UBUNTU-CVE-2025-50951

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Source
https://ubuntu.com/security/CVE-2025-50951
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-50951.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-50951
Upstream
Published
2025-10-23T16:16:00Z
Modified
2026-04-22T16:04:32.816365Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

FontForge v20230101 was discovered to contain a memory leak via the utf7toutf8_copy function at /fontforge/sfd.c.

References

Affected packages

Ubuntu:20.04:LTS
fontforge

Package

Name
fontforge
Purl
pkg:deb/ubuntu/fontforge@1:20190801~dfsg-4ubuntu0.1?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

Other
1:20170731~dfsg-1build1
1:20170731~dfsg-2
1:20190801~dfsg-2
1:20190801~dfsg-2ubuntu1
1:20190801~dfsg-4
1:20190801~dfsg-4ubuntu0.*
1:20190801~dfsg-4ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "fontforge",
            "binary_version": "1:20190801~dfsg-4ubuntu0.1"
        },
        {
            "binary_name": "fontforge-common",
            "binary_version": "1:20190801~dfsg-4ubuntu0.1"
        },
        {
            "binary_name": "fontforge-extras",
            "binary_version": "1:20190801~dfsg-4ubuntu0.1"
        },
        {
            "binary_name": "fontforge-nox",
            "binary_version": "1:20190801~dfsg-4ubuntu0.1"
        },
        {
            "binary_name": "libfontforge3",
            "binary_version": "1:20190801~dfsg-4ubuntu0.1"
        },
        {
            "binary_name": "libgdraw6",
            "binary_version": "1:20190801~dfsg-4ubuntu0.1"
        },
        {
            "binary_name": "python3-fontforge",
            "binary_version": "1:20190801~dfsg-4ubuntu0.1"
        }
    ],
    "priority_reason": "Small memory leak issue"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-50951.json"
Ubuntu:22.04:LTS
fontforge

Package

Name
fontforge
Purl
pkg:deb/ubuntu/fontforge@1:20201107~dfsg-4+deb11u1build0.22.04.1?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

Other
1:20201107~dfsg-4
1:20201107~dfsg-4build1
1:20201107~dfsg-4+deb11u1build0.*
1:20201107~dfsg-4+deb11u1build0.22.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "fontforge",
            "binary_version": "1:20201107~dfsg-4+deb11u1build0.22.04.1"
        },
        {
            "binary_name": "fontforge-common",
            "binary_version": "1:20201107~dfsg-4+deb11u1build0.22.04.1"
        },
        {
            "binary_name": "fontforge-extras",
            "binary_version": "1:20201107~dfsg-4+deb11u1build0.22.04.1"
        },
        {
            "binary_name": "fontforge-nox",
            "binary_version": "1:20201107~dfsg-4+deb11u1build0.22.04.1"
        },
        {
            "binary_name": "libfontforge4",
            "binary_version": "1:20201107~dfsg-4+deb11u1build0.22.04.1"
        },
        {
            "binary_name": "python3-fontforge",
            "binary_version": "1:20201107~dfsg-4+deb11u1build0.22.04.1"
        }
    ],
    "priority_reason": "Small memory leak issue"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-50951.json"
Ubuntu:24.04:LTS
fontforge

Package

Name
fontforge
Purl
pkg:deb/ubuntu/fontforge@1:20230101~dfsg-1.1build1?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

Other
1:20230101~dfsg-1build1
1:20230101~dfsg-1build2
1:20230101~dfsg-1.*
1:20230101~dfsg-1.1
1:20230101~dfsg-1.1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "fontforge",
            "binary_version": "1:20230101~dfsg-1.1build1"
        },
        {
            "binary_name": "fontforge-common",
            "binary_version": "1:20230101~dfsg-1.1build1"
        },
        {
            "binary_name": "fontforge-extras",
            "binary_version": "1:20230101~dfsg-1.1build1"
        },
        {
            "binary_name": "fontforge-nox",
            "binary_version": "1:20230101~dfsg-1.1build1"
        },
        {
            "binary_name": "libfontforge4",
            "binary_version": "1:20230101~dfsg-1.1build1"
        },
        {
            "binary_name": "python3-fontforge",
            "binary_version": "1:20230101~dfsg-1.1build1"
        }
    ],
    "priority_reason": "Small memory leak issue"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-50951.json"
Ubuntu:25.10
fontforge

Package

Name
fontforge
Purl
pkg:deb/ubuntu/fontforge@1:20230101~dfsg-8?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

Other
1:20230101~dfsg-4build1
1:20230101~dfsg-4build2
1:20230101~dfsg-7
1:20230101~dfsg-8

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "fontforge",
            "binary_version": "1:20230101~dfsg-8"
        },
        {
            "binary_name": "fontforge-common",
            "binary_version": "1:20230101~dfsg-8"
        },
        {
            "binary_name": "fontforge-extras",
            "binary_version": "1:20230101~dfsg-8"
        },
        {
            "binary_name": "fontforge-nox",
            "binary_version": "1:20230101~dfsg-8"
        },
        {
            "binary_name": "libfontforge4",
            "binary_version": "1:20230101~dfsg-8"
        },
        {
            "binary_name": "python3-fontforge",
            "binary_version": "1:20230101~dfsg-8"
        }
    ],
    "priority_reason": "Small memory leak issue"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-50951.json"
Ubuntu:Pro:16.04:LTS
fontforge

Package

Name
fontforge
Purl
pkg:deb/ubuntu/fontforge@20120731.b-7.1ubuntu0.1+esm1?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

20120731.*
20120731.b-5
20120731.b-5ubuntu1
20120731.b-7.1
20120731.b-7.1ubuntu0.1
20120731.b-7.1ubuntu0.1+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "fontforge",
            "binary_version": "20120731.b-7.1ubuntu0.1+esm1"
        },
        {
            "binary_name": "fontforge-common",
            "binary_version": "20120731.b-7.1ubuntu0.1+esm1"
        },
        {
            "binary_name": "fontforge-nox",
            "binary_version": "20120731.b-7.1ubuntu0.1+esm1"
        },
        {
            "binary_name": "libfontforge1",
            "binary_version": "20120731.b-7.1ubuntu0.1+esm1"
        },
        {
            "binary_name": "libgdraw4",
            "binary_version": "20120731.b-7.1ubuntu0.1+esm1"
        },
        {
            "binary_name": "python-fontforge",
            "binary_version": "20120731.b-7.1ubuntu0.1+esm1"
        }
    ],
    "priority_reason": "Small memory leak issue"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-50951.json"
Ubuntu:Pro:18.04:LTS
fontforge

Package

Name
fontforge
Purl
pkg:deb/ubuntu/fontforge@1:20170731~dfsg-1ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

Other
1:20161005~dfsg-4+deb9u1ubuntu1
1:20170731~dfsg-1
1:20170731~dfsg-1ubuntu0.*
1:20170731~dfsg-1ubuntu0.1~esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "fontforge",
            "binary_version": "1:20170731~dfsg-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "fontforge-common",
            "binary_version": "1:20170731~dfsg-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "fontforge-nox",
            "binary_version": "1:20170731~dfsg-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "libfontforge2",
            "binary_version": "1:20170731~dfsg-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "libgdraw5",
            "binary_version": "1:20170731~dfsg-1ubuntu0.1~esm1"
        },
        {
            "binary_name": "python-fontforge",
            "binary_version": "1:20170731~dfsg-1ubuntu0.1~esm1"
        }
    ],
    "priority_reason": "Small memory leak issue"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-50951.json"