USN-5996-1

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Source
https://ubuntu.com/security/notices/USN-5996-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5996-1.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-5996-1
Upstream
Related
Published
2023-04-04T10:51:32.543468Z
Modified
2025-10-13T04:36:20Z
Summary
liblouis vulnerabilities
Details

It was discovered that Liblouis incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service. (CVE-2023-26767, CVE-2023-26768, CVE-2023-26769)

References

Affected packages

Ubuntu:Pro:16.04:LTS / liblouis

Package

Name
liblouis
Purl
pkg:deb/ubuntu/liblouis@2.6.4-2ubuntu0.4+esm1?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.6.4-2ubuntu0.4+esm1

Affected versions

2.*

2.6.2-2
2.6.4-2
2.6.4-2ubuntu0.1
2.6.4-2ubuntu0.2
2.6.4-2ubuntu0.3
2.6.4-2ubuntu0.4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.6.4-2ubuntu0.4+esm1",
            "binary_name": "liblouis-bin"
        },
        {
            "binary_version": "2.6.4-2ubuntu0.4+esm1",
            "binary_name": "liblouis-data"
        },
        {
            "binary_version": "2.6.4-2ubuntu0.4+esm1",
            "binary_name": "liblouis-dev"
        },
        {
            "binary_version": "2.6.4-2ubuntu0.4+esm1",
            "binary_name": "liblouis9"
        },
        {
            "binary_version": "2.6.4-2ubuntu0.4+esm1",
            "binary_name": "python-louis"
        },
        {
            "binary_version": "2.6.4-2ubuntu0.4+esm1",
            "binary_name": "python3-louis"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:16.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-26767",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2023-26768",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2023-26769",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:18.04:LTS / liblouis

Package

Name
liblouis
Purl
pkg:deb/ubuntu/liblouis@3.5.0-1ubuntu0.5?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.5.0-1ubuntu0.5

Affected versions

3.*

3.0.0-3ubuntu1
3.3.0-1
3.4.1-1
3.5.0-1
3.5.0-1ubuntu0.1
3.5.0-1ubuntu0.2
3.5.0-1ubuntu0.3
3.5.0-1ubuntu0.4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.5.0-1ubuntu0.5",
            "binary_name": "liblouis-bin"
        },
        {
            "binary_version": "3.5.0-1ubuntu0.5",
            "binary_name": "liblouis-data"
        },
        {
            "binary_version": "3.5.0-1ubuntu0.5",
            "binary_name": "liblouis-dev"
        },
        {
            "binary_version": "3.5.0-1ubuntu0.5",
            "binary_name": "liblouis14"
        },
        {
            "binary_version": "3.5.0-1ubuntu0.5",
            "binary_name": "python-louis"
        },
        {
            "binary_version": "3.5.0-1ubuntu0.5",
            "binary_name": "python3-louis"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-26767",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2023-26768",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2023-26769",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:20.04:LTS / liblouis

Package

Name
liblouis
Purl
pkg:deb/ubuntu/liblouis@3.12.0-3ubuntu0.2?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.12.0-3ubuntu0.2

Affected versions

3.*

3.10.0-1
3.11.0-2
3.11.0-3
3.12.0-2
3.12.0-3
3.12.0-3ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.12.0-3ubuntu0.2",
            "binary_name": "liblouis-bin"
        },
        {
            "binary_version": "3.12.0-3ubuntu0.2",
            "binary_name": "liblouis-data"
        },
        {
            "binary_version": "3.12.0-3ubuntu0.2",
            "binary_name": "liblouis-dev"
        },
        {
            "binary_version": "3.12.0-3ubuntu0.2",
            "binary_name": "liblouis20"
        },
        {
            "binary_version": "3.12.0-3ubuntu0.2",
            "binary_name": "python3-louis"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-26767",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2023-26768",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2023-26769",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}

Ubuntu:22.04:LTS / liblouis

Package

Name
liblouis
Purl
pkg:deb/ubuntu/liblouis@3.20.0-2ubuntu0.2?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.20.0-2ubuntu0.2

Affected versions

3.*

3.18.0-1
3.18.0-1build1
3.19.0-2
3.20.0-2
3.20.0-2ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "3.20.0-2ubuntu0.2",
            "binary_name": "liblouis-bin"
        },
        {
            "binary_version": "3.20.0-2ubuntu0.2",
            "binary_name": "liblouis-data"
        },
        {
            "binary_version": "3.20.0-2ubuntu0.2",
            "binary_name": "liblouis-dev"
        },
        {
            "binary_version": "3.20.0-2ubuntu0.2",
            "binary_name": "liblouis20"
        },
        {
            "binary_version": "3.20.0-2ubuntu0.2",
            "binary_name": "python3-louis"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:22.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-26767",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2023-26768",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "id": "CVE-2023-26769",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}