mlxsw

  1. CVE-2024-42073: Linux mlxsw Spectrum-4 Bug Patch and Azure Linux Attestation

    The Linux kernel flaw tracked as CVE‑2024‑42073 — a memory‑corruption bug in the Mellanox/NVIDIA mlxsw driver’s spectrum_buffers code that affects Spectrum‑4 hardware — is real, patched upstream, and important for operators of RDMA and Mellanox‑based networking gear; Microsoft’s public advisory...

  2. CVE-2024-35853: Mellanox mlxsw ACL TCAM memory leak and patch guidance

    A subtle defect in Mellanox's mlxsw Spectrum ACL TCAM code — tracked as CVE-2024-35853 — can leak kernel memory during the driver’s background “rehash” work, permitting attackers to gradually exhaust system resources and produce sustained or persistent denial-of-service conditions on affected...
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  3. CVE-2024-35854: Mellanox mlxsw Spectrum ACL TCAM Use‑After‑Free Patch

    A small timing bug in the Mellanox (mlxsw) Spectrum ACL TCAM code can let background rehash work destroy a region still referenced by active filter entries, producing a classic kernel use‑after‑free that leads to crashes and sustained denial of service — the flaw is tracked as CVE‑2024‑35854 and...