Unrated

UBUNTU-CVE-2021-3185

Type: advisorySource: OSV1 source record

A flaw was found in the gstreamer h264 component of gst-plugins-bad before v1.18.1 where when parsing a h264 header, an attacker could cause the stack to be smashed, memory corruption and possibly code execution.

Announced 26 Jan 2021Group revision 1

Original source ↗

UBUNTU-CVE-2021-3185

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:UBUNTU-CVE-2021-3185

gst-plugins-bad1.0

Source reference: /affected/0/package/name

Affected versions: 1.2.0-3ubuntu5
Source reference: /affected/0/versions
1.2.1-1ubuntu1
Source reference: /affected/0/versions
1.2.1-1ubuntu2
Source reference: /affected/0/versions
1.2.2-1ubuntu1
Source reference: /affected/0/versions
1.2.2-1ubuntu2
Source reference: /affected/0/versions
1.2.2-1ubuntu4
Source reference: /affected/0/versions
1.2.3-1ubuntu1
Source reference: /affected/0/versions
1.2.3-1ubuntu2
Source reference: /affected/0/versions
1.2.4-1~ubuntu1
Source reference: /affected/0/versions
1.2.4-1~ubuntu1.1
Source reference: /affected/0/versions
1.2.4-1~ubuntu1.1+esm1
Source reference: /affected/0/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

gst-plugins-bad1.0

Source reference: /affected/1/package/name

Affected versions: 1.6.0-1ubuntu1
Source reference: /affected/1/versions
1.6.1-1ubuntu1
Source reference: /affected/1/versions
1.6.2-1ubuntu1
Source reference: /affected/1/versions
1.7.1-1ubuntu1
Source reference: /affected/1/versions
1.7.1-1ubuntu3
Source reference: /affected/1/versions
1.7.1-1ubuntu4
Source reference: /affected/1/versions
1.7.2-1ubuntu1
Source reference: /affected/1/versions
1.7.90-1ubuntu2
Source reference: /affected/1/versions
1.7.91-1ubuntu1
Source reference: /affected/1/versions
1.8.0-1ubuntu1
Source reference: /affected/1/versions
1.8.1-1ubuntu0.1
Source reference: /affected/1/versions
1.8.2-1ubuntu0.1
Source reference: /affected/1/versions
1.8.2-1ubuntu0.2
Source reference: /affected/1/versions
1.8.3-1ubuntu0.2
Source reference: /affected/1/versions
1.8.3-1ubuntu0.2+esm1
Source reference: /affected/1/versions
1.8.3-1ubuntu0.2+esm2
Source reference: /affected/1/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

