xdp

The ionic network driver bug tracked as CVE-2024-42083 is a low-level Linux kernel flaw that can trigger a hard kernel panic when the driver mishandles multi-buffer (scatter-gather) packets in XDP paths; Microsoft’s public guidance currently identifies Azure Linux as the only Microsoft product...

The Linux kernel received a small but significant cleanup in the XDP memory-registration path: maintainers removed a kernel WARN() from the function __xdp_reg_mem_model(), a change tracked as CVE-2024-42082 that was prompted by a syzkaller discovery and landed across several stable trees to...

The Linux kernel fix tracked as CVE-2025-38127 — described upstream as “ice: fix Tx scheduler error handling in XDP callback” — landed in July 2025 to close a correctness and stability hole in Intel’s ICE Ethernet driver. Microsoft’s Security Response Center (MSRC) entry for the issue contains...

The Linux kernel’s libbpf received a targeted, upstream fix for a subtle but consequential ABI/stack-corruption bug: when the fields feature_flags and xdp_zc_max_segs were added to struct bpf_xdp_query_opts, the library wrote to those fields unconditionally instead of using the OPTS_SET() macro...