UBUNTU-CVE-2020-36632

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2020-36632
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-36632.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-36632
Upstream
Published
2022-12-25T20:15:00Z
Modified
2025-09-08T16:46:35Z
Severity
  • 6.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L CVSS Calculator
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A vulnerability, which was classified as critical, was found in hughsk flat up to 5.0.0. This affects the function unflatten of the file index.js. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). It is possible to initiate the attack remotely. Upgrading to version 5.0.1 is able to address this issue. The name of the patch is 20ef0ef55dfa028caddaedbcb33efbdb04d18e13. It is recommended to upgrade the affected component. The identifier VDB-216777 was assigned to this vulnerability.

References

Affected packages

Ubuntu:22.04:LTS / qt6-webengine

Package

Name
qt6-webengine
Purl
pkg:deb/ubuntu/qt6-webengine@6.2.4+dfsg-6ubuntu1?arch=source&distro=jammy

Affected ranges

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

Affected versions

6.*

6.2.2+dfsg-6ubuntu2
6.2.4+dfsg-1ubuntu1
6.2.4+dfsg-1ubuntu2
6.2.4+dfsg-6ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libqt6pdf6",
            "binary_version": "6.2.4+dfsg-6ubuntu1"
        },
        {
            "binary_name": "libqt6pdfquick6",
            "binary_version": "6.2.4+dfsg-6ubuntu1"
        },
        {
            "binary_name": "libqt6pdfwidgets6",
            "binary_version": "6.2.4+dfsg-6ubuntu1"
        },
        {
            "binary_name": "libqt6webengine6-data",
            "binary_version": "6.2.4+dfsg-6ubuntu1"
        },
        {
            "binary_name": "libqt6webenginecore6",
            "binary_version": "6.2.4+dfsg-6ubuntu1"
        },
        {
            "binary_name": "libqt6webenginecore6-bin",
            "binary_version": "6.2.4+dfsg-6ubuntu1"
        },
        {
            "binary_name": "libqt6webenginequick6",
            "binary_version": "6.2.4+dfsg-6ubuntu1"
        },
        {
            "binary_name": "libqt6webenginequickdelegatesqml6",
            "binary_version": "6.2.4+dfsg-6ubuntu1"
        },
        {
            "binary_name": "libqt6webenginewidgets6",
            "binary_version": "6.2.4+dfsg-6ubuntu1"
        },
        {
            "binary_name": "qml6-module-qtquick-pdf",
            "binary_version": "6.2.4+dfsg-6ubuntu1"
        },
        {
            "binary_name": "qml6-module-qtwebengine",
            "binary_version": "6.2.4+dfsg-6ubuntu1"
        },
        {
            "binary_name": "qml6-module-qtwebengine-controlsdelegates",
            "binary_version": "6.2.4+dfsg-6ubuntu1"
        },
        {
            "binary_name": "qt6-image-formats-plugin-pdf",
            "binary_version": "6.2.4+dfsg-6ubuntu1"
        },
        {
            "binary_name": "qt6-pdf-dev",
            "binary_version": "6.2.4+dfsg-6ubuntu1"
        },
        {
            "binary_name": "qt6-webengine-dev",
            "binary_version": "6.2.4+dfsg-6ubuntu1"
        },
        {
            "binary_name": "qt6-webengine-dev-tools",
            "binary_version": "6.2.4+dfsg-6ubuntu1"
        },
        {
            "binary_name": "qt6-webengine-private-dev",
            "binary_version": "6.2.4+dfsg-6ubuntu1"
        }
    ]
}

Ubuntu:24.04:LTS / qt6-webengine

Package

Name
qt6-webengine
Purl
pkg:deb/ubuntu/qt6-webengine@6.4.2-final+dfsg-12ubuntu9?arch=source&distro=noble

Affected ranges

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

Affected versions

6.*

6.4.2-final+dfsg-11
6.4.2-final+dfsg-12
6.4.2-final+dfsg-12build1
6.4.2-final+dfsg-12ubuntu1
6.4.2-final+dfsg-12ubuntu7
6.4.2-final+dfsg-12ubuntu9

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libqt6pdf6",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "libqt6pdfquick6",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "libqt6pdfwidgets6",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "libqt6webengine6-data",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "libqt6webenginecore6",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "libqt6webenginecore6-bin",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "libqt6webenginequick6",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "libqt6webenginequickdelegatesqml6",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "libqt6webenginewidgets6",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "qml6-module-qtquick-pdf",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "qml6-module-qtwebengine",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "qml6-module-qtwebengine-controlsdelegates",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "qt6-image-formats-plugin-pdf",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "qt6-pdf-dev",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "qt6-webengine-dev",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "qt6-webengine-dev-tools",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "qt6-webengine-doc-dev",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "qt6-webengine-doc-html",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "qt6-webengine-examples",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        },
        {
            "binary_name": "qt6-webengine-private-dev",
            "binary_version": "6.4.2-final+dfsg-12ubuntu9"
        }
    ]
}

Ubuntu:25.04 / qt6-webengine

Package

Name
qt6-webengine
Purl
pkg:deb/ubuntu/qt6-webengine@6.8.3+dfsg-0ubuntu1?arch=source&distro=plucky

Affected ranges

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

Affected versions

6.*

6.6.2+dfsg-5ubuntu2
6.7.2+dfsg-5
6.7.2+dfsg-8
6.8.1+dfsg-0ubuntu1
6.8.2+dfsg-0ubuntu2
6.8.2+dfsg-3fakesync1
6.8.3+dfsg-0ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libqt6pdf6",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "libqt6pdfquick6",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "libqt6pdfwidgets6",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "libqt6webengine6-data",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "libqt6webenginecore6",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "libqt6webenginecore6-bin",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "libqt6webenginequick6",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "libqt6webenginewidgets6",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "qml6-module-qtquick-pdf",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "qml6-module-qtwebengine",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "qml6-module-qtwebengine-controlsdelegates",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "qt6-image-formats-plugin-pdf",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "qt6-pdf-dev",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "qt6-webengine-dev",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "qt6-webengine-dev-tools",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "qt6-webengine-doc-dev",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "qt6-webengine-doc-html",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "qt6-webengine-examples",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        },
        {
            "binary_name": "qt6-webengine-private-dev",
            "binary_version": "6.8.3+dfsg-0ubuntu1"
        }
    ]
}