UBUNTU-CVE-2026-2447

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Source
https://ubuntu.com/security/CVE-2026-2447
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-2447.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-2447
Upstream
Downstream
Related
Published
2026-02-16T15:18:00Z
Modified
2026-02-23T06:57:46.372012Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Heap buffer overflow in libvpx. This vulnerability affects Firefox < 147.0.4, Firefox ESR < 140.7.1, Firefox ESR < 115.32.1, Thunderbird < 140.7.2, and Thunderbird < 147.0.2.

References

Affected packages

Ubuntu:20.04:LTS
libvpx

Package

Name
libvpx
Purl
pkg:deb/ubuntu/libvpx@1.8.2-1ubuntu0.4?arch=source&distro=focal

Affected ranges

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

Affected versions

1.*
1.8.1-2
1.8.2-1
1.8.2-1build1
1.8.2-1ubuntu0.2
1.8.2-1ubuntu0.3
1.8.2-1ubuntu0.4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.8.2-1ubuntu0.4",
            "binary_name": "libvpx-dev"
        },
        {
            "binary_version": "1.8.2-1ubuntu0.4",
            "binary_name": "libvpx6"
        },
        {
            "binary_version": "1.8.2-1ubuntu0.4",
            "binary_name": "vpx-tools"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-2447.json"
Ubuntu:22.04:LTS
libvpx

Package

Name
libvpx
Purl
pkg:deb/ubuntu/libvpx@1.11.0-2ubuntu2.5?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.11.0-2ubuntu2.5

Affected versions

1.*
1.9.0-1ubuntu1
1.11.0-2ubuntu1
1.11.0-2ubuntu2
1.11.0-2ubuntu2.2
1.11.0-2ubuntu2.3
1.11.0-2ubuntu2.4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.11.0-2ubuntu2.5",
            "binary_name": "libvpx-dev"
        },
        {
            "binary_version": "1.11.0-2ubuntu2.5",
            "binary_name": "libvpx7"
        },
        {
            "binary_version": "1.11.0-2ubuntu2.5",
            "binary_name": "vpx-tools"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-2447.json"
thunderbird

Package

Name
thunderbird
Purl
pkg:deb/ubuntu/thunderbird@1:140.7.1+build1-0ubuntu0.22.04.1?arch=source&distro=jammy

Affected ranges

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

Affected versions

1:91.*
1:91.1.2+build1-0ubuntu1
1:91.3.0+build2-0ubuntu1
1:91.3.1+build1-0ubuntu1
1:91.3.2+build1-0ubuntu1
1:91.4.0+build1.1-0ubuntu1
1:91.4.0+build2-0ubuntu1
1:91.5.0+build1-0ubuntu1
1:91.5.1+build1-0ubuntu1
1:91.6.1+build1-0ubuntu1
1:91.7.0+build1-0ubuntu1
1:91.7.0+build2-0ubuntu1
1:91.8.0+build2-0ubuntu1
1:91.9.1+build1-0ubuntu0.22.04.1
1:91.11.0+build2-0ubuntu0.22.04.1
1:102.*
1:102.2.2+build1-0ubuntu0.22.04.1
1:102.4.2+build2-0ubuntu0.22.04.1
1:102.7.1+build2-0ubuntu0.22.04.1
1:102.8.0+build2-0ubuntu0.22.04.1
1:102.9.0+build1-0ubuntu0.22.04.1
1:102.10.0+build2-0ubuntu0.22.04.1
1:102.11.0+build1-0ubuntu0.22.04.1
1:102.13.0+build1-0ubuntu0.22.04.1
1:102.15.0+build1-0ubuntu0.22.04.1
1:102.15.1+build1-0ubuntu0.22.04.1
1:115.*
1:115.3.1+build1-0ubuntu0.22.04.2
1:115.4.1+build1-0ubuntu0.22.04.1
1:115.5.0+build1-0ubuntu0.22.04.1
1:115.6.0+build2-0ubuntu0.22.04.1
1:115.8.1+build1-0ubuntu0.22.04.1
1:115.9.0+build1-0ubuntu0.22.04.1
1:115.10.1+build1-0ubuntu0.22.04.1
1:115.11.0+build2-0ubuntu0.22.04.1
1:115.12.0+build3-0ubuntu0.22.04.1
1:115.13.0+build5-0ubuntu0.22.04.1
1:115.15.0+build1-0ubuntu0.22.04.1
1:115.16.0+build2-0ubuntu0.22.04.1
1:115.18.0+build1-0ubuntu0.22.04.1
1:128.*
1:128.12.0+build1-0ubuntu0.22.04.1
1:140.*
1:140.7.1+build1-0ubuntu0.22.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1:140.7.1+build1-0ubuntu0.22.04.1",
            "binary_name": "thunderbird"
        },
        {
            "binary_version": "1:140.7.1+build1-0ubuntu0.22.04.1",
            "binary_name": "thunderbird-dev"
        },
        {
            "binary_version": "1:140.7.1+build1-0ubuntu0.22.04.1",
            "binary_name": "thunderbird-gnome-support"
        },
        {
            "binary_version": "1:140.7.1+build1-0ubuntu0.22.04.1",
            "binary_name": "thunderbird-mozsymbols"
        },
        {
            "binary_version": "1:140.7.1+build1-0ubuntu0.22.04.1",
            "binary_name": "xul-ext-calendar-timezones"
        },
        {
            "binary_version": "1:140.7.1+build1-0ubuntu0.22.04.1",
            "binary_name": "xul-ext-gdata-provider"
        },
        {
            "binary_version": "1:140.7.1+build1-0ubuntu0.22.04.1",
            "binary_name": "xul-ext-lightning"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-2447.json"
Ubuntu:24.04:LTS
libvpx

