⬢ DragonFlyBSD Kernel Audit
DF-3719 / manifest.json
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{
  "finding_id": "DF-3719",
  "title": "mxge firmware load: registered-size metadata drives an unbounded SRAM PIO copy (no fw_len vs sram_size check; *limit overwritten) and short-inflate copies uninitialized heap to the NIC",
  "verdict": "inconclusive",
  "impact": "none",
  "confidence": "certain",
  "mechanism_guest_proven": false,
  "reproduce": {
    "build": "n/a (hardware-gated)",
    "run": "n/a (hardware-gated)",
    "expected": "source-level: FIRMWS size > sram_size-1MB -> PIO past BAR mapping; total_out < fw_len -> uninit heap to device"
  },
  "kernel_refs": [
    "sys/dev/netif/mxge/if_mxge.c:685",
    "sys/dev/netif/mxge/if_mxge.c:713",
    "sys/dev/netif/mxge/if_mxge.c:721",
    "sys/dev/netif/mxge/if_mxge.c:910"
  ],
  "artifacts": ["README.md", "VERDICT.md", "fix.diff", "verdict.json", "manifest.json", "env.txt"]
}