CVE-2021-30123

    Dashboard / Vulnerabilities / CVE-2021-30123

    CVE-2021-30123

    Published: 7 Apr 2021Last Modified: 17 Aug 2026

    Summary:

    Details: FFmpeg <=4.3 contains a buffer overflow vulnerability in libavcodec through a crafted file that may lead to remote code execution.

    References: http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=d6f293353c94c7ce200f6e0975ae3de49787f91f, https://security.gentoo.org/glsa/202105-24, https://trac.ffmpeg.org/ticket/8845, https://trac.ffmpeg.org/ticket/8863

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- c5079bf3bccd24bf8ed45ff47ff4071fd09e9fd8
    Fixed -None

    Affected versions

    4.4

    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
    CVE-2021-30123 | CVE-DB