USN-7943-1

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Source
https://ubuntu.com/security/notices/USN-7943-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7943-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-7943-1
Upstream
Related
Published
2026-01-07T09:18:49.290377Z
Modified
2026-01-14T01:32:03.111784Z
Summary
libcaca vulnerability
Details

Han Zheng discovered that libcaca incorrectly handled certain images. An attacker could possibly use this issue to cause libcaca to crash.

References

Affected packages

Ubuntu:22.04:LTS

libcaca

Package

Name
libcaca
Purl
pkg:deb/ubuntu/libcaca@0.99.beta19-2.2ubuntu4.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.99.beta19-2.2ubuntu4.1

Affected versions

0.*

0.99.beta19-2.2ubuntu2
0.99.beta19-2.2ubuntu3
0.99.beta19-2.2ubuntu4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "caca-utils",
            "binary_version": "0.99.beta19-2.2ubuntu4.1"
        },
        {
            "binary_name": "libcaca-dev",
            "binary_version": "0.99.beta19-2.2ubuntu4.1"
        },
        {
            "binary_name": "libcaca0",
            "binary_version": "0.99.beta19-2.2ubuntu4.1"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7943-1.json"

cves_map

{
    "ecosystem": "Ubuntu:22.04:LTS",
    "cves": [
        {
            "id": "CVE-2022-0856",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ]
}

Ubuntu:24.04:LTS

libcaca

Package

Name
libcaca
Purl
pkg:deb/ubuntu/libcaca@0.99.beta20-4ubuntu0.1?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.99.beta20-4ubuntu0.1

Affected versions

0.*

0.99.beta20-3build1
0.99.beta20-4
0.99.beta20-4build1
0.99.beta20-4build2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "caca-utils",
            "binary_version": "0.99.beta20-4ubuntu0.1"
        },
        {
            "binary_name": "libcaca-dev",
            "binary_version": "0.99.beta20-4ubuntu0.1"
        },
        {
            "binary_name": "libcaca0",
            "binary_version": "0.99.beta20-4ubuntu0.1"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7943-1.json"

cves_map

{
    "ecosystem": "Ubuntu:24.04:LTS",
    "cves": [
        {
            "id": "CVE-2022-0856",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ]
}

Ubuntu:25.04

libcaca

Package

Name
libcaca
Purl
pkg:deb/ubuntu/libcaca@0.99.beta20-5ubuntu0.25.04.1?arch=source&distro=plucky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.99.beta20-5ubuntu0.25.04.1

Affected versions

0.*

0.99.beta20-5

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "caca-utils",
            "binary_version": "0.99.beta20-5ubuntu0.25.04.1"
        },
        {
            "binary_name": "libcaca-dev",
            "binary_version": "0.99.beta20-5ubuntu0.25.04.1"
        },
        {
            "binary_name": "libcaca0",
            "binary_version": "0.99.beta20-5ubuntu0.25.04.1"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7943-1.json"

cves_map

{
    "ecosystem": "Ubuntu:25.04",
    "cves": [
        {
            "id": "CVE-2022-0856",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ]
}

Ubuntu:25.10

libcaca

Package

Name
libcaca
Purl
pkg:deb/ubuntu/libcaca@0.99.beta20-5ubuntu0.25.10.1?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.99.beta20-5ubuntu0.25.10.1

Affected versions

0.*

0.99.beta20-5

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "caca-utils",
            "binary_version": "0.99.beta20-5ubuntu0.25.10.1"
        },
        {
            "binary_name": "libcaca-dev",
            "binary_version": "0.99.beta20-5ubuntu0.25.10.1"
        },
        {
            "binary_name": "libcaca0",
            "binary_version": "0.99.beta20-5ubuntu0.25.10.1"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7943-1.json"

cves_map

{
    "ecosystem": "Ubuntu:25.10",
    "cves": [
        {
            "id": "CVE-2022-0856",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ]
}

Ubuntu:Pro:14.04:LTS

libcaca

Package

Name
libcaca
Purl
pkg:deb/ubuntu/libcaca@0.99.beta18-1ubuntu5.1+esm3?arch=source&distro=esm-infra-legacy/trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.99.beta18-1ubuntu5.1+esm3

