USN-6791-1

Source
https://ubuntu.com/security/notices/USN-6791-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6791-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-6791-1
Related
Published
2024-05-28T11:34:52.897539Z
Modified
2024-05-28T11:34:52.897539Z
Summary
unbound vulnerability
Details

It was discovered that Unbound could take part in a denial of service amplification attack known as DNSBomb. This update introduces certain resource limits to make the impact from Unbound significantly lower.

References

Affected packages

Ubuntu:20.04:LTS / unbound

Package

Name
unbound
Purl
pkg:deb/ubuntu/unbound?arch=src?distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.9.4-2ubuntu1.6

Affected versions

1.*

1.9.0-2ubuntu1
1.9.0-2ubuntu2
1.9.4-2
1.9.4-2ubuntu1
1.9.4-2ubuntu1.1
1.9.4-2ubuntu1.2
1.9.4-2ubuntu1.3
1.9.4-2ubuntu1.4
1.9.4-2ubuntu1.5

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "1.9.4-2ubuntu1.6",
            "binary_name": "libunbound-dev"
        },
        {
            "binary_version": "1.9.4-2ubuntu1.6",
            "binary_name": "libunbound8"
        },
        {
            "binary_version": "1.9.4-2ubuntu1.6",
            "binary_name": "libunbound8-dbgsym"
        },
        {
            "binary_version": "1.9.4-2ubuntu1.6",
            "binary_name": "python-unbound"
        },
        {
            "binary_version": "1.9.4-2ubuntu1.6",
            "binary_name": "python-unbound-dbgsym"
        },
        {
            "binary_version": "1.9.4-2ubuntu1.6",
            "binary_name": "python3-unbound"
        },
        {
            "binary_version": "1.9.4-2ubuntu1.6",
            "binary_name": "python3-unbound-dbgsym"
        },
        {
            "binary_version": "1.9.4-2ubuntu1.6",
            "binary_name": "unbound"
        },
        {
            "binary_version": "1.9.4-2ubuntu1.6",
            "binary_name": "unbound-anchor"
        },
        {
            "binary_version": "1.9.4-2ubuntu1.6",
            "binary_name": "unbound-anchor-dbgsym"
        },
        {
            "binary_version": "1.9.4-2ubuntu1.6",
            "binary_name": "unbound-dbgsym"
        },
        {
            "binary_version": "1.9.4-2ubuntu1.6",
            "binary_name": "unbound-host"
        },
        {
            "binary_version": "1.9.4-2ubuntu1.6",
            "binary_name": "unbound-host-dbgsym"
        }
    ]
}

Ubuntu:22.04:LTS / unbound

Package

Name
unbound
Purl
pkg:deb/ubuntu/unbound?arch=src?distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.13.1-1ubuntu5.5

Affected versions

1.*

1.13.1-1ubuntu1
1.13.1-1ubuntu3
1.13.1-1ubuntu5
1.13.1-1ubuntu5.1
1.13.1-1ubuntu5.2
1.13.1-1ubuntu5.3
1.13.1-1ubuntu5.4

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "1.13.1-1ubuntu5.5",
            "binary_name": "libunbound-dev"
        },
        {
            "binary_version": "1.13.1-1ubuntu5.5",
            "binary_name": "libunbound8"
        },
        {
            "binary_version": "1.13.1-1ubuntu5.5",
            "binary_name": "libunbound8-dbgsym"
        },
        {
            "binary_version": "1.13.1-1ubuntu5.5",
            "binary_name": "python3-unbound"
        },
        {
            "binary_version": "1.13.1-1ubuntu5.5",
            "binary_name": "python3-unbound-dbgsym"
        },
        {
            "binary_version": "1.13.1-1ubuntu5.5",
            "binary_name": "unbound"
        },
        {
            "binary_version": "1.13.1-1ubuntu5.5",
            "binary_name": "unbound-anchor"
        },
        {
            "binary_version": "1.13.1-1ubuntu5.5",
            "binary_name": "unbound-anchor-dbgsym"
        },
        {
            "binary_version": "1.13.1-1ubuntu5.5",
            "binary_name": "unbound-dbgsym"
        },
        {
            "binary_version": "1.13.1-1ubuntu5.5",
            "binary_name": "unbound-host"
        },
        {
            "binary_version": "1.13.1-1ubuntu5.5",
            "binary_name": "unbound-host-dbgsym"
        }
    ]
}