Package

Name
libvpx
Purl
pkg:deb/ubuntu/libvpx@1.14.0-1ubuntu2.3?arch=source&distro=noble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.14.0-1ubuntu2.3

Affected versions

1.*
1.12.0-1ubuntu2
1.13.1-2ubuntu1
1.14.0-1ubuntu1
1.14.0-1ubuntu2
1.14.0-1ubuntu2.1
1.14.0-1ubuntu2.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.14.0-1ubuntu2.3",
            "binary_name": "libvpx-dev"
        },
        {
            "binary_version": "1.14.0-1ubuntu2.3",
            "binary_name": "libvpx9"
        },
        {
            "binary_version": "1.14.0-1ubuntu2.3",
            "binary_name": "vpx-tools"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-2447.json"
Ubuntu:25.10
libvpx

Package

Name
libvpx
Purl
pkg:deb/ubuntu/libvpx@1.15.0-2.1ubuntu0.1?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.15.0-2.1ubuntu0.1

Affected versions

1.*
1.15.0-2
1.15.0-2.1
1.15.0-2.1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.15.0-2.1ubuntu0.1",
            "binary_name": "libvpx-dev"
        },
        {
            "binary_version": "1.15.0-2.1ubuntu0.1",
            "binary_name": "libvpx9"
        },
        {
            "binary_version": "1.15.0-2.1ubuntu0.1",
            "binary_name": "vpx-tools"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-2447.json"
Ubuntu:Pro:14.04:LTS
libvpx

Package

Name
libvpx
Purl
pkg:deb/ubuntu/libvpx@1.3.0-2ubuntu0.1+esm3?arch=source&distro=esm-infra-legacy/trusty

Affected ranges

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

Affected versions

1.*
1.2.0-2
1.3.0-1
1.3.0-2
1.3.0-2ubuntu0.1~esm1
1.3.0-2ubuntu0.1~esm2
1.3.0-2ubuntu0.1~esm3
1.3.0-2ubuntu0.1+esm3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.3.0-2ubuntu0.1+esm3",
            "binary_name": "libvpx-dev"
        },
        {
            "binary_version": "1.3.0-2ubuntu0.1+esm3",
            "binary_name": "libvpx1"
        },
        {
            "binary_version": "1.3.0-2ubuntu0.1+esm3",
            "binary_name": "vpx-tools"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-2447.json"
Ubuntu:Pro:16.04:LTS
libvpx

Package

Name
libvpx
Purl
pkg:deb/ubuntu/libvpx@1.5.0-2ubuntu1.1+esm4?arch=source&distro=esm-infra/xenial

Affected ranges

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

Affected versions

1.*
1.4.0-4
1.5.0-2
1.5.0-2ubuntu1
1.5.0-2ubuntu1.1
1.5.0-2ubuntu1.1+esm1
1.5.0-2ubuntu1.1+esm2
1.5.0-2ubuntu1.1+esm3
1.5.0-2ubuntu1.1+esm4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.5.0-2ubuntu1.1+esm4",
            "binary_name": "libvpx-dev"
        },
        {
            "binary_version": "1.5.0-2ubuntu1.1+esm4",
            "binary_name": "libvpx3"
        },
        {
            "binary_version": "1.5.0-2ubuntu1.1+esm4",
            "binary_name": "vpx-tools"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-2447.json"
Ubuntu:Pro:18.04:LTS
libvpx

Package

Name
libvpx
Purl
pkg:deb/ubuntu/libvpx@1.7.0-3ubuntu0.18.04.1+esm3?arch=source&distro=esm-infra/bionic

Affected ranges

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

Affected versions

1.*
1.6.1-3
1.7.0-3
1.7.0-3ubuntu0.18.04.1
1.7.0-3ubuntu0.18.04.1+esm1
1.7.0-3ubuntu0.18.04.1+esm2
1.7.0-3ubuntu0.18.04.1+esm3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.7.0-3ubuntu0.18.04.1+esm3",
            "binary_name": "libvpx-dev"
        },
        {
            "binary_version": "1.7.0-3ubuntu0.18.04.1+esm3",
            "binary_name": "libvpx5"
        },
        {
            "binary_version": "1.7.0-3ubuntu0.18.04.1+esm3",
            "binary_name": "vpx-tools"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-2447.json"