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    CVE-2026-46145

    In the Linux kernel, the following vulnerability has been resolved: RDMA/mana: Validate rx_hash_key_len Sashiko points out that rx_hash_key_len comes from a uAPI structure and is blindly passed to memcpy, allowing the userspace to trash kernel memory. Bounds check it so the memcpy cannot overflow.

    Published:May 28, 2026
    Last Modified:Sep 9, 2026
    EPS:May 28, 2026
    EPSS Score:0.00147
    CVSS Score:7.8

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

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    References

    https://git.kernel.org/stable/c/012796f9541fcd0c1fa8ae4da7eb4d83931ef838
    https://git.kernel.org/stable/c/11c1431d641e0e4e0529e96957995820600c7287
    https://git.kernel.org/stable/c/6dd2d4ad9c8429523b1c220c5132bd551c006425
    https://git.kernel.org/stable/c/7d7c9f0fcd19c4d2f0164347c58d49cafa961b72
    https://git.kernel.org/stable/c/7d94f155f354b961c598f71bafa804dceded513f
    https://access.redhat.com/errata/RHSA-2026:27353
    https://access.redhat.com/errata/RHSA-2026:27354
    https://access.redhat.com/errata/RHSA-2026:27789
    https://access.redhat.com/errata/RHSA-2026:30129
    https://access.redhat.com/errata/RHSA-2026:62568
    https://access.redhat.com/errata/RHSA-2026:64767
    https://access.redhat.com/errata/RHSA-2026:65712
    https://access.redhat.com/security/cve/CVE-2026-46145
    https://bugzilla.redhat.com/show_bug.cgi?id=2482581
    https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46145.json

    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