UBUNTU-CVE-2018-18826

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Source
https://ubuntu.com/security/CVE-2018-18826
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-18826.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2018-18826
Upstream
Published
2018-10-30T06:29:00Z
Modified
2025-09-08T16:45:05Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

There exists a heap-based buffer overflow in vc1decodepmbintfi in vc1_block.c in Libav 12.3, which allows attackers to cause a denial-of-service via a crafted aac file.

References

Affected packages

Ubuntu:Pro:16.04:LTS / gst-libav1.0

Package

Name
gst-libav1.0
Purl
pkg:deb/ubuntu/gst-libav1.0@1.8.3-1ubuntu0.2?arch=source&distro=esm-apps/xenial

Affected ranges

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

Affected versions

1.*

1.6.0-1
1.6.0-2
1.6.1-1
1.6.2-1
1.7.1-1
1.7.2-1
1.7.90-1
1.8.0-1
1.8.1-1~ubuntu1
1.8.2-1~ubuntu1
1.8.3-1ubuntu0.1
1.8.3-1ubuntu0.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.8.3-1ubuntu0.2",
            "binary_name": "gstreamer1.0-libav"
        }
    ]
}

Ubuntu:Pro:18.04:LTS / gst-libav1.0

Package

Name
gst-libav1.0
Purl
pkg:deb/ubuntu/gst-libav1.0@1.14.5-0ubuntu1~18.04.1?arch=source&distro=esm-apps/bionic

Affected ranges

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

Affected versions

1.*

1.12.2-1
1.12.3-1
1.12.4-1
1.13.91-1
1.14.0-1
1.14.1-1~ubuntu18.04.1
1.14.4-0ubuntu1~ubuntu18.04.1
1.14.5-0ubuntu1~18.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.14.5-0ubuntu1~18.04.1",
            "binary_name": "gstreamer1.0-libav"
        }
    ]
}

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_version": "5.9.5+dfsg-0ubuntu2",
            "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"
        }
    ]
}

Ubuntu:Pro:20.04:LTS / gst-libav1.0

Package

Name
gst-libav1.0
Purl
pkg:deb/ubuntu/gst-libav1.0@1.16.2-2?arch=source&distro=esm-apps/focal

Affected ranges

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

Affected versions

1.*

1.16.1-1
1.16.2-1
1.16.2-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.16.2-2",
            "binary_name": "gstreamer1.0-libav"
        }
    ]
}

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_version": "5.12.8+dfsg-0ubuntu1.1",
            "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"
        }
    ]
}

Ubuntu:22.04:LTS / gst-libav1.0

Package

Name
gst-libav1.0
Purl
pkg:deb/ubuntu/gst-libav1.0@1.20.3-0ubuntu1?arch=source&distro=jammy

Affected ranges

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

Affected versions

1.*

1.18.5-1
1.20.0-1
1.20.1-1
1.20.3-0ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.20.3-0ubuntu1",
            "binary_name": "gstreamer1.0-libav"
        }
    ]
}

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_version": "5.15.9+dfsg-1",
            "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"
        }
    ]
}

Ubuntu:24.04:LTS / gst-libav1.0

Package

Name
gst-libav1.0
Purl
pkg:deb/ubuntu/gst-libav1.0@1.24.1-1build1?arch=source&distro=noble

Affected ranges

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

Affected versions

1.*

1.22.5-1
1.22.6-1
1.22.7-1
1.22.8-1
1.22.10-1
1.24.1-1
1.24.1-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.24.1-1build1",
            "binary_name": "gstreamer1.0-libav"
        }
    ]
}

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_version": "5.15.16+dfsg-3",
            "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"
        }
    ]
}

Ubuntu:25.04 / gst-libav1.0

Package

Name
gst-libav1.0
Purl
pkg:deb/ubuntu/gst-libav1.0@1.26.0-1?arch=source&distro=plucky

Affected ranges

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

Affected versions

1.*

1.24.8-1
1.24.9-1
1.24.10-1
1.24.11-1
1.24.12-1
1.25.50-1
1.25.90-2
1.26.0-1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "1.26.0-1",
            "binary_name": "gstreamer1.0-libav"
        }
    ]
}

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_version": "5.15.18+dfsg-2",
            "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"
        }
    ]
}