shared umem

  1. AF_XDP Race Fix in Linux Kernel CVE-2025-37920

    A subtle synchronization bug in the Linux kernel’s AF_XDP (XSK) receive path has been fixed upstream — the change moves a spinlock from the per-socket structure into the shared UMEM pool to eliminate a race between RX and FILL processing when multiple sockets share a single umem. This...
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    • Forum: Security Alerts