USN-8446-1

It was discovered that GStreamer Bad Plugins incorrectly handled parsing H.266/VVC picture partition data. An attacker could use this issue to cause GStreamer Bad Plugins to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2026-53701)

It was discovered that GStreamer Bad Plugins incorrectly handled parsing H.265 buffering period metadata. An attacker could use this issue to cause GStreamer Bad Plugins to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2026-53702)

References

Affected packages

Ubuntu:26.04:LTS / gst-plugins-bad1.0

Package

Name: gst-plugins-bad1.0
Purl: pkg:deb/ubuntu/gst-plugins-bad1.0?arch=source&distro=resolute

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1.28.2-1ubuntu1.1

Affected versions

1.*

1.26.5-1ubuntu2

1.27.2-1ubuntu1

1.27.90-1ubuntu2

1.28.0-1ubuntu2

1.28.1-2ubuntu2

1.28.1-2ubuntu3

1.28.2-1ubuntu1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "gir1.2-gst-plugins-bad-1.0",
            "binary_version": "1.28.2-1ubuntu1.1"
        },
        {
            "binary_name": "gir1.2-gst-plugins-extra-1.0",
            "binary_version": "1.28.2-1ubuntu1.1"
        },
        {
            "binary_name": "gstreamer1.0-opencv",
            "binary_version": "1.28.2-1ubuntu1.1"
        },
        {
            "binary_name": "gstreamer1.0-plugins-bad",
            "binary_version": "1.28.2-1ubuntu1.1"
        },
        {
            "binary_name": "gstreamer1.0-plugins-bad-apps",
            "binary_version": "1.28.2-1ubuntu1.1"
        },
        {
            "binary_name": "gstreamer1.0-plugins-extra",
            "binary_version": "1.28.2-1ubuntu1.1"
        },
        {
            "binary_name": "libgstreamer-opencv1.0-0",
            "binary_version": "1.28.2-1ubuntu1.1"
        },
        {
            "binary_name": "libgstreamer-plugins-bad1.0-0",
            "binary_version": "1.28.2-1ubuntu1.1"
        },
        {
            "binary_name": "libgstreamer-plugins-extra1.0-0",
            "binary_version": "1.28.2-1ubuntu1.1"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8446-1.json"

cves_map

{
    "ecosystem": "Ubuntu:26.04:LTS",
    "cves": [
        {
            "id": "CVE-2026-53701",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        },
        {
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ],
            "id": "CVE-2026-53702"
        }
    ]
}