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    CVE-2024-6443

    In utf8_trunc in zephyr/lib/utils/utf8.c, last_byte_p can point to one byte before the string pointer if the string is empty.

    Published:Oct 4, 2024
    Last Modified:Nov 12, 2024
    EPS:Oct 4, 2024
    EPSS Score:0.00077
    CVSS Score:6.3

    Affected Products

    Vendor
    Zephyrproject
    Product
    Zephyr

    Exploits

    https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-gg46-3rh2-v765

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

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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