UBUNTU-CVE-2022-2929

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Source
https://ubuntu.com/security/CVE-2022-2929
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-2929.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2022-2929
Upstream
Downstream
Related
Published
2022-10-05T00:00:00Z
Modified
2025-09-08T16:49:38Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

In ISC DHCP 1.0 -> 4.4.3, ISC DHCP 4.1-ESV-R1 -> 4.1-ESV-R16-P1 a system with access to a DHCP server, sending DHCP packets crafted to include fqdn labels longer than 63 bytes, could eventually cause the server to run out of memory.

References

Affected packages

Ubuntu:Pro:14.04:LTS / isc-dhcp

Package

Name
isc-dhcp
Purl
pkg:deb/ubuntu/isc-dhcp@4.2.4-7ubuntu12.13+esm2?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.2.4-7ubuntu12.13+esm2

Affected versions

4.*

4.2.4-7ubuntu8
4.2.4-7ubuntu9
4.2.4-7ubuntu10
4.2.4-7ubuntu11
4.2.4-7ubuntu12
4.2.4-7ubuntu12.1
4.2.4-7ubuntu12.2
4.2.4-7ubuntu12.3
4.2.4-7ubuntu12.4
4.2.4-7ubuntu12.5
4.2.4-7ubuntu12.6
4.2.4-7ubuntu12.7
4.2.4-7ubuntu12.8
4.2.4-7ubuntu12.9
4.2.4-7ubuntu12.10
4.2.4-7ubuntu12.12
4.2.4-7ubuntu12.13
4.2.4-7ubuntu12.13+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "isc-dhcp-client",
            "binary_version": "4.2.4-7ubuntu12.13+esm2"
        },
        {
            "binary_name": "isc-dhcp-client-noddns",
            "binary_version": "4.2.4-7ubuntu12.13+esm2"
        },
        {
            "binary_name": "isc-dhcp-common",
            "binary_version": "4.2.4-7ubuntu12.13+esm2"
        },
        {
            "binary_name": "isc-dhcp-dev",
            "binary_version": "4.2.4-7ubuntu12.13+esm2"
        },
        {
            "binary_name": "isc-dhcp-relay",
            "binary_version": "4.2.4-7ubuntu12.13+esm2"
        },
        {
            "binary_name": "isc-dhcp-server",
            "binary_version": "4.2.4-7ubuntu12.13+esm2"
        },
        {
            "binary_name": "isc-dhcp-server-ldap",
            "binary_version": "4.2.4-7ubuntu12.13+esm2"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Ubuntu:Pro:16.04:LTS / isc-dhcp

Package

Name
isc-dhcp
Purl
pkg:deb/ubuntu/isc-dhcp@4.3.3-5ubuntu12.10+esm2?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.3.3-5ubuntu12.10+esm2

Affected versions

4.*

4.3.1-5ubuntu3
4.3.1-5ubuntu4
4.3.1-5ubuntu5
4.3.3-5ubuntu1
4.3.3-5ubuntu2
4.3.3-5ubuntu4
4.3.3-5ubuntu5
4.3.3-5ubuntu7
4.3.3-5ubuntu8
4.3.3-5ubuntu9
4.3.3-5ubuntu10
4.3.3-5ubuntu11
4.3.3-5ubuntu12
4.3.3-5ubuntu12.1
4.3.3-5ubuntu12.3
4.3.3-5ubuntu12.4
4.3.3-5ubuntu12.6
4.3.3-5ubuntu12.7
4.3.3-5ubuntu12.9
4.3.3-5ubuntu12.10
4.3.3-5ubuntu12.10+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "isc-dhcp-client",
            "binary_version": "4.3.3-5ubuntu12.10+esm2"
        },
        {
            "binary_name": "isc-dhcp-client-ddns",
            "binary_version": "4.3.3-5ubuntu12.10+esm2"
        },
        {
            "binary_name": "isc-dhcp-common",
            "binary_version": "4.3.3-5ubuntu12.10+esm2"
        },
        {
            "binary_name": "isc-dhcp-dev",
            "binary_version": "4.3.3-5ubuntu12.10+esm2"
        },
        {
            "binary_name": "isc-dhcp-relay",
            "binary_version": "4.3.3-5ubuntu12.10+esm2"
        },
        {
            "binary_name": "isc-dhcp-server",
            "binary_version": "4.3.3-5ubuntu12.10+esm2"
        },
        {
            "binary_name": "isc-dhcp-server-ldap",
            "binary_version": "4.3.3-5ubuntu12.10+esm2"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Ubuntu:18.04:LTS / isc-dhcp

