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    CVE-2021-47121

    In the Linux kernel, the following vulnerability has been resolved: net: caif: fix memory leak in cfusbl_device_notify In case of caif_enroll_dev() fail, allocated link_support won't be assigned to the corresponding structure. So simply free allocated pointer in case of error.

    Published:Mar 15, 2024
    Last Modified:May 4, 2025
    EPS:Mar 15, 2024
    EPSS Score:0.00014
    CVSS Score:5.5

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    References

    https://git.kernel.org/stable/c/46403c1f80b0d3f937ff9c4f5edc63bb64bc5051
    https://git.kernel.org/stable/c/4d94f530cd24c85aede6e72b8923f371b45d6886
    https://git.kernel.org/stable/c/7f5d86669fa4d485523ddb1d212e0a2d90bd62bb
    https://git.kernel.org/stable/c/81afc61cb6e2b553f2c5f992fa79e0ae73857141
    https://git.kernel.org/stable/c/9ea0ab48e755d8f29fe89eb235fb86176fdb597f
    https://git.kernel.org/stable/c/cc302e30a504e6b60a9ac8df7988646f46cd0294
    https://git.kernel.org/stable/c/dde8686985ec24d6b00487080a906609bd613ea1
    https://git.kernel.org/stable/c/e8b37f5009ea7095529790f022859711e6939c76
    https://git.kernel.org/stable/c/46403c1f80b0d3f937ff9c4f5edc63bb64bc5051
    https://git.kernel.org/stable/c/4d94f530cd24c85aede6e72b8923f371b45d6886
    https://git.kernel.org/stable/c/7f5d86669fa4d485523ddb1d212e0a2d90bd62bb
    https://git.kernel.org/stable/c/81afc61cb6e2b553f2c5f992fa79e0ae73857141
    https://git.kernel.org/stable/c/9ea0ab48e755d8f29fe89eb235fb86176fdb597f
    https://git.kernel.org/stable/c/cc302e30a504e6b60a9ac8df7988646f46cd0294
    https://git.kernel.org/stable/c/dde8686985ec24d6b00487080a906609bd613ea1
    https://git.kernel.org/stable/c/e8b37f5009ea7095529790f022859711e6939c76

    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