CVE catalog

CVE-2021-25215

bind9: CVE-2021-25215

Severity: High · CVSS 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published: Apr 28, 2021, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 11.79% · Oct 25, 2026

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 development branch, when a vulnerable version of named receives a query for a record triggering the flaw described above, the named process will terminate due to a failed assertion check. The vulnerability affects all currently maintained BIND 9 branches (9.11, 9.11-S, 9.16, 9.16-S, 9.17) as well as all other versions of BIND 9.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	bind9	sid	`1:9.20.30-1`	fixed
Debian	bind9	forky	`1:9.20.30-1`	fixed
Debian	bind9	trixie	`1:9.20.26-1~deb13u1`	fixed
Debian	bind9	trixie-security	`1:9.20.30-1~deb13u1`	fixed
Debian	bind9	bookworm	`1:9.18.49-1~deb12u1`	fixed
Debian	bind9	bookworm-security	`1:9.18.49-1~deb12u3`	fixed
Alpine	bind	3.10	`9.16.15-r0`	fixed
Alpine	bind	3.11	`9.16.15-r0`	fixed
Alpine	bind	3.12	`9.16.15-r0`	fixed
Alpine	bind	3.13	`9.16.15-r0`	fixed
Alpine	bind	3.14	`9.16.15-r0`	fixed
Alpine	bind	3.15	`9.16.15-r0`	fixed
Alpine	bind	3.16	`9.16.15-r0`	fixed
Alpine	bind	3.17	`9.16.15-r0`	fixed
Alpine	bind	3.18	`9.16.15-r0`	fixed
Alpine	bind	3.19	`9.16.15-r0`	fixed
Alpine	bind	3.20	`9.16.15-r0`	fixed
Alpine	bind	3.21	`9.16.15-r0`	fixed
Alpine	bind	3.22	`9.16.15-r0`	fixed
Alpine	bind	3.23	`9.16.15-r0`	fixed
Alpine	bind	3.24	`9.16.15-r0`	fixed
Ubuntu	bind9	pro	`1:9.9.3.dfsg.P2-4ubuntu1`	vulnerable
Ubuntu	bind9	pro	`1:9.9.3.dfsg.P2-4ubuntu2`	vulnerable
Ubuntu	bind9	pro	`1:9.9.3.dfsg.P2-4ubuntu3`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-2`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.1`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.2`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.3`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.4`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.5`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.6`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.7`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.8`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.9`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.10`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.11`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.12`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.13`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.14`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.15`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.16`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.17`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.18`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.19`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.19+esm1`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.19+esm2`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.19+esm3`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.19+esm4`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.19+esm5`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.19+esm6`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.19+esm7`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.19+esm9`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.19+esm10`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.19+esm11`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.19+esm12`	vulnerable
Ubuntu	bind9	pro	`1:9.9.5.dfsg-3ubuntu0.19+esm13`	fixed
Ubuntu	bind9	16.04	`1:9.9.5.dfsg-11ubuntu1`	vulnerable
Ubuntu	bind9	16.04	`1:9.9.5.dfsg-12`	vulnerable
Ubuntu	bind9	16.04	`1:9.9.5.dfsg-12.1`	vulnerable
Ubuntu	bind9	16.04	`1:9.9.5.dfsg-12.1ubuntu1`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P2-4`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P2-5`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-3`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-4`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-5`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.1`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.2`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.3`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.4`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.5`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.6`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.7`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.8`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.9`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.10`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.11`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.12`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.14`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.15`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.16`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.17`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.18`	vulnerable
