USN-5332-2

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/notices/USN-5332-2
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5332-2.json
JSON Data
https://api.osv.dev/v1/vulns/USN-5332-2
Upstream
Related
Published
2022-03-17T13:49:34.561806Z
Modified
2025-10-13T04:35:49Z
Summary
bind9 vulnerability
Details

USN-5332-1 fixed a vulnerability in Bind. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory details:

Xiang Li, Baojun Liu, Chaoyi Lu, and Changgen Zou discovered that Bind incorrectly handled certain bogus NS records when using forwarders. A remote attacker could possibly use this issue to manipulate cache results. (CVE-2021-25220)

References

Affected packages

Ubuntu:Pro:14.04:LTS / bind9

Package

Name
bind9
Purl
pkg:deb/ubuntu/bind9@1:9.9.5.dfsg-3ubuntu0.19+esm6?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:9.9.5.dfsg-3ubuntu0.19+esm6

Affected versions

1:9.*

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

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "bind9",
            "binary_version": "1:9.9.5.dfsg-3ubuntu0.19+esm6"
        },
        {
            "binary_name": "bind9-host",
            "binary_version": "1:9.9.5.dfsg-3ubuntu0.19+esm6"
        },
        {
            "binary_name": "bind9utils",
            "binary_version": "1:9.9.5.dfsg-3ubuntu0.19+esm6"
        },
        {
            "binary_name": "dnsutils",
            "binary_version": "1:9.9.5.dfsg-3ubuntu0.19+esm6"
        },
        {
            "binary_name": "host",
            "binary_version": "1:9.9.5.dfsg-3ubuntu0.19+esm6"
        },
        {
            "binary_name": "libbind-dev",
            "binary_version": "1:9.9.5.dfsg-3ubuntu0.19+esm6"
        },
        {
            "binary_name": "libbind9-90",
            "binary_version": "1:9.9.5.dfsg-3ubuntu0.19+esm6"
        },
        {
            "binary_name": "libdns100",
            "binary_version": "1:9.9.5.dfsg-3ubuntu0.19+esm6"
        },
        {
            "binary_name": "libisc95",
            "binary_version": "1:9.9.5.dfsg-3ubuntu0.19+esm6"
        },
        {
            "binary_name": "libisccc90",
            "binary_version": "1:9.9.5.dfsg-3ubuntu0.19+esm6"
        },
        {
            "binary_name": "libisccfg90",
            "binary_version": "1:9.9.5.dfsg-3ubuntu0.19+esm6"
        },
        {
            "binary_name": "liblwres90",
            "binary_version": "1:9.9.5.dfsg-3ubuntu0.19+esm6"
        },
        {
            "binary_name": "lwresd",
            "binary_version": "1:9.9.5.dfsg-3ubuntu0.19+esm6"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:14.04:LTS",
    "cves": [
        {
            "id": "CVE-2021-25220",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:Pro:16.04:LTS / bind9

Package

Name
bind9
Purl
pkg:deb/ubuntu/bind9@1:9.10.3.dfsg.P4-8ubuntu1.19+esm2?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:9.10.3.dfsg.P4-8ubuntu1.19+esm2

Affected versions

1:9.*

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
1:9.10.3.dfsg.P4-8ubuntu1.19
1:9.10.3.dfsg.P4-8ubuntu1.19+esm1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "bind9",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "bind9-host",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "bind9utils",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "dnsutils",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "host",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "libbind-dev",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "libbind-export-dev",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "libbind9-140",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "libdns-export162",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "libdns162",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "libirs-export141",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "libirs141",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "libisc-export160",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "libisc160",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "libisccc-export140",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "libisccc140",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "libisccfg-export140",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "libisccfg140",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "liblwres141",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        },
        {
            "binary_name": "lwresd",
            "binary_version": "1:9.10.3.dfsg.P4-8ubuntu1.19+esm2"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:16.04:LTS",
    "cves": [
        {
            "id": "CVE-2021-25220",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:N"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}