UBUNTU-CVE-2020-20896

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Source

https://ubuntu.com/security/CVE-2020-20896

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-20896.json

JSON Data

https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2020-20896

Upstream

CVE-2020-20896

Published

2021-09-20T16:15:00Z

Modified

2025-09-08T16:46:16Z

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 latmwritepacket in libavformat/latmenc.c in Ffmpeg 4.2.1, allows attackers to cause a Denial of Service or other unspecified impacts due to a Null pointer dereference.

References

Affected packages

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:Pro: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=esm-apps/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:Pro: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=esm-apps/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"
        }
    ]
}