 1:9.9.5.dfsg-3ubuntu0.19+esm7
- 1:9.9.5.dfsg-3ubuntu0.19+esm9
- 1:9.9.5.dfsg-3ubuntu0.19+esm10
- 1:9.9.5.dfsg-3ubuntu0.19+esm11
- 1:9.9.5.dfsg-3ubuntu0.19+esm12
- Affected ranges
- ECOSYSTEM: < 1:9.9.5.dfsg-3ubuntu0.19+esm13
Update to 1:9.9.5.dfsg-3ubuntu0.19+esm13
bind9 Ubuntu:16.04:LTS
- Versions
- 1:9.9.5.dfsg-11ubuntu1
- 1:9.9.5.dfsg-12
- 1:9.9.5.dfsg-12.1
- 1:9.9.5.dfsg-12.1ubuntu1
- 1:9.10.3.dfsg.P2-4
- 1:9.10.3.dfsg.P2-5
- 1:9.10.3.dfsg.P4-3
- 1:9.10.3.dfsg.P4-4
- 1:9.10.3.dfsg.P4-5
- 1:9.10.3.dfsg.P4-8
- 1:9.10.3.dfsg.P4-8ubuntu1
- 1:9.10.3.dfsg.P4-8ubuntu1.1
- 1:9.10.3.dfsg.P4-8ubuntu1.2
- 1:9.10.3.dfsg.P4-8ubuntu1.3
- 1:9.10.3.dfsg.P4-8ubuntu1.4
- 1:9.10.3.dfsg.P4-8ubuntu1.5
- 1:9.10.3.dfsg.P4-8ubuntu1.6
- 1:9.10.3.dfsg.P4-8ubuntu1.7
- 1:9.10.3.dfsg.P4-8ubuntu1.8
- 1:9.10.3.dfsg.P4-8ubuntu1.9
- 1:9.10.3.dfsg.P4-8ubuntu1.10
- 1:9.10.3.dfsg.P4-8ubuntu1.11
- 1:9.10.3.dfsg.P4-8ubuntu1.12
- 1:9.10.3.dfsg.P4-8ubuntu1.14
- 1:9.10.3.dfsg.P4-8ubuntu1.15
- 1:9.10.3.dfsg.P4-8ubuntu1.16
- 1:9.10.3.dfsg.P4-8ubuntu1.17
- 1:9.10.3.dfsg.P4-8ubuntu1.18
- Affected ranges
- ECOSYSTEM: < 1:9.10.3.dfsg.P4-8ubuntu1.19
Update to 1:9.10.3.dfsg.P4-8ubuntu1.19
bind9 Ubuntu:18.04:LTS
- Versions
- 1:9.10.3.dfsg.P4-12.6ubuntu1
- 1:9.11.2.P1-1ubuntu2
- 1:9.11.2.P1-1ubuntu3
- 1:9.11.2.P1-1ubuntu4
- 1:9.11.2.P1-1ubuntu5
- 1:9.11.3+dfsg-1ubuntu1
- 1:9.11.3+dfsg-1ubuntu1.1
- 1:9.11.3+dfsg-1ubuntu1.2
- 1:9.11.3+dfsg-1ubuntu1.3
- 1:9.11.3+dfsg-1ubuntu1.5
- 1:9.11.3+dfsg-1ubuntu1.7
- 1:9.11.3+dfsg-1ubuntu1.8
- 1:9.11.3+dfsg-1ubuntu1.9
- 1:9.11.3+dfsg-1ubuntu1.10
- 1:9.11.3+dfsg-1ubuntu1.11
- 1:9.11.3+dfsg-1ubuntu1.12
- 1:9.11.3+dfsg-1ubuntu1.13
- 1:9.11.3+dfsg-1ubuntu1.14
- Affected ranges
- ECOSYSTEM: < 1:9.11.3+dfsg-1ubuntu1.15
Update to 1:9.11.3+dfsg-1ubuntu1.15
bind9 Ubuntu:20.04:LTS
- Versions
- 1:9.11.5.P4+dfsg-5.1ubuntu2
- 1:9.11.5.P4+dfsg-5.1ubuntu3
- 1:9.11.5.P4+dfsg-5.1ubuntu4
- 1:9.11.5.P4+dfsg-5.1ubuntu5
- 1:9.11.14+dfsg-1ubuntu1
- 1:9.11.14+dfsg-3ubuntu1
- 1:9.16.0-1ubuntu3
- 1:9.16.0-1ubuntu4
- 1:9.16.0-1ubuntu5
- 1:9.16.1-0ubuntu1
- 1:9.16.1-0ubuntu2
- 1:9.16.1-0ubuntu2.1
- 1:9.16.1-0ubuntu2.2
- 1:9.16.1-0ubuntu2.3
- 1:9.16.1-0ubuntu2.4
- 1:9.16.1-0ubuntu2.6
- 1:9.16.1-0ubuntu2.7
- Affected ranges
- ECOSYSTEM: < 1:9.16.1-0ubuntu2.8
Update to 1:9.16.1-0ubuntu2.8
Original sources
- https://kb.isc.org/v1/docs/cve-2021-25214
- http://www.openwall.com/lists/oss-security/2021/04/29/1
- http://www.openwall.com/lists/oss-security/2021/04/29/2
- http://www.openwall.com/lists/oss-security/2021/04/29/3
- http://www.openwall.com/lists/oss-security/2021/04/29/4
- https://www.debian.org/security/2021/dsa-4909
- https://lists.debian.org/debian-lts-announce/2021/05/msg00001.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VEC2XG4Q2ODTN2C4CGXEIXU3EUTBMK7L/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZDSRPCJQ7MZC6CENH5PO3VQOFI7VSWBE/
- https://security.netapp.com/advisory/ntap-20210521-0006/
- https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
- https://nvd.nist.gov/vuln/detail/CVE-2021-25214