UBUNTU-CVE-2017-16840

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    UBUNTU-CVE-2017-16840

    Published: 21 Nov 2017Last Modified: 16 Jul 2025
    Upstream:
    CVE-2017-16840

    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.

    References: https://ubuntu.com/security/CVE-2017-16840, http://git.videolan.org/?p=ffmpeg.git;a=commit;h=a94cb36ab2ad99d3a1331c9f91831ef593d94f74, https://www.cve.org/CVERecord?id=CVE-2017-16840

    Affected packages

    Package

    Name: ffmpeg

    Purl: pkg:deb/ubuntu/ffmpeg@7:3.4.1-1?arch=source&distro=bionic

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -7:3.4.1-1

    Affected versions

    7:3.3.4-2
    7:3.3.4-2build3

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High