Affected versions

0.*

0.99.beta18-1ubuntu2
0.99.beta18-1ubuntu3
0.99.beta18-1ubuntu4
0.99.beta18-1ubuntu5
0.99.beta18-1ubuntu5.1
0.99.beta18-1ubuntu5.1+esm1
0.99.beta18-1ubuntu5.1+esm2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "caca-utils",
            "binary_version": "0.99.beta18-1ubuntu5.1+esm3"
        },
        {
            "binary_name": "libcaca-dev",
            "binary_version": "0.99.beta18-1ubuntu5.1+esm3"
        },
        {
            "binary_name": "libcaca0",
            "binary_version": "0.99.beta18-1ubuntu5.1+esm3"
        }
    ],
    "availability": "Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7943-1.json"

cves_map

{
    "ecosystem": "Ubuntu:Pro:14.04:LTS",
    "cves": [
        {
            "id": "CVE-2022-0856",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ]
}

Ubuntu:Pro:16.04:LTS

libcaca

Package

Name
libcaca
Purl
pkg:deb/ubuntu/libcaca@0.99.beta19-2ubuntu0.16.04.2+esm2?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.99.beta19-2ubuntu0.16.04.2+esm2

Affected versions

0.*

0.99.beta19-2build2~gcc5.1
0.99.beta19-2build2~gcc5.2
0.99.beta19-2ubuntu0.16.04.1
0.99.beta19-2ubuntu0.16.04.2
0.99.beta19-2ubuntu0.16.04.2+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "caca-utils",
            "binary_version": "0.99.beta19-2ubuntu0.16.04.2+esm2"
        },
        {
            "binary_name": "libcaca-dev",
            "binary_version": "0.99.beta19-2ubuntu0.16.04.2+esm2"
        },
        {
            "binary_name": "libcaca0",
            "binary_version": "0.99.beta19-2ubuntu0.16.04.2+esm2"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7943-1.json"

cves_map

{
    "ecosystem": "Ubuntu:Pro:16.04:LTS",
    "cves": [
        {
            "id": "CVE-2022-0856",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ]
}

Ubuntu:Pro:18.04:LTS

libcaca

Package

Name
libcaca
Purl
pkg:deb/ubuntu/libcaca@0.99.beta19-2ubuntu0.18.04.3+esm1?arch=source&distro=esm-infra/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.99.beta19-2ubuntu0.18.04.3+esm1

Affected versions

0.*

0.99.beta19-2build2~gcc5.2
0.99.beta19-2build2~gcc5.3
0.99.beta19-2ubuntu0.18.04.1
0.99.beta19-2ubuntu0.18.04.2
0.99.beta19-2ubuntu0.18.04.3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "caca-utils",
            "binary_version": "0.99.beta19-2ubuntu0.18.04.3+esm1"
        },
        {
            "binary_name": "libcaca-dev",
            "binary_version": "0.99.beta19-2ubuntu0.18.04.3+esm1"
        },
        {
            "binary_name": "libcaca0",
            "binary_version": "0.99.beta19-2ubuntu0.18.04.3+esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7943-1.json"

cves_map

{
    "ecosystem": "Ubuntu:Pro:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2022-0856",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ]
}

Ubuntu:Pro:20.04:LTS

libcaca

Package

Name
libcaca
Purl
pkg:deb/ubuntu/libcaca@0.99.beta19-2.1ubuntu1.20.04.2+esm1?arch=source&distro=esm-infra/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.99.beta19-2.1ubuntu1.20.04.2+esm1

Affected versions

0.*

0.99.beta19-2.1
0.99.beta19-2.1ubuntu1
0.99.beta19-2.1ubuntu1.20.04.1
0.99.beta19-2.1ubuntu1.20.04.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "caca-utils",
            "binary_version": "0.99.beta19-2.1ubuntu1.20.04.2+esm1"
        },
        {
            "binary_name": "libcaca-dev",
            "binary_version": "0.99.beta19-2.1ubuntu1.20.04.2+esm1"
        },
        {
            "binary_name": "libcaca0",
            "binary_version": "0.99.beta19-2.1ubuntu1.20.04.2+esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7943-1.json"

cves_map

{
    "ecosystem": "Ubuntu:Pro:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2022-0856",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ]
}