CVE-2021-25215
bind9: In BIND 9.0.0 -> 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 B...
CVE-2021-25215 is fixed in 36 products on 1 platform, first by bind9 1:9.11.3+dfsg-1ubuntu1.15, released April 27, 2021. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
7.5
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.1170
96th percentile
In BIND 9.0.0 -> 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 Supported Preview Edition,as well as release versions 9.17.0 -> 9.17.11 of the BIND 9.17 developmentbranch, when a vulnerable version of named receives a query for a recordtriggering the flaw described above, the named process will terminate dueto a failed assertion check. The vulnerability affects all currentlymaintained BIND 9 branches (9.11, 9.11-S, 9.16, 9.16-S, 9.17) as well asall other versions of BIND 9.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| bind · RHEL 8 | 32:9.11.26-4.el8_4 | RHSA-2021:1989 | May 18, 2021 |
| bind · ol 8 | 32:9.11.26-4.el8_4 | ELSA-2021-1989 | May 26, 2021 |
| bind-chroot · RHEL 8 | 32:9.11.26-4.el8_4 | RHSA-2021:1989 | May 18, 2021 |
| bind-chroot · ol 8 | 32:9.11.26-4.el8_4 | ELSA-2021-1989 | May 26, 2021 |
| bind-devel · RHEL 8 | 32:9.11.26-4.el8_4 | RHSA-2021:1989 | May 18, 2021 |
| bind-devel · ol 8 | 32:9.11.26-4.el8_4 | ELSA-2021-1989 | May 26, 2021 |
| bind-export-devel · RHEL 8 | 32:9.11.26-4.el8_4 | RHSA-2021:1989 | May 18, 2021 |
| bind-export-devel · ol 8 | 32:9.11.26-4.el8_4 | ELSA-2021-1989 | May 26, 2021 |
| bind-export-libs · RHEL 8 | 32:9.11.26-4.el8_4 | RHSA-2021:1989 | May 18, 2021 |
| bind-export-libs · ol 8 | 32:9.11.26-4.el8_4 | ELSA-2021-1989 | May 26, 2021 |
| bind-libs · RHEL 8 | 32:9.11.26-4.el8_4 | RHSA-2021:1989 | May 18, 2021 |
| bind-libs · ol 8 | 32:9.11.26-4.el8_4 | ELSA-2021-1989 | May 26, 2021 |
| bind-libs-lite · RHEL 8 | 32:9.11.26-4.el8_4 | RHSA-2021:1989 | May 18, 2021 |
| bind-libs-lite · ol 8 | 32:9.11.26-4.el8_4 | ELSA-2021-1989 | May 26, 2021 |
| bind-license · RHEL 8 | 32:9.11.26-4.el8_4 | RHSA-2021:1989 | May 18, 2021 |
| bind-license · ol 8 | 32:9.11.26-4.el8_4 | ELSA-2021-1989 | May 26, 2021 |
| bind-lite-devel · RHEL 8 | 32:9.11.26-4.el8_4 | RHSA-2021:1989 | May 18, 2021 |
| bind-lite-devel · ol 8 | 32:9.11.26-4.el8_4 | ELSA-2021-1989 | May 26, 2021 |
| bind-pkcs11 · RHEL 8 | 32:9.11.26-4.el8_4 | RHSA-2021:1989 | May 18, 2021 |
| bind-pkcs11 · ol 8 | 32:9.11.26-4.el8_4 | ELSA-2021-1989 | May 26, 2021 |
| bind-pkcs11-devel · RHEL 8 | 32:9.11.26-4.el8_4 | RHSA-2021:1989 | May 18, 2021 |
| bind-pkcs11-devel · ol 8 | 32:9.11.26-4.el8_4 | ELSA-2021-1989 | May 26, 2021 |
| bind-pkcs11-libs · RHEL 8 | 32:9.11.26-4.el8_4 | RHSA-2021:1989 | May 18, 2021 |
