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    CVE-2022-33967

    squashfs filesystem implementation of U-Boot versions from v2020.10-rc2 to v2022.07-rc5 contains a heap-based buffer overflow vulnerability due to a defect in the metadata reading process. Loading a specially crafted squashfs image may lead to a denial-of-service (DoS) condition or arbitrary code execution.

    Published:Jul 20, 2022
    Last Modified:Nov 3, 2025
    EPS:Jul 20, 2022
    EPSS Score:0.00498
    CVSS Score:7.8

    Affected Products

    Vendor
    Denx
    Product
    U-boot

    Exploits

    https://lists.denx.de/pipermail/u-boot/2022-June/487467.htmlhttps://lists.denx.de/pipermail/u-boot/2022-June/487467.html

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    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