UBUNTU-CVE-2020-20892

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Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2020-20892
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-20892.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2020-20892
Upstream
Downstream
Related
Published
2021-09-20T16:15:00Z
Modified
2025-10-24T04:48:39Z
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

An issue was discovered in function filterframe in libavfilter/vflenscorrection.c in Ffmpeg 4.2.1, allows attackers to cause a Denial of Service or other unspecified impacts due to a division by zero.

References

Affected packages

Ubuntu:18.04:LTS

qtwebengine-opensource-src

Package

Name
qtwebengine-opensource-src
Purl
pkg:deb/ubuntu/qtwebengine-opensource-src@5.9.5+dfsg-0ubuntu2?arch=source&distro=bionic

Affected ranges

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

Affected versions

5.*

5.9.1+dfsg-4
5.9.1+dfsg-4ubuntu1
5.9.2+dfsg-2ubuntu1
5.9.3+dfsg-0ubuntu1
5.9.4+dfsg-0ubuntu1
5.9.5+dfsg-0ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libqt5webengine-data",
            "binary_version": "5.9.5+dfsg-0ubuntu2"
        },
        {
            "binary_name": "libqt5webengine5",
            "binary_version": "5.9.5+dfsg-0ubuntu2"
        },
        {
            "binary_name": "libqt5webenginecore5",
            "binary_version": "5.9.5+dfsg-0ubuntu2"
        },
        {
            "binary_name": "libqt5webenginewidgets5",
            "binary_version": "5.9.5+dfsg-0ubuntu2"
        },
        {
            "binary_name": "qml-module-qtwebengine",
            "binary_version": "5.9.5+dfsg-0ubuntu2"
        },
        {
            "binary_name": "qtwebengine5-dev",
            "binary_version": "5.9.5+dfsg-0ubuntu2"
        },
        {
            "binary_name": "qtwebengine5-dev-tools",
            "binary_version": "5.9.5+dfsg-0ubuntu2"
        },
        {
            "binary_name": "qtwebengine5-doc-html",
            "binary_version": "5.9.5+dfsg-0ubuntu2"
        },
        {
            "binary_name": "qtwebengine5-examples",
            "binary_version": "5.9.5+dfsg-0ubuntu2"
        },
        {
            "binary_name": "qtwebengine5-private-dev",
            "binary_version": "5.9.5+dfsg-0ubuntu2"
        }
    ]
}

Ubuntu:20.04:LTS

qtwebengine-opensource-src

Package

Name
qtwebengine-opensource-src
Purl
pkg:deb/ubuntu/qtwebengine-opensource-src@5.12.8+dfsg-0ubuntu1.1?arch=source&distro=focal

Affected ranges

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

Affected versions

5.*

5.12.4+dfsg-1ubuntu1
5.12.4+dfsg-1ubuntu3
5.12.5+dfsg-3ubuntu1
5.12.5+dfsg-6ubuntu2
5.12.5+dfsg-7
5.12.5+dfsg-7build1
5.12.8+dfsg-0ubuntu1
5.12.8+dfsg-0ubuntu1.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libqt5webengine-data",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1"
        },
        {
            "binary_name": "libqt5webengine5",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1"
        },
        {
            "binary_name": "libqt5webenginecore5",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1"
        },
        {
            "binary_name": "libqt5webenginewidgets5",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1"
        },
        {
            "binary_name": "qml-module-qtwebengine",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1"
        },
        {
            "binary_name": "qtwebengine5-dev",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1"
        },
        {
            "binary_name": "qtwebengine5-dev-tools",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1"
        },
        {
            "binary_name": "qtwebengine5-doc-html",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1"
        },
        {
            "binary_name": "qtwebengine5-examples",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1"
        },
        {
            "binary_name": "qtwebengine5-private-dev",
            "binary_version": "5.12.8+dfsg-0ubuntu1.1"
        }
    ]
}

Ubuntu:22.04:LTS

qtwebengine-opensource-src

Package

Name
qtwebengine-opensource-src
Purl
pkg:deb/ubuntu/qtwebengine-opensource-src@5.15.9+dfsg-1?arch=source&distro=jammy

