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    CVE-2021-47571

    In the Linux kernel, the following vulnerability has been resolved: staging: rtl8192e: Fix use after free in _rtl92e_pci_disconnect() The free_rtllib() function frees the "dev" pointer so there is use after free on the next line. Re-arrange things to avoid that.

    Published:May 24, 2024
    Last Modified:May 4, 2025
    EPS:May 24, 2024
    EPSS Score:0.0003
    CVSS Score:7.8

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-416 Use After Free

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    References

    https://git.kernel.org/stable/c/2e1ec01af2c7139c6a600bbfaea1a018b35094b6
    https://git.kernel.org/stable/c/8d0163cec7de995f9eb9c3128c83fb84f0cb1c64
    https://git.kernel.org/stable/c/9186680382934b0e7529d3d70dcc0a21d087683b
    https://git.kernel.org/stable/c/b535917c51acc97fb0761b1edec85f1f3d02bda4
    https://git.kernel.org/stable/c/bca19bb2dc2d89ce60c4a4a6e59609d4cf2e13ef
    https://git.kernel.org/stable/c/c0ef0e75a858cbd8618b473f22fbca36106dcf82
    https://git.kernel.org/stable/c/d43aecb694b10db9a4228ce2d38b5ae8de374443
    https://git.kernel.org/stable/c/e27ee2f607fe6a9b923ef1fc65461c0613c97594
    https://git.kernel.org/stable/c/2e1ec01af2c7139c6a600bbfaea1a018b35094b6
    https://git.kernel.org/stable/c/8d0163cec7de995f9eb9c3128c83fb84f0cb1c64
    https://git.kernel.org/stable/c/9186680382934b0e7529d3d70dcc0a21d087683b
    https://git.kernel.org/stable/c/b535917c51acc97fb0761b1edec85f1f3d02bda4
    https://git.kernel.org/stable/c/bca19bb2dc2d89ce60c4a4a6e59609d4cf2e13ef
    https://git.kernel.org/stable/c/c0ef0e75a858cbd8618b473f22fbca36106dcf82
    https://git.kernel.org/stable/c/d43aecb694b10db9a4228ce2d38b5ae8de374443
    https://git.kernel.org/stable/c/e27ee2f607fe6a9b923ef1fc65461c0613c97594

    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