Ubuntu:23.10 / unbound

Package

Name
unbound
Purl
pkg:deb/ubuntu/unbound?arch=src?distro=mantic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.17.1-2ubuntu0.2

Affected versions

1.*

1.17.1-1
1.17.1-2
1.17.1-2ubuntu0.1

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "1.17.1-2ubuntu0.2",
            "binary_name": "libunbound-dev"
        },
        {
            "binary_version": "1.17.1-2ubuntu0.2",
            "binary_name": "libunbound8"
        },
        {
            "binary_version": "1.17.1-2ubuntu0.2",
            "binary_name": "libunbound8-dbgsym"
        },
        {
            "binary_version": "1.17.1-2ubuntu0.2",
            "binary_name": "python3-unbound"
        },
        {
            "binary_version": "1.17.1-2ubuntu0.2",
            "binary_name": "python3-unbound-dbgsym"
        },
        {
            "binary_version": "1.17.1-2ubuntu0.2",
            "binary_name": "unbound"
        },
        {
            "binary_version": "1.17.1-2ubuntu0.2",
            "binary_name": "unbound-anchor"
        },
        {
            "binary_version": "1.17.1-2ubuntu0.2",
            "binary_name": "unbound-anchor-dbgsym"
        },
        {
            "binary_version": "1.17.1-2ubuntu0.2",
            "binary_name": "unbound-dbgsym"
        },
        {
            "binary_version": "1.17.1-2ubuntu0.2",
            "binary_name": "unbound-host"
        },
        {
            "binary_version": "1.17.1-2ubuntu0.2",
            "binary_name": "unbound-host-dbgsym"
        }
    ]
}

Ubuntu:24.04:LTS / unbound

Package

Name
unbound
Purl
pkg:deb/ubuntu/unbound?arch=src?distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.19.2-1ubuntu3.1

Affected versions

1.*

1.17.1-2
1.18.0-2ubuntu1
1.18.0-2ubuntu2
1.19.1-1ubuntu1
1.19.2-1ubuntu1
1.19.2-1ubuntu3

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "1.19.2-1ubuntu3.1",
            "binary_name": "libunbound-dev"
        },
        {
            "binary_version": "1.19.2-1ubuntu3.1",
            "binary_name": "libunbound8"
        },
        {
            "binary_version": "1.19.2-1ubuntu3.1",
            "binary_name": "libunbound8-dbgsym"
        },
        {
            "binary_version": "1.19.2-1ubuntu3.1",
            "binary_name": "python3-unbound"
        },
        {
            "binary_version": "1.19.2-1ubuntu3.1",
            "binary_name": "python3-unbound-dbgsym"
        },
        {
            "binary_version": "1.19.2-1ubuntu3.1",
            "binary_name": "unbound"
        },
        {
            "binary_version": "1.19.2-1ubuntu3.1",
            "binary_name": "unbound-anchor"
        },
        {
            "binary_version": "1.19.2-1ubuntu3.1",
            "binary_name": "unbound-anchor-dbgsym"
        },
        {
            "binary_version": "1.19.2-1ubuntu3.1",
            "binary_name": "unbound-dbgsym"
        },
        {
            "binary_version": "1.19.2-1ubuntu3.1",
            "binary_name": "unbound-host"
        },
        {
            "binary_version": "1.19.2-1ubuntu3.1",
            "binary_name": "unbound-host-dbgsym"
        }
    ]
}