Ubuntu	bind9	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.19`	fixed
Ubuntu	bind9	18.04	`1:9.10.3.dfsg.P4-12.6ubuntu1`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.2.P1-1ubuntu2`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.2.P1-1ubuntu3`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.2.P1-1ubuntu4`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.2.P1-1ubuntu5`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.3+dfsg-1ubuntu1`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.3+dfsg-1ubuntu1.1`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.3+dfsg-1ubuntu1.2`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.3+dfsg-1ubuntu1.3`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.3+dfsg-1ubuntu1.5`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.3+dfsg-1ubuntu1.7`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.3+dfsg-1ubuntu1.8`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.3+dfsg-1ubuntu1.9`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.3+dfsg-1ubuntu1.10`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.3+dfsg-1ubuntu1.11`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.3+dfsg-1ubuntu1.12`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.3+dfsg-1ubuntu1.13`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.3+dfsg-1ubuntu1.14`	vulnerable
Ubuntu	bind9	18.04	`1:9.11.3+dfsg-1ubuntu1.15`	fixed
Ubuntu	bind9	20.04	`1:9.11.5.P4+dfsg-5.1ubuntu2`	vulnerable
Ubuntu	bind9	20.04	`1:9.11.5.P4+dfsg-5.1ubuntu3`	vulnerable
Ubuntu	bind9	20.04	`1:9.11.5.P4+dfsg-5.1ubuntu4`	vulnerable
Ubuntu	bind9	20.04	`1:9.11.5.P4+dfsg-5.1ubuntu5`	vulnerable
Ubuntu	bind9	20.04	`1:9.11.14+dfsg-1ubuntu1`	vulnerable
Ubuntu	bind9	20.04	`1:9.11.14+dfsg-3ubuntu1`	vulnerable
Ubuntu	bind9	20.04	`1:9.16.0-1ubuntu3`	vulnerable
Ubuntu	bind9	20.04	`1:9.16.0-1ubuntu4`	vulnerable
Ubuntu	bind9	20.04	`1:9.16.0-1ubuntu5`	vulnerable
Ubuntu	bind9	20.04	`1:9.16.1-0ubuntu1`	vulnerable
Ubuntu	bind9	20.04	`1:9.16.1-0ubuntu2`	vulnerable
Ubuntu	bind9	20.04	`1:9.16.1-0ubuntu2.1`	vulnerable
Ubuntu	bind9	20.04	`1:9.16.1-0ubuntu2.2`	vulnerable
Ubuntu	bind9	20.04	`1:9.16.1-0ubuntu2.3`	vulnerable
Ubuntu	bind9	20.04	`1:9.16.1-0ubuntu2.4`	vulnerable
Ubuntu	bind9	20.04	`1:9.16.1-0ubuntu2.6`	vulnerable
Ubuntu	bind9	20.04	`1:9.16.1-0ubuntu2.7`	vulnerable
Ubuntu	bind9	20.04	`1:9.16.1-0ubuntu2.8`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	bind9	source	sid	`1:9.16.15-1`	not yet assigned	Not reported	[987742]
Debian	bind9	source	forky	`1:9.16.15-1`	not yet assigned	Not reported	[987742]
Debian	bind9	source	trixie	`1:9.16.15-1`	not yet assigned	Not reported	[987742]
Debian	bind9	source	bookworm	`1:9.16.15-1`	not yet assigned	Not reported	[987742]
Alpine	bind	apk	3.10	`9.16.15-r0`	Not reported	ALPINE-CVE-2021-25215	Not reported
Alpine	bind	apk	3.11	`9.16.15-r0`	Not reported	ALPINE-CVE-2021-25215	Not reported
Alpine	bind	apk	3.12	`9.16.15-r0`	Not reported	ALPINE-CVE-2021-25215	Not reported
Alpine	bind	apk	3.13	`9.16.15-r0`	Not reported	ALPINE-CVE-2021-25215	Not reported
Alpine	bind	apk	3.14	`9.16.15-r0`	Not reported	ALPINE-CVE-2021-25215	Not reported
Alpine	bind	apk	3.15	`9.16.15-r0`	Not reported	ALPINE-CVE-2021-25215	Not reported
Alpine	bind	apk	3.16	`9.16.15-r0`	Not reported	ALPINE-CVE-2021-25215	Not reported
Alpine	bind	apk	3.17	`9.16.15-r0`	Not reported	ALPINE-CVE-2021-25215	Not reported
Alpine	bind	apk	3.18	`9.16.15-r0`	Not reported	ALPINE-CVE-2021-25215	Not reported
Alpine	bind	apk	3.19	`9.16.15-r0`	Not reported	ALPINE-CVE-2021-25215	Not reported
Alpine	bind	apk	3.20	`9.16.15-r0`	Not reported	ALPINE-CVE-2021-25215	Not reported
Alpine	bind	apk	3.21	`9.16.15-r0`	Not reported	ALPINE-CVE-2021-25215	Not reported
Alpine	bind	apk	3.22	`9.16.15-r0`	Not reported	ALPINE-CVE-2021-25215	Not reported
Alpine	bind	apk	3.23	`9.16.15-r0`	Not reported	ALPINE-CVE-2021-25215	Not reported
Alpine	bind	apk	3.24	`9.16.15-r0`	Not reported	ALPINE-CVE-2021-25215	Not reported
Ubuntu	bind9	deb	pro	`1:9.9.5.dfsg-3ubuntu0.19+esm13`	Not reported	UBUNTU-CVE-2021-25215	Not reported
Ubuntu	bind9	deb	16.04	`1:9.10.3.dfsg.P4-8ubuntu1.19`	Not reported	UBUNTU-CVE-2021-25215	Not reported
Ubuntu	bind9	deb	18.04	`1:9.11.3+dfsg-1ubuntu1.15`	Not reported	UBUNTU-CVE-2021-25215	Not reported
Ubuntu	bind9	deb	20.04	`1:9.16.1-0ubuntu2.8`	Not reported	UBUNTU-CVE-2021-25215	Not reported