Affected ranges

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

Affected versions

5.*

5.15.6+dfsg-1
5.15.6+dfsg-2
5.15.7+dfsg-2
5.15.8+dfsg-1
5.15.8+dfsg-1build1
5.15.8+dfsg-1build2
5.15.8+dfsg-2
5.15.9+dfsg-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libqt5pdf5",
            "binary_version": "5.15.9+dfsg-1"
        },
        {
            "binary_name": "libqt5pdfwidgets5",
            "binary_version": "5.15.9+dfsg-1"
        },
        {
            "binary_name": "libqt5webengine-data",
            "binary_version": "5.15.9+dfsg-1"
        },
        {
            "binary_name": "libqt5webengine5",
            "binary_version": "5.15.9+dfsg-1"
        },
        {
            "binary_name": "libqt5webenginecore5",
            "binary_version": "5.15.9+dfsg-1"
        },
        {
            "binary_name": "libqt5webenginewidgets5",
            "binary_version": "5.15.9+dfsg-1"
        },
        {
            "binary_name": "qml-module-qtquick-pdf",
            "binary_version": "5.15.9+dfsg-1"
        },
        {
            "binary_name": "qml-module-qtwebengine",
            "binary_version": "5.15.9+dfsg-1"
        },
        {
            "binary_name": "qt5-image-formats-plugin-pdf",
            "binary_version": "5.15.9+dfsg-1"
        },
        {
            "binary_name": "qtpdf5-dev",
            "binary_version": "5.15.9+dfsg-1"
        },
        {
            "binary_name": "qtpdf5-doc-html",
            "binary_version": "5.15.9+dfsg-1"
        },
        {
            "binary_name": "qtpdf5-examples",
            "binary_version": "5.15.9+dfsg-1"
        },
        {
            "binary_name": "qtwebengine5-dev",
            "binary_version": "5.15.9+dfsg-1"
        },
        {
            "binary_name": "qtwebengine5-dev-tools",
            "binary_version": "5.15.9+dfsg-1"
        },
        {
            "binary_name": "qtwebengine5-doc-html",
            "binary_version": "5.15.9+dfsg-1"
        },
        {
            "binary_name": "qtwebengine5-examples",
            "binary_version": "5.15.9+dfsg-1"
        },
        {
            "binary_name": "qtwebengine5-private-dev",
            "binary_version": "5.15.9+dfsg-1"
        }
    ]
}

Ubuntu:24.04:LTS

qtwebengine-opensource-src

Package

Name
qtwebengine-opensource-src
Purl
pkg:deb/ubuntu/qtwebengine-opensource-src@5.15.16+dfsg-3?arch=source&distro=noble

Affected ranges

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

Affected versions

5.*

5.15.15+dfsg-2
5.15.15+dfsg-2build2
5.15.15+dfsg-2ubuntu1
5.15.16+dfsg-1
5.15.16+dfsg-1ubuntu2
5.15.16+dfsg-1ubuntu4
5.15.16+dfsg-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libqt5pdf5",
            "binary_version": "5.15.16+dfsg-3"
        },
        {
            "binary_name": "libqt5pdfwidgets5",
            "binary_version": "5.15.16+dfsg-3"
        },
        {
            "binary_name": "libqt5webengine-data",
            "binary_version": "5.15.16+dfsg-3"
        },
        {
            "binary_name": "libqt5webengine5",
            "binary_version": "5.15.16+dfsg-3"
        },
        {
            "binary_name": "libqt5webenginecore5",
            "binary_version": "5.15.16+dfsg-3"
        },
        {
            "binary_name": "libqt5webenginewidgets5",
            "binary_version": "5.15.16+dfsg-3"
        },
        {
            "binary_name": "qml-module-qtquick-pdf",
            "binary_version": "5.15.16+dfsg-3"
        },
        {
            "binary_name": "qml-module-qtwebengine",
            "binary_version": "5.15.16+dfsg-3"
        },
        {
            "binary_name": "qt5-image-formats-plugin-pdf",
            "binary_version": "5.15.16+dfsg-3"
        },
        {
            "binary_name": "qtpdf5-dev",
            "binary_version": "5.15.16+dfsg-3"
        },
        {
            "binary_name": "qtpdf5-doc-html",
            "binary_version": "5.15.16+dfsg-3"
        },
        {
            "binary_name": "qtpdf5-examples",
            "binary_version": "5.15.16+dfsg-3"
        },
        {
            "binary_name": "qtwebengine5-dev",
            "binary_version": "5.15.16+dfsg-3"
        },
        {
            "binary_name": "qtwebengine5-dev-tools",
            "binary_version": "5.15.16+dfsg-3"
        },
        {
            "binary_name": "qtwebengine5-doc-html",
            "binary_version": "5.15.16+dfsg-3"
        },
        {
            "binary_name": "qtwebengine5-examples",
            "binary_version": "5.15.16+dfsg-3"
        },
        {
            "binary_name": "qtwebengine5-private-dev",
            "binary_version": "5.15.16+dfsg-3"
        }
    ]
}