| bind-pkcs11-libs · ol 8 | 32:9.11.26-4.el8_4 | ELSA-2021-1989 | May 26, 2021 |
| bind-pkcs11-utils · RHEL 8 | 32:9.11.26-4.el8_4 | RHSA-2021:1989 | May 18, 2021 |
| bind-pkcs11-utils · ol 8 | 32:9.11.26-4.el8_4 | ELSA-2021-1989 | May 26, 2021 |
| bind-sdb · RHEL 8 | 32:9.11.26-4.el8_4 | RHSA-2021:1989 | May 18, 2021 |
| bind-sdb · ol 8 | 32:9.11.26-4.el8_4 | ELSA-2021-1989 | May 26, 2021 |
| bind-sdb-chroot · RHEL 8 | 32:9.11.26-4.el8_4 | RHSA-2021:1989 | May 18, 2021 |
| bind-sdb-chroot · ol 8 | 32:9.11.26-4.el8_4 | ELSA-2021-1989 | May 26, 2021 |
| bind-utils · RHEL 8 | 32:9.11.26-4.el8_4 | RHSA-2021:1989 | May 18, 2021 |
| bind-utils · ol 8 | 32:9.11.26-4.el8_4 | ELSA-2021-1989 | May 26, 2021 |
| bind9 · Ubuntu 18.04.6 LTS (bionic) | 1:9.11.3+dfsg-1ubuntu1.15 | bind9 1:9.11.3+dfsg-1ubuntu1.15 | Apr 27, 2021 |
| bind9 · Ubuntu 20.04 LTS (focal) | 1:9.16.1-0ubuntu2.8 | bind9 1:9.16.1-0ubuntu2.8 | Apr 27, 2021 |
| bind9 · Ubuntu 24.10 (oracular) | 1:9.16.8-1ubuntu3.1 | bind9 1:9.16.8-1ubuntu3.1 | Apr 28, 2021 |
| bind9 · Ubuntu 25.04 (plucky) | 1:9.16.8-1ubuntu3.1 | bind9 1:9.16.8-1ubuntu3.1 | Apr 28, 2021 |
| bind9-dnsutils · Ubuntu 20.04 LTS (focal) | 1:9.16.1-0ubuntu2.8 | bind9-dnsutils 1:9.16.1-0ubuntu2.8 | Apr 27, 2021 |
| bind9-dnsutils · Ubuntu 24.10 (oracular) | 1:9.16.8-1ubuntu3.1 | bind9-dnsutils 1:9.16.8-1ubuntu3.1 | Apr 28, 2021 |
| bind9-dnsutils · Ubuntu 25.04 (plucky) | 1:9.16.8-1ubuntu3.1 | bind9-dnsutils 1:9.16.8-1ubuntu3.1 | Apr 28, 2021 |
| bind9-host · Ubuntu 18.04.6 LTS (bionic) | 1:9.11.3+dfsg-1ubuntu1.15 | bind9-host 1:9.11.3+dfsg-1ubuntu1.15 | Apr 27, 2021 |
| bind9-host · Ubuntu 20.04 LTS (focal) | 1:9.16.1-0ubuntu2.8 | bind9-host 1:9.16.1-0ubuntu2.8 | Apr 27, 2021 |
| bind9-host · Ubuntu 24.10 (oracular) | 1:9.16.8-1ubuntu3.1 | bind9-host 1:9.16.8-1ubuntu3.1 | Apr 28, 2021 |
| bind9-host · Ubuntu 25.04 (plucky) | 1:9.16.8-1ubuntu3.1 | bind9-host 1:9.16.8-1ubuntu3.1 | Apr 28, 2021 |
| bind9-libs · Ubuntu 20.04 LTS (focal) | 1:9.16.1-0ubuntu2.8 | bind9-libs 1:9.16.1-0ubuntu2.8 | Apr 27, 2021 |
| bind9-libs · Ubuntu 24.10 (oracular) | 1:9.16.8-1ubuntu3.1 | bind9-libs 1:9.16.8-1ubuntu3.1 | Apr 28, 2021 |
| bind9-libs · Ubuntu 25.04 (plucky) | 1:9.16.8-1ubuntu3.1 | bind9-libs 1:9.16.8-1ubuntu3.1 | Apr 28, 2021 |
| bind9-utils · Ubuntu 20.04 LTS (focal) | 1:9.16.1-0ubuntu2.8 | bind9-utils 1:9.16.1-0ubuntu2.8 | Apr 27, 2021 |
| bind9-utils · Ubuntu 24.10 (oracular) | 1:9.16.8-1ubuntu3.1 | bind9-utils 1:9.16.8-1ubuntu3.1 | Apr 28, 2021 |
| bind9-utils · Ubuntu 25.04 (plucky) | 1:9.16.8-1ubuntu3.1 | bind9-utils 1:9.16.8-1ubuntu3.1 | Apr 28, 2021 |