gst-plugins-bad1.0

Source reference: /affected/2/package/name

Affected versions: 1.12.3-1ubuntu1
Source reference: /affected/2/versions
1.12.3-1ubuntu2
Source reference: /affected/2/versions
1.12.3-2ubuntu1
Source reference: /affected/2/versions
1.12.4-2ubuntu1
Source reference: /affected/2/versions
1.12.4-2ubuntu2
Source reference: /affected/2/versions
1.13.1-1ubuntu1
Source reference: /affected/2/versions
1.13.91-1ubuntu1
Source reference: /affected/2/versions
1.14.0-1ubuntu1
Source reference: /affected/2/versions
1.14.1-1ubuntu1~ubuntu18.04.1
Source reference: /affected/2/versions
1.14.4-1ubuntu1~ubuntu18.04.1
Source reference: /affected/2/versions
1.14.5-0ubuntu1~18.04.1
Source reference: /affected/2/versions
1.14.5-0ubuntu1~18.04.1+esm1
Source reference: /affected/2/versions
1.14.5-0ubuntu1~18.04.1+esm2
Source reference: /affected/2/versions
Fixed versions: Not stated in this record
Prerequisites: Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
      }
    ],
    "package": {
      "name": "gst-plugins-bad1.0",
      "purl": "pkg:deb/ubuntu/gst-plugins-bad1.0?arch=source&distro=esm-infra-legacy%2Ftrusty",
      "ecosystem": "Ubuntu:Pro:14.04:LTS"
    },
    "versions": [
      "1.2.0-3ubuntu5",
      "1.2.1-1ubuntu1",
      "1.2.1-1ubuntu2",
      "1.2.2-1ubuntu1",
      "1.2.2-1ubuntu2",
      "1.2.2-1ubuntu4",
      "1.2.3-1ubuntu1",
      "1.2.3-1ubuntu2",
      "1.2.4-1~ubuntu1",
      "1.2.4-1~ubuntu1.1",
      "1.2.4-1~ubuntu1.1+esm1"
    ],
    "database_specific": {
      "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3185.json"
    },
    "ecosystem_specific": {
      "binaries": [
        {
          "binary_name": "gstreamer1.0-hybris",
          "binary_version": "1.2.4-1~ubuntu1.1+esm1"
        },
        {
          "binary_name": "gstreamer1.0-plugins-bad",
          "binary_version": "1.2.4-1~ubuntu1.1+esm1"
        },
        {
          "binary_name": "gstreamer1.0-plugins-bad-faad",
          "binary_version": "1.2.4-1~ubuntu1.1+esm1"
        },
        {
          "binary_name": "gstreamer1.0-plugins-bad-videoparsers",
          "binary_version": "1.2.4-1~ubuntu1.1+esm1"
        },
        {
          "binary_name": "libgstreamer-plugins-bad1.0-0",
          "binary_version": "1.2.4-1~ubuntu1.1+esm1"
        }
      ]
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
      }
    ],
    "package": {
      "name": "gst-plugins-bad1.0",
      "purl": "pkg:deb/ubuntu/gst-plugins-bad1.0?arch=source&distro=esm-apps-legacy%2Fxenial",
      "ecosystem": "Ubuntu:Pro:16.04:LTS"
    },
    "versions": [
      "1.6.0-1ubuntu1",
      "1.6.1-1ubuntu1",
      "1.6.2-1ubuntu1",
      "1.7.1-1ubuntu1",
      "1.7.1-1ubuntu3",
      "1.7.1-1ubuntu4",
      "1.7.2-1ubuntu1",
      "1.7.90-1ubuntu2",
      "1.7.91-1ubuntu1",
      "1.8.0-1ubuntu1",
      "1.8.1-1ubuntu0.1",
      "1.8.2-1ubuntu0.1",
      "1.8.2-1ubuntu0.2",
      "1.8.3-1ubuntu0.2",
      "1.8.3-1ubuntu0.2+esm1",
      "1.8.3-1ubuntu0.2+esm2"
    ],
    "database_specific": {
      "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3185.json"
    },
    "ecosystem_specific": {
      "binaries": [
        {
          "binary_name": "gir1.2-gst-plugins-bad-1.0",
          "binary_version": "1.8.3-1ubuntu0.2+esm2"
        },
        {
          "binary_name": "gstreamer1.0-hybris",
          "binary_version": "1.8.3-1ubuntu0.2+esm2"
        },
        {
          "binary_name": "gstreamer1.0-plugins-bad",
          "binary_version": "1.8.3-1ubuntu0.2+esm2"
        },
        {
          "binary_name": "gstreamer1.0-plugins-bad-faad",
          "binary_version": "1.8.3-1ubuntu0.2+esm2"
        },
        {
          "binary_name": "gstreamer1.0-plugins-bad-videoparsers",
          "binary_version": "1.8.3-1ubuntu0.2+esm2"
        },
        {
          "binary_name": "libgstreamer-plugins-bad1.0-0",
          "binary_version": "1.8.3-1ubuntu0.2+esm2"
        }
      ]
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
      }
    ],
    "package": {
      "name": "gst-plugins-bad1.0",
      "purl": "pkg:deb/ubuntu/gst-plugins-bad1.0?arch=source&distro=esm-apps%2Fbionic",
      "ecosystem": "Ubuntu:Pro:18.04:LTS"
    },
    "versions": [
      "1.12.3-1ubuntu1",
      "1.12.3-1ubuntu2",
      "1.12.3-2ubuntu1",
      "1.12.4-2ubuntu1",
      "1.12.4-2ubuntu2",
      "1.13.1-1ubuntu1",
      "1.13.91-1ubuntu1",
      "1.14.0-1ubuntu1",
      "1.14.1-1ubuntu1~ubuntu18.04.1",
      "1.14.4-1ubuntu1~ubuntu18.04.1",
      "1.14.5-0ubuntu1~18.04.1",
      "1.14.5-0ubuntu1~18.04.1+esm1",
      "1.14.5-0ubuntu1~18.04.1+esm2"
    ],
    "database_specific": {
      "source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-3185.json"
    },
    "ecosystem_specific": {
      "binaries": [
        {
          "binary_name": "gir1.2-gst-plugins-bad-1.0",
          "binary_version": "1.14.5-0ubuntu1~18.04.1+esm2"
        },
        {
          "binary_name": "gstreamer1.0-opencv",
          "binary_version": "1.14.5-0ubuntu1~18.04.1+esm2"
        },
        {
          "binary_name": "gstreamer1.0-plugins-bad",
          "binary_version": "1.14.5-0ubuntu1~18.04.1+esm2"
        },
        {
          "binary_name": "libgstreamer-opencv1.0-0",
          "binary_version": "1.14.5-0ubuntu1~18.04.1+esm2"
        },
        {
          "binary_name": "libgstreamer-plugins-bad1.0-0",
          "binary_version": "1.14.5-0ubuntu1~18.04.1+esm2"
        }
      ]
    }
  }
]

Publisher severity

No explicit severity was provided.

Event: #51929 · Revision 1
Added to Heist Feed: Sun, 25 Oct 2026 14:36:19 GMT
Publisher date: Tue, 26 Jan 2021 18:16:00 GMT

Read the original announcement

Revision history

25 Oct 2026UBUNTU-CVE-2021-3185 · Revision 1Source updated