CVE-2014-8543

    Dashboard / Vulnerabilities / CVE-2014-8543

    CVE-2014-8543

    Published: 5 Nov 2014Last Modified: 16 Apr 2026

    Summary:

    Details: libavcodec/mmvideo.c in FFmpeg before 2.4.2 does not consider all lines of HHV Intra blocks during validation of image height, which allows remote attackers to cause a denial of service (out-of-bounds access) or possibly have unspecified other impact via crafted MM video data.

    References: http://www.ffmpeg.org/security.html, http://www.ubuntu.com/usn/USN-2534-1, https://security.gentoo.org/glsa/201603-06, http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=8b0e96e1f21b761ca15dbb470cd619a1ebf86c3e

    Affected packages

    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