| bind9utils · Ubuntu 18.04.6 LTS (bionic) | 1:9.11.3+dfsg-1ubuntu1.15 | bind9utils 1:9.11.3+dfsg-1ubuntu1.15 | Apr 27, 2021 |
| bind9utils · Ubuntu 20.04 LTS (focal) | 1:9.16.1-0ubuntu2.8 | bind9utils 1:9.16.1-0ubuntu2.8 | Apr 27, 2021 |
| bind9utils · Ubuntu 24.10 (oracular) | 1:9.16.8-1ubuntu3.1 | bind9utils 1:9.16.8-1ubuntu3.1 | Apr 28, 2021 |
| bind9utils · Ubuntu 25.04 (plucky) | 1:9.16.8-1ubuntu3.1 | bind9utils 1:9.16.8-1ubuntu3.1 | Apr 28, 2021 |
| dnsutils · Ubuntu 18.04.6 LTS (bionic) | 1:9.11.3+dfsg-1ubuntu1.15 | dnsutils 1:9.11.3+dfsg-1ubuntu1.15 | Apr 27, 2021 |
| dnsutils · Ubuntu 20.04 LTS (focal) | 1:9.16.1-0ubuntu2.8 | dnsutils 1:9.16.1-0ubuntu2.8 | Apr 27, 2021 |
| dnsutils · Ubuntu 24.10 (oracular) | 1:9.16.8-1ubuntu3.1 | dnsutils 1:9.16.8-1ubuntu3.1 | Apr 28, 2021 |
| dnsutils · Ubuntu 25.04 (plucky) | 1:9.16.8-1ubuntu3.1 | dnsutils 1:9.16.8-1ubuntu3.1 | Apr 28, 2021 |
| libbind9-160 · Ubuntu 18.04.6 LTS (bionic) | 1:9.11.3+dfsg-1ubuntu1.15 | libbind9-160 1:9.11.3+dfsg-1ubuntu1.15 | Apr 27, 2021 |
| libdns-export1100 · Ubuntu 18.04.6 LTS (bionic) | 1:9.11.3+dfsg-1ubuntu1.15 | libdns-export1100 1:9.11.3+dfsg-1ubuntu1.15 | Apr 27, 2021 |
| libdns1100 · Ubuntu 18.04.6 LTS (bionic) | 1:9.11.3+dfsg-1ubuntu1.15 | libdns1100 1:9.11.3+dfsg-1ubuntu1.15 | Apr 27, 2021 |
| libirs-export160 · Ubuntu 18.04.6 LTS (bionic) | 1:9.11.3+dfsg-1ubuntu1.15 | libirs-export160 1:9.11.3+dfsg-1ubuntu1.15 | Apr 27, 2021 |
| libirs160 · Ubuntu 18.04.6 LTS (bionic) | 1:9.11.3+dfsg-1ubuntu1.15 | libirs160 1:9.11.3+dfsg-1ubuntu1.15 | Apr 27, 2021 |
| libisc-export169 · Ubuntu 18.04.6 LTS (bionic) | 1:9.11.3+dfsg-1ubuntu1.15 | libisc-export169 1:9.11.3+dfsg-1ubuntu1.15 | Apr 27, 2021 |
| libisc169 · Ubuntu 18.04.6 LTS (bionic) | 1:9.11.3+dfsg-1ubuntu1.15 | libisc169 1:9.11.3+dfsg-1ubuntu1.15 | Apr 27, 2021 |
| libisccc-export160 · Ubuntu 18.04.6 LTS (bionic) | 1:9.11.3+dfsg-1ubuntu1.15 | libisccc-export160 1:9.11.3+dfsg-1ubuntu1.15 | Apr 27, 2021 |
| libisccc160 · Ubuntu 18.04.6 LTS (bionic) | 1:9.11.3+dfsg-1ubuntu1.15 | libisccc160 1:9.11.3+dfsg-1ubuntu1.15 | Apr 27, 2021 |
| libisccfg-export160 · Ubuntu 18.04.6 LTS (bionic) | 1:9.11.3+dfsg-1ubuntu1.15 | libisccfg-export160 1:9.11.3+dfsg-1ubuntu1.15 | Apr 27, 2021 |
| libisccfg160 · Ubuntu 18.04.6 LTS (bionic) | 1:9.11.3+dfsg-1ubuntu1.15 | libisccfg160 1:9.11.3+dfsg-1ubuntu1.15 | Apr 27, 2021 |
| liblwres160 · Ubuntu 18.04.6 LTS (bionic) | 1:9.11.3+dfsg-1ubuntu1.15 | liblwres160 1:9.11.3+dfsg-1ubuntu1.15 | Apr 27, 2021 |
| python3-bind · RHEL 8 | 32:9.11.26-4.el8_4 | RHSA-2021:1989 | May 18, 2021 |
| python3-bind · ol 8 | 32:9.11.26-4.el8_4 | ELSA-2021-1989 | May 26, 2021 |
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