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xdp multi-buffer
About this tag
The tag xdp multi-buffer covers Linux kernel vulnerabilities in Mellanox mlx5 Ethernet drivers where XDP multi-buffer programs alter packet-buffer layout, leading to accounting bugs that can impact availability. These are not Windows vulnerabilities, but they matter to WindowsForum readers because modern Windows estates often include Hyper-V hosts, WSL workflows, Azure Linux guests, Kubernetes nodes, and high-throughput NICs. The discussions highlight how packet processing and kernel memory accounting issues in Linux can affect the operational blast radius of Windows-centric environments, emphasizing the need for cross-platform security awareness.
CVE-2026-43464 is a Linux kernel vulnerability, published by NVD on May 8, 2026 and sourced to kernel.org, affecting Mellanox mlx5 Ethernet receive handling when XDP multi-buffer programs alter packet-buffer layout on affected 6.6, 6.12, 6.17, 6.18, 6.19, and 7.0 release lines. It is not a...
CVE-2026-43465 is a Linux kernel mlx5e network-driver flaw, published by NVD on May 8, 2026 and last modified on May 20, that affects Mellanox/NVIDIA mlx5 Ethernet receive paths when XDP multi-buffer programs reshape packet fragments under striding receive queues. The short version is less...