Package

Name
isc-dhcp
Purl
pkg:deb/ubuntu/isc-dhcp@4.3.5-3ubuntu7.4?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.3.5-3ubuntu7.4

Affected versions

4.*

4.3.5-3ubuntu2
4.3.5-3ubuntu3
4.3.5-3ubuntu4
4.3.5-3ubuntu5
4.3.5-3ubuntu6
4.3.5-3ubuntu7
4.3.5-3ubuntu7.1
4.3.5-3ubuntu7.2
4.3.5-3ubuntu7.3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "isc-dhcp-client",
            "binary_version": "4.3.5-3ubuntu7.4"
        },
        {
            "binary_name": "isc-dhcp-client-ddns",
            "binary_version": "4.3.5-3ubuntu7.4"
        },
        {
            "binary_name": "isc-dhcp-common",
            "binary_version": "4.3.5-3ubuntu7.4"
        },
        {
            "binary_name": "isc-dhcp-dev",
            "binary_version": "4.3.5-3ubuntu7.4"
        },
        {
            "binary_name": "isc-dhcp-relay",
            "binary_version": "4.3.5-3ubuntu7.4"
        },
        {
            "binary_name": "isc-dhcp-server",
            "binary_version": "4.3.5-3ubuntu7.4"
        },
        {
            "binary_name": "isc-dhcp-server-ldap",
            "binary_version": "4.3.5-3ubuntu7.4"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:20.04:LTS / isc-dhcp

Package

Name
isc-dhcp
Purl
pkg:deb/ubuntu/isc-dhcp@4.4.1-2.1ubuntu5.20.04.4?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.4.1-2.1ubuntu5.20.04.4

Affected versions

4.*

4.4.1-2ubuntu5
4.4.1-2ubuntu6
4.4.1-2.1ubuntu1
4.4.1-2.1ubuntu2
4.4.1-2.1ubuntu3
4.4.1-2.1ubuntu4
4.4.1-2.1ubuntu5
4.4.1-2.1ubuntu5.20.04.1
4.4.1-2.1ubuntu5.20.04.2
4.4.1-2.1ubuntu5.20.04.3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "isc-dhcp-client",
            "binary_version": "4.4.1-2.1ubuntu5.20.04.4"
        },
        {
            "binary_name": "isc-dhcp-client-ddns",
            "binary_version": "4.4.1-2.1ubuntu5.20.04.4"
        },
        {
            "binary_name": "isc-dhcp-common",
            "binary_version": "4.4.1-2.1ubuntu5.20.04.4"
        },
        {
            "binary_name": "isc-dhcp-dev",
            "binary_version": "4.4.1-2.1ubuntu5.20.04.4"
        },
        {
            "binary_name": "isc-dhcp-relay",
            "binary_version": "4.4.1-2.1ubuntu5.20.04.4"
        },
        {
            "binary_name": "isc-dhcp-server",
            "binary_version": "4.4.1-2.1ubuntu5.20.04.4"
        },
        {
            "binary_name": "isc-dhcp-server-ldap",
            "binary_version": "4.4.1-2.1ubuntu5.20.04.4"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:22.04:LTS / isc-dhcp

Package

Name
isc-dhcp
Purl
pkg:deb/ubuntu/isc-dhcp@4.4.1-2.3ubuntu2.3?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.4.1-2.3ubuntu2.3

Affected versions

4.*

4.4.1-2.3ubuntu1
4.4.1-2.3ubuntu2
4.4.1-2.3ubuntu2.1
4.4.1-2.3ubuntu2.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "isc-dhcp-client",
            "binary_version": "4.4.1-2.3ubuntu2.3"
        },
        {
            "binary_name": "isc-dhcp-client-ddns",
            "binary_version": "4.4.1-2.3ubuntu2.3"
        },
        {
            "binary_name": "isc-dhcp-common",
            "binary_version": "4.4.1-2.3ubuntu2.3"
        },
        {
            "binary_name": "isc-dhcp-dev",
            "binary_version": "4.4.1-2.3ubuntu2.3"
        },
        {
            "binary_name": "isc-dhcp-relay",
            "binary_version": "4.4.1-2.3ubuntu2.3"
        },
        {
            "binary_name": "isc-dhcp-server",
            "binary_version": "4.4.1-2.3ubuntu2.3"
        },
        {
            "binary_name": "isc-dhcp-server-ldap",
            "binary_version": "4.4.1-2.3ubuntu2.3"
        }
    ],
    "availability": "No subscription required"
}