USN-5906-1

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Source
https://ubuntu.com/security/notices/USN-5906-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5906-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-5906-1
Upstream
Related
Published
2023-03-02T12:38:26.881948Z
Modified
2025-09-08T16:37:39Z
Summary
postgresql-12, postgresql-14 vulnerability
Details

Jacob Champion discovered that the PostgreSQL client incorrectly handled Kerberos authentication. If a user or automated system were tricked into connecting to a malicious server, a remote attacker could possibly use this issue to obtain sensitive information.

References

Affected packages

Ubuntu:20.04:LTS / postgresql-12

Package

Name
postgresql-12
Purl
pkg:deb/ubuntu/postgresql-12@12.14-0ubuntu0.20.04.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
12.14-0ubuntu0.20.04.1

Affected versions

12.*

12.0-1
12.1-1
12.1-2build1
12.2-1
12.2-1ubuntu2
12.2-4
12.4-0ubuntu0.20.04.1
12.5-0ubuntu0.20.04.1
12.6-0ubuntu0.20.04.1
12.7-0ubuntu0.20.04.1
12.8-0ubuntu0.20.04.1
12.9-0ubuntu0.20.04.1
12.10-0ubuntu0.20.04.1
12.11-0ubuntu0.20.04.1
12.12-0ubuntu0.20.04.1
12.13-0ubuntu0.20.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "12.14-0ubuntu0.20.04.1",
            "binary_name": "libecpg-compat3"
        },
        {
            "binary_version": "12.14-0ubuntu0.20.04.1",
            "binary_name": "libecpg-dev"
        },
        {
            "binary_version": "12.14-0ubuntu0.20.04.1",
            "binary_name": "libecpg6"
        },
        {
            "binary_version": "12.14-0ubuntu0.20.04.1",
            "binary_name": "libpgtypes3"
        },
        {
            "binary_version": "12.14-0ubuntu0.20.04.1",
            "binary_name": "libpq-dev"
        },
        {
            "binary_version": "12.14-0ubuntu0.20.04.1",
            "binary_name": "libpq5"
        },
        {
            "binary_version": "12.14-0ubuntu0.20.04.1",
            "binary_name": "postgresql-12"
        },
        {
            "binary_version": "12.14-0ubuntu0.20.04.1",
            "binary_name": "postgresql-client-12"
        },
        {
            "binary_version": "12.14-0ubuntu0.20.04.1",
            "binary_name": "postgresql-doc-12"
        },
        {
            "binary_version": "12.14-0ubuntu0.20.04.1",
            "binary_name": "postgresql-plperl-12"
        },
        {
            "binary_version": "12.14-0ubuntu0.20.04.1",
            "binary_name": "postgresql-plpython3-12"
        },
        {
            "binary_version": "12.14-0ubuntu0.20.04.1",
            "binary_name": "postgresql-pltcl-12"
        },
        {
            "binary_version": "12.14-0ubuntu0.20.04.1",
            "binary_name": "postgresql-server-dev-12"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:22.04:LTS / postgresql-14

Package

Name
postgresql-14
Purl
pkg:deb/ubuntu/postgresql-14@14.7-0ubuntu0.22.04.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
14.7-0ubuntu0.22.04.1

Affected versions

14.*

14.1-1ubuntu1
14.2-1
14.2-1ubuntu1
14.3-0ubuntu0.22.04.1
14.4-0ubuntu0.22.04.1
14.5-0ubuntu0.22.04.1
14.6-0ubuntu0.22.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "14.7-0ubuntu0.22.04.1",
            "binary_name": "libecpg-compat3"
        },
        {
            "binary_version": "14.7-0ubuntu0.22.04.1",
            "binary_name": "libecpg-dev"
        },
        {
            "binary_version": "14.7-0ubuntu0.22.04.1",
            "binary_name": "libecpg6"
        },
        {
            "binary_version": "14.7-0ubuntu0.22.04.1",
            "binary_name": "libpgtypes3"
        },
        {
            "binary_version": "14.7-0ubuntu0.22.04.1",
            "binary_name": "libpq-dev"
        },
        {
            "binary_version": "14.7-0ubuntu0.22.04.1",
            "binary_name": "libpq5"
        },
        {
            "binary_version": "14.7-0ubuntu0.22.04.1",
            "binary_name": "postgresql-14"
        },
        {
            "binary_version": "14.7-0ubuntu0.22.04.1",
            "binary_name": "postgresql-client-14"
        },
        {
            "binary_version": "14.7-0ubuntu0.22.04.1",
            "binary_name": "postgresql-doc-14"
        },
        {
            "binary_version": "14.7-0ubuntu0.22.04.1",
            "binary_name": "postgresql-plperl-14"
        },
        {
            "binary_version": "14.7-0ubuntu0.22.04.1",
            "binary_name": "postgresql-plpython3-14"
        },
        {
            "binary_version": "14.7-0ubuntu0.22.04.1",
            "binary_name": "postgresql-pltcl-14"
        },
        {
            "binary_version": "14.7-0ubuntu0.22.04.1",
            "binary_name": "postgresql-server-dev-14"
        }
    ],
    "availability": "No subscription required"
}