ubuntu-cve-2017-16840
Vulnerability from osv_ubuntu
Published
2017-11-21 08:29
Modified
2025-07-16 04:53
Summary
Details

The VC-2 Video Compression encoder in FFmpeg 3.0 and 3.4 allows remote attackers to cause a denial of service (out-of-bounds read) because of incorrect buffer padding for non-Haar wavelets, related to libavcodec/vc2enc.c and libavcodec/vc2enc_dwt.c.

Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.8 (Critical)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
N/A (UNKNOWN)
medium
References
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "ffmpeg",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "ffmpeg-dbgsym",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "ffmpeg-doc",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libav-tools",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavcodec-dev",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavcodec-extra",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavcodec-extra57",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavcodec-extra57-dbgsym",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavcodec57",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavcodec57-dbgsym",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavdevice-dev",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavdevice57",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavdevice57-dbgsym",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavfilter-dev",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavfilter-extra",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavfilter-extra6",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavfilter-extra6-dbgsym",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavfilter6",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavfilter6-dbgsym",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavformat-dev",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavformat57",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavformat57-dbgsym",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavresample-dev",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavresample3",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavresample3-dbgsym",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavutil-dev",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavutil55",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libavutil55-dbgsym",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libpostproc-dev",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libpostproc54",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libpostproc54-dbgsym",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libswresample-dev",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libswresample2",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libswresample2-dbgsym",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libswscale-dev",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libswscale4",
            "binary_version": "7:3.4.1-1"
          },
          {
            "binary_name": "libswscale4-dbgsym",
            "binary_version": "7:3.4.1-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:18.04:LTS",
        "name": "ffmpeg",
        "purl": "pkg:deb/ubuntu/ffmpeg@7:3.4.1-1?arch=source\u0026distro=bionic"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "7:3.4.1-1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "7:3.3.4-2",
        "7:3.3.4-2build3",
        "7:3.4-2ubuntu2",
        "7:3.4-4",
        "7:3.4-4build1"
      ]
    }
  ],
  "aliases": [],
  "details": "The VC-2 Video Compression encoder in FFmpeg 3.0 and 3.4 allows remote attackers to cause a denial of service (out-of-bounds read) because of incorrect buffer padding for non-Haar wavelets, related to libavcodec/vc2enc.c and libavcodec/vc2enc_dwt.c.",
  "id": "UBUNTU-CVE-2017-16840",
  "modified": "2025-07-16T04:53:08Z",
  "published": "2017-11-21T08:29:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2017-16840"
    },
    {
      "type": "REPORT",
      "url": "http://git.videolan.org/?p=ffmpeg.git;a=commit;h=a94cb36ab2ad99d3a1331c9f91831ef593d94f74"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2017-16840"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2017-16840"
  ],
  "withdrawn": "2025-07-18T16:44:15Z"
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.