Ubuntu:25.04

qtwebengine-opensource-src

Package

Name
qtwebengine-opensource-src
Purl
pkg:deb/ubuntu/qtwebengine-opensource-src@5.15.18+dfsg-2?arch=source&distro=plucky

Affected ranges

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

Affected versions

5.*

5.15.17+dfsg-4
5.15.17+dfsg-5
5.15.17+dfsg2-1
5.15.17+dfsg2-2
5.15.17+dfsg2-3
5.15.18+dfsg-1
5.15.18+dfsg-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libqt5pdf5",
            "binary_version": "5.15.18+dfsg-2"
        },
        {
            "binary_name": "libqt5pdfwidgets5",
            "binary_version": "5.15.18+dfsg-2"
        },
        {
            "binary_name": "libqt5webengine-data",
            "binary_version": "5.15.18+dfsg-2"
        },
        {
            "binary_name": "libqt5webengine5",
            "binary_version": "5.15.18+dfsg-2"
        },
        {
            "binary_name": "libqt5webenginecore5",
            "binary_version": "5.15.18+dfsg-2"
        },
        {
            "binary_name": "libqt5webenginewidgets5",
            "binary_version": "5.15.18+dfsg-2"
        },
        {
            "binary_name": "qml-module-qtquick-pdf",
            "binary_version": "5.15.18+dfsg-2"
        },
        {
            "binary_name": "qml-module-qtwebengine",
            "binary_version": "5.15.18+dfsg-2"
        },
        {
            "binary_name": "qt5-image-formats-plugin-pdf",
            "binary_version": "5.15.18+dfsg-2"
        },
        {
            "binary_name": "qtpdf5-dev",
            "binary_version": "5.15.18+dfsg-2"
        },
        {
            "binary_name": "qtpdf5-doc-html",
            "binary_version": "5.15.18+dfsg-2"
        },
        {
            "binary_name": "qtpdf5-examples",
            "binary_version": "5.15.18+dfsg-2"
        },
        {
            "binary_name": "qtwebengine5-dev",
            "binary_version": "5.15.18+dfsg-2"
        },
        {
            "binary_name": "qtwebengine5-dev-tools",
            "binary_version": "5.15.18+dfsg-2"
        },
        {
            "binary_name": "qtwebengine5-doc-html",
            "binary_version": "5.15.18+dfsg-2"
        },
        {
            "binary_name": "qtwebengine5-examples",
            "binary_version": "5.15.18+dfsg-2"
        },
        {
            "binary_name": "qtwebengine5-private-dev",
            "binary_version": "5.15.18+dfsg-2"
        }
    ]
}

Ubuntu:25.10

qtwebengine-opensource-src

Package

Name
qtwebengine-opensource-src
Purl
pkg:deb/ubuntu/qtwebengine-opensource-src@5.15.19+dfsg2-1?arch=source&distro=questing

