UBUNTU-CVE-2021-3246

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    UBUNTU-CVE-2021-3246

    Published: 20 Jul 2021Last Modified: 22 Apr 2026
    Upstream:
    CVE-2021-3246

    Summary:

    Details: A heap buffer overflow vulnerability in msadpcm_decode_block of libsndfile 1.0.30 allows attackers to execute arbitrary code via a crafted WAV file.

    References: https://ubuntu.com/security/CVE-2021-3246, https://github.com/libsndfile/libsndfile/issues/687, https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26803, https://ubuntu.com/security/notices/USN-5025-1, https://ubuntu.com/security/notices/USN-5025-2, https://www.cve.org/CVERecord?id=CVE-2021-3246

    Affected packages

    Package

    Name: libsndfile

    Purl: pkg:deb/ubuntu/[email protected]+esm2?arch=source&distro=trusty/esm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.0.25-7ubuntu2.2+esm2

    Affected versions

    1.0.25-7ubuntu1
    1.0.25-7ubuntu2
    1.0.25-7ubuntu2.1
    1.0.25-7ubuntu2.2
    1.0.25-7ubuntu2.2+esm1

    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
    UBUNTU-CVE-2021-3246 | CVE-DB