UBUNTU-CVE-2019-11338

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    UBUNTU-CVE-2019-11338

    Published: 18 Apr 2019Last Modified: 22 Apr 2026
    Upstream:
    CVE-2019-11338

    Summary:

    Details: libavcodec/hevcdec.c in FFmpeg 3.4 and 4.1.2 mishandles detection of duplicate first slices, which allows remote attackers to cause a denial of service (NULL pointer dereference and out-of-array access) or possibly have unspecified other impact via crafted HEVC data.

    References: https://ubuntu.com/security/CVE-2019-11338, https://github.com/FFmpeg/FFmpeg/commit/54655623a82632e7624714d7b2a3e039dc5faa7e, https://ubuntu.com/security/notices/USN-3967-1, https://ubuntu.com/security/notices/USN-4431-1, https://www.cve.org/CVERecord?id=CVE-2019-11338

    Affected packages

    Package

    Name: ffmpeg

    Purl: pkg:deb/ubuntu/ffmpeg@7:2.8.17-0ubuntu0.1?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -7:2.8.17-0ubuntu0.1

    Affected versions

    7:2.7.2-1build1

    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