CVE-2021-3246

    Dashboard / Vulnerabilities / CVE-2021-3246

    CVE-2021-3246

    Published: 20 Jul 2021Last Modified: 8 Jul 2026

    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://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DLUDCEMMPRA3IYYYHVZUOUZXI65FU37V/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T7LNW4AVDVL3BU3N3KGVFLTYFASBVCIF/, https://lists.debian.org/debian-lts-announce/2021/07/msg00024.html, https://security.gentoo.org/glsa/202309-11, https://www.debian.org/security/2021/dsa-4947, https://github.com/libsndfile/libsndfile/issues/687

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 68958f9c9199dad97dcd10700df3746b2cd9b8a3
    Fixed -None

    Affected versions

    1.0.30

    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-2021-3246 | CVE-DB