UBUNTU-CVE-2026-34085

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Source
https://ubuntu.com/security/CVE-2026-34085
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-34085.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-34085
Upstream
Withdrawn
2026-04-02T17:31:27Z
Published
2026-03-26T00:00:00Z
Modified
2026-04-02T21:22:33Z
Severity
  • 5.9 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L CVSS Calculator
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

(fontconfig before 2.17.1 has an off-by-one error in allocation during ...)

References

Affected packages

Ubuntu:14.04:LTS
fontconfig

Package

Name
fontconfig
Purl
pkg:deb/ubuntu/fontconfig@2.11.0-0ubuntu4.2?arch=source&distro=trusty

Affected ranges

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

Affected versions

2.*
2.10.93-0ubuntu1
2.11.0-0ubuntu1
2.11.0-0ubuntu2
2.11.0-0ubuntu3
2.11.0-0ubuntu4
2.11.0-0ubuntu4.1
2.11.0-0ubuntu4.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "fontconfig",
            "binary_version": "2.11.0-0ubuntu4.2"
        },
        {
            "binary_name": "fontconfig-config",
            "binary_version": "2.11.0-0ubuntu4.2"
        },
        {
            "binary_name": "libfontconfig1",
            "binary_version": "2.11.0-0ubuntu4.2"
        },
        {
            "binary_name": "libfontconfig1-dev",
            "binary_version": "2.11.0-0ubuntu4.2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-34085.json"
Ubuntu:16.04:LTS
fontconfig

Package

Name
fontconfig
Purl
pkg:deb/ubuntu/fontconfig@2.11.94-0ubuntu1.1?arch=source&distro=xenial

Affected ranges

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

Affected versions

2.*
2.11.1-0ubuntu6
2.11.1-0ubuntu7
2.11.1-0ubuntu8
2.11.1-0ubuntu9
2.11.94-0ubuntu1
2.11.94-0ubuntu1.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "fontconfig",
            "binary_version": "2.11.94-0ubuntu1.1"
        },
        {
            "binary_name": "fontconfig-config",
            "binary_version": "2.11.94-0ubuntu1.1"
        },
        {
            "binary_name": "libfontconfig1",
            "binary_version": "2.11.94-0ubuntu1.1"
        },
        {
            "binary_name": "libfontconfig1-dev",
            "binary_version": "2.11.94-0ubuntu1.1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-34085.json"
Ubuntu:18.04:LTS
fontconfig

Package

Name
fontconfig
Purl
pkg:deb/ubuntu/fontconfig@2.12.6-0ubuntu2?arch=source&distro=bionic

Affected ranges

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

Affected versions

2.*
2.11.94-0ubuntu2
2.12.6-0ubuntu1
2.12.6-0ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "fontconfig",
            "binary_version": "2.12.6-0ubuntu2"
        },
        {
            "binary_name": "fontconfig-config",
            "binary_version": "2.12.6-0ubuntu2"
        },
        {
            "binary_name": "libfontconfig1",
            "binary_version": "2.12.6-0ubuntu2"
        },
        {
            "binary_name": "libfontconfig1-dev",
            "binary_version": "2.12.6-0ubuntu2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-34085.json"
Ubuntu:20.04:LTS
fontconfig

Package

Name
fontconfig
Purl
pkg:deb/ubuntu/fontconfig@2.13.1-2ubuntu3?arch=source&distro=focal

Affected ranges

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

Affected versions

2.*
2.13.1-2ubuntu2
2.13.1-2ubuntu3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "fontconfig",
            "binary_version": "2.13.1-2ubuntu3"
        },
        {
            "binary_name": "fontconfig-config",
            "binary_version": "2.13.1-2ubuntu3"
        },
        {
            "binary_name": "libfontconfig1",
            "binary_version": "2.13.1-2ubuntu3"
        },
        {
            "binary_name": "libfontconfig1-dev",
            "binary_version": "2.13.1-2ubuntu3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-34085.json"
Ubuntu:22.04:LTS
fontconfig

Package

Name
fontconfig
Purl
pkg:deb/ubuntu/fontconfig@2.13.1-4.2ubuntu5?arch=source&distro=jammy

Affected ranges

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

Affected versions

2.*
2.13.1-4.2ubuntu3
2.13.1-4.2ubuntu4
2.13.1-4.2ubuntu5

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "fontconfig",
            "binary_version": "2.13.1-4.2ubuntu5"
        },
        {
            "binary_name": "fontconfig-config",
            "binary_version": "2.13.1-4.2ubuntu5"
        },
        {
            "binary_name": "libfontconfig-dev",
            "binary_version": "2.13.1-4.2ubuntu5"
        },
        {
            "binary_name": "libfontconfig1",
            "binary_version": "2.13.1-4.2ubuntu5"
        },
        {
            "binary_name": "libfontconfig1-dev",
            "binary_version": "2.13.1-4.2ubuntu5"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-34085.json"
Ubuntu:24.04:LTS
fontconfig

Package

Name
fontconfig
Purl
pkg:deb/ubuntu/fontconfig@2.15.0-1.1ubuntu2?arch=source&distro=noble

Affected ranges

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

Affected versions

2.*
2.14.2-4ubuntu1
2.14.2-6ubuntu1
2.15.0-1ubuntu1
2.15.0-1.1ubuntu1
2.15.0-1.1ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "fontconfig",
            "binary_version": "2.15.0-1.1ubuntu2"
        },
        {
            "binary_name": "fontconfig-config",
            "binary_version": "2.15.0-1.1ubuntu2"
        },
        {
            "binary_name": "libfontconfig-dev",
            "binary_version": "2.15.0-1.1ubuntu2"
        },
        {
            "binary_name": "libfontconfig1",
            "binary_version": "2.15.0-1.1ubuntu2"
        },
        {
            "binary_name": "libfontconfig1-dev",
            "binary_version": "2.15.0-1.1ubuntu2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-34085.json"
Ubuntu:25.10
fontconfig

Package

Name
fontconfig
Purl
pkg:deb/ubuntu/fontconfig@2.15.0-2.3ubuntu1?arch=source&distro=questing

Affected ranges

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

Affected versions

2.*
2.15.0-2.2ubuntu1
2.15.0-2.3ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "fontconfig",
            "binary_version": "2.15.0-2.3ubuntu1"
        },
        {
            "binary_name": "fontconfig-config",
            "binary_version": "2.15.0-2.3ubuntu1"
        },
        {
            "binary_name": "libfontconfig-dev",
            "binary_version": "2.15.0-2.3ubuntu1"
        },
        {
            "binary_name": "libfontconfig1",
            "binary_version": "2.15.0-2.3ubuntu1"
        },
        {
            "binary_name": "libfontconfig1-dev",
            "binary_version": "2.15.0-2.3ubuntu1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-34085.json"