CVE-2012-2775

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    CVE-2012-2775

    Published: 10 Sept 2012Last Modified: 10 Apr 2026

    Summary:

    Details: Unspecified vulnerability in the read_var_block_data function in libavcodec/alsdec.c in FFmpeg before 0.11, and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.4, has unknown impact and attack vectors, related to a large order and an "out of array write in quant_cof."

    References: http://secunia.com/advisories/50468, http://secunia.com/advisories/51257, http://www.mandriva.com/security/advisories?name=MDVSA-2013:079, http://ffmpeg.org/security.html, http://git.videolan.org/?p=ffmpeg.git%3Ba=commitdiff%3Bh=9d3032b960ae03066c008d6e6774f68b17a1d69d, http://libav.org/releases/libav-0.7.7.changelog, http://libav.org/releases/libav-0.8.4.changelog, http://www.openwall.com/lists/oss-security/2012/08/31/3, http://www.openwall.com/lists/oss-security/2012/09/02/4, http://www.securityfocus.com/bid/55355

    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
    CVE-2012-2775 | CVE-DB