CVE-2020-21598

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    CVE-2020-21598

    Published: 16 Sept 2021Last Modified: 7 Aug 2026

    Summary:

    Details: libde265 v1.0.4 contains a heap buffer overflow in the ff_hevc_put_unweighted_pred_8_sse function, which can be exploited via a crafted a file.

    References: https://cwe.mitre.org/data/definitions/122.html, https://lists.debian.org/debian-lts-announce/2023/01/msg00020.html, https://www.debian.org/security/2023/dsa-5346, https://github.com/strukturag/libde265/issues/237

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- d065715fb8792f1559787bdd79c3a5b5a5f9e9a9
    Fixed -None

    Affected versions

    1.0.4

    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-2020-21598 | CVE-DB