UBUNTU-CVE-2022-2906

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Source
https://ubuntu.com/security/CVE-2022-2906
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-2906.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2022-2906
Upstream
Downstream
Related
Published
2022-09-21T00:00:00Z
Modified
2025-07-18T16:48:55Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

An attacker can leverage this flaw to gradually erode available memory to the point where named crashes for lack of resources. Upon restart the attacker would have to begin again, but nevertheless there is the potential to deny service.

References

Affected packages

Ubuntu:22.04:LTS / bind9

Package

Name
bind9
Purl
pkg:deb/ubuntu/bind9@1:9.18.1-1ubuntu1.2?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:9.18.1-1ubuntu1.2

Affected versions

1:9.*

1:9.16.15-1ubuntu1
1:9.16.15-1ubuntu2
1:9.16.15-1ubuntu3
1:9.18.0-2ubuntu1
1:9.18.0-2ubuntu2
1:9.18.0-2ubuntu3
1:9.18.1-1ubuntu1
1:9.18.1-1ubuntu1.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1:9.18.1-1ubuntu1.2",
            "binary_name": "bind9"
        },
        {
            "binary_version": "1:9.18.1-1ubuntu1.2",
            "binary_name": "bind9-dbgsym"
        },
        {
            "binary_version": "1:9.18.1-1ubuntu1.2",
            "binary_name": "bind9-dev"
        },
        {
            "binary_version": "1:9.18.1-1ubuntu1.2",
            "binary_name": "bind9-dnsutils"
        },
        {
            "binary_version": "1:9.18.1-1ubuntu1.2",
            "binary_name": "bind9-dnsutils-dbgsym"
        },
        {
            "binary_version": "1:9.18.1-1ubuntu1.2",
            "binary_name": "bind9-doc"
        },
        {
            "binary_version": "1:9.18.1-1ubuntu1.2",
            "binary_name": "bind9-host"
        },
        {
            "binary_version": "1:9.18.1-1ubuntu1.2",
            "binary_name": "bind9-host-dbgsym"
        },
        {
            "binary_version": "1:9.18.1-1ubuntu1.2",
            "binary_name": "bind9-libs"
        },
        {
            "binary_version": "1:9.18.1-1ubuntu1.2",
            "binary_name": "bind9-libs-dbgsym"
        },
        {
            "binary_version": "1:9.18.1-1ubuntu1.2",
            "binary_name": "bind9-utils"
        },
        {
            "binary_version": "1:9.18.1-1ubuntu1.2",
            "binary_name": "bind9-utils-dbgsym"
        },
        {
            "binary_version": "1:9.18.1-1ubuntu1.2",
            "binary_name": "bind9utils"
        },
        {
            "binary_version": "1:9.18.1-1ubuntu1.2",
            "binary_name": "dnsutils"
        }
    ],
    "availability": "No subscription required"
}