[Debian bug #987742]

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[bind9]Unknown
Details (6)
- 1:9.18.49-1~deb12u1 · amd64 · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u1 · arm64 · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.20.23-1~deb13u1~bpo12+1 · amd64 · bookworm-backports
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.20.23-1~deb13u1~bpo12+1 · arm64 · bookworm-backports
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · amd64 · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · arm64 · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
[bind9-dev]Unknown
Source package: [bind9]
Details (6)
- 1:9.18.49-1~deb12u1 · amd64 · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u1 · arm64 · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.20.23-1~deb13u1~bpo12+1 · amd64 · bookworm-backports
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.20.23-1~deb13u1~bpo12+1 · arm64 · bookworm-backports
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · amd64 · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · arm64 · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
[bind9-dnsutils]Unknown
Source package: [bind9]
Details (6)
- 1:9.18.49-1~deb12u1 · amd64 · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u1 · arm64 · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.20.23-1~deb13u1~bpo12+1 · amd64 · bookworm-backports
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.20.23-1~deb13u1~bpo12+1 · arm64 · bookworm-backports
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · amd64 · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · arm64 · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
[bind9-doc]Unknown
Source package: [bind9]
Details (6)
- 1:9.18.49-1~deb12u1 · all · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u1 · all · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.20.23-1~deb13u1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.20.23-1~deb13u1~bpo12+1 · all · bookworm-backports
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · all · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · all · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
[bind9-host]Unknown
Source package: [bind9]
Details (6)
- 1:9.18.49-1~deb12u1 · amd64 · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u1 · arm64 · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.20.23-1~deb13u1~bpo12+1 · amd64 · bookworm-backports
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.20.23-1~deb13u1~bpo12+1 · arm64 · bookworm-backports
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · amd64 · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · arm64 · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
[bind9-libs]Unknown
Source package: [bind9]
Details (6)
- 1:9.18.49-1~deb12u1 · amd64 · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u1 · arm64 · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.20.23-1~deb13u1~bpo12+1 · amd64 · bookworm-backports
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.20.23-1~deb13u1~bpo12+1 · arm64 · bookworm-backports
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · amd64 · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · arm64 · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
[bind9-utils]Unknown
Source package: [bind9]
Details (6)
- 1:9.18.49-1~deb12u1 · amd64 · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u1 · arm64 · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.20.23-1~deb13u1~bpo12+1 · amd64 · bookworm-backports
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.20.23-1~deb13u1~bpo12+1 · arm64 · bookworm-backports
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · amd64 · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · arm64 · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
[bind9utils]Unknown
Source package: [bind9]
Details (4)
- 1:9.18.49-1~deb12u1 · all · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u1 · all · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · all · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · all · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
[dnsutils]Unknown
Source package: [bind9]
Details (4)
- 1:9.18.49-1~deb12u1 · all · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u1 · all · bookworm
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · all · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12
- 1:9.18.49-1~deb12u2 · all · bookworm-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · bookworm; dsa · bind9 · debian · 12