Affected ranges

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

Affected versions

5.*

5.15.18+dfsg-2
5.15.18+dfsg-2build1
5.15.19+dfsg-1
5.15.19+dfsg2-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libqt5pdf5",
            "binary_version": "5.15.19+dfsg2-1"
        },
        {
            "binary_name": "libqt5pdfwidgets5",
            "binary_version": "5.15.19+dfsg2-1"
        },
        {
            "binary_name": "libqt5webengine-data",
            "binary_version": "5.15.19+dfsg2-1"
        },
        {
            "binary_name": "libqt5webengine5",
            "binary_version": "5.15.19+dfsg2-1"
        },
        {
            "binary_name": "libqt5webenginecore5",
            "binary_version": "5.15.19+dfsg2-1"
        },
        {
            "binary_name": "libqt5webenginewidgets5",
            "binary_version": "5.15.19+dfsg2-1"
        },
        {
            "binary_name": "qml-module-qtquick-pdf",
            "binary_version": "5.15.19+dfsg2-1"
        },
        {
            "binary_name": "qml-module-qtwebengine",
            "binary_version": "5.15.19+dfsg2-1"
        },
        {
            "binary_name": "qt5-image-formats-plugin-pdf",
            "binary_version": "5.15.19+dfsg2-1"
        },
        {
            "binary_name": "qtpdf5-dev",
            "binary_version": "5.15.19+dfsg2-1"
        },
        {
            "binary_name": "qtpdf5-doc-html",
            "binary_version": "5.15.19+dfsg2-1"
        },
        {
            "binary_name": "qtpdf5-examples",
            "binary_version": "5.15.19+dfsg2-1"
        },
        {
            "binary_name": "qtwebengine5-dev",
            "binary_version": "5.15.19+dfsg2-1"
        },
        {
            "binary_name": "qtwebengine5-dev-tools",
            "binary_version": "5.15.19+dfsg2-1"
        },
        {
            "binary_name": "qtwebengine5-doc-html",
            "binary_version": "5.15.19+dfsg2-1"
        },
        {
            "binary_name": "qtwebengine5-examples",
            "binary_version": "5.15.19+dfsg2-1"
        },
        {
            "binary_name": "qtwebengine5-private-dev",
            "binary_version": "5.15.19+dfsg2-1"
        }
    ]
}

Ubuntu:Pro:16.04:LTS

ffmpeg

Package

Name
ffmpeg
Purl
pkg:deb/ubuntu/ffmpeg@7:2.8.17-0ubuntu0.1+esm1?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
7:2.8.17-0ubuntu0.1+esm1

Affected versions

7:2.*

7:2.7.2-1build1
7:2.8.1-1ubuntu1
7:2.8.2-1ubuntu1
7:2.8.3-1
7:2.8.4-1
7:2.8.4-1ubuntu1
7:2.8.4-1ubuntu2
7:2.8.4-1ubuntu3
7:2.8.4-1ubuntu4
7:2.8.6-1ubuntu1
7:2.8.6-1ubuntu2
7:2.8.8-0ubuntu0.16.04.1
7:2.8.10-0ubuntu0.16.04.1
7:2.8.11-0ubuntu0.16.04.1
7:2.8.14-0ubuntu0.16.04.1
7:2.8.15-0ubuntu0.16.04.1
7:2.8.15-0ubuntu0.16.04.1+esm1
7:2.8.17-0ubuntu0.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "ffmpeg",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libav-tools",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libavcodec-dev",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libavcodec-extra",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libavcodec-ffmpeg-extra56",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libavcodec-ffmpeg56",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libavdevice-dev",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libavdevice-ffmpeg56",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libavfilter-dev",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libavfilter-ffmpeg5",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libavformat-dev",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libavformat-ffmpeg56",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libavresample-dev",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libavresample-ffmpeg2",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libavutil-dev",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libavutil-ffmpeg54",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libpostproc-dev",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libpostproc-ffmpeg53",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libswresample-dev",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libswresample-ffmpeg1",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libswscale-dev",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        },
        {
            "binary_name": "libswscale-ffmpeg3",
            "binary_version": "7:2.8.17-0ubuntu0.1+esm1"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}