[Debian 13 (Trixie)]

[bind9]Unknown
Details (6)
- 1:9.20.23-1~deb13u1 · amd64 · trixie
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.23-1~deb13u1 · arm64 · trixie
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.26-1~deb13u1 · amd64 · trixie-security · Historical version
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.26-1~deb13u1 · arm64 · trixie-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.29-1~deb13u1 · amd64 · trixie-security · Historical version
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.30-1~deb13u1 · amd64 · trixie-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
[bind9-dev]Unknown
Source package: [bind9]
Details (6)
- 1:9.20.23-1~deb13u1 · amd64 · trixie
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.23-1~deb13u1 · arm64 · trixie
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.26-1~deb13u1 · amd64 · trixie-security · Historical version
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.26-1~deb13u1 · arm64 · trixie-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.29-1~deb13u1 · amd64 · trixie-security · Historical version
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.30-1~deb13u1 · amd64 · trixie-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
[bind9-dnsutils]Unknown
Source package: [bind9]
Details (6)
- 1:9.20.23-1~deb13u1 · amd64 · trixie
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.23-1~deb13u1 · arm64 · trixie
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.26-1~deb13u1 · amd64 · trixie-security · Historical version
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.26-1~deb13u1 · arm64 · trixie-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.29-1~deb13u1 · amd64 · trixie-security · Historical version
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.30-1~deb13u1 · amd64 · trixie-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
[bind9-doc]Unknown
Source package: [bind9]
Details (6)
- 1:9.20.23-1~deb13u1 · all · trixie
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.23-1~deb13u1 · all · trixie
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.26-1~deb13u1 · all · trixie-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.26-1~deb13u1 · all · trixie-security · Historical version
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.29-1~deb13u1 · all · trixie-security · Historical version
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.30-1~deb13u1 · all · trixie-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
[bind9-host]Unknown
Source package: [bind9]
Details (6)
- 1:9.20.23-1~deb13u1 · amd64 · trixie
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.23-1~deb13u1 · arm64 · trixie
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.26-1~deb13u1 · amd64 · trixie-security · Historical version
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.26-1~deb13u1 · arm64 · trixie-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.29-1~deb13u1 · amd64 · trixie-security · Historical version
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.30-1~deb13u1 · amd64 · trixie-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
[bind9-libs]Unknown
Source package: [bind9]
Details (6)
- 1:9.20.23-1~deb13u1 · amd64 · trixie
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.23-1~deb13u1 · arm64 · trixie
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.26-1~deb13u1 · amd64 · trixie-security · Historical version
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.26-1~deb13u1 · arm64 · trixie-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.29-1~deb13u1 · amd64 · trixie-security · Historical version
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.30-1~deb13u1 · amd64 · trixie-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
[bind9-utils]Unknown
Source package: [bind9]
Details (6)
- 1:9.20.23-1~deb13u1 · amd64 · trixie
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.23-1~deb13u1 · arm64 · trixie
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.26-1~deb13u1 · amd64 · trixie-security · Historical version
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.26-1~deb13u1 · arm64 · trixie-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.29-1~deb13u1 · amd64 · trixie-security · Historical version
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13
- 1:9.20.30-1~deb13u1 · amd64 · trixie-security
  Fixed · Fixed: 1:9.16.15-1
  dsa · bind9 · debian · 13

Observed: Oct 23, 2026, 5:55:06 PM UTC

References

[CERT-Bund public advisories] · [CISA cybersecurity advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]