⬢ DragonFlyBSD Kernel Audit
DF-3667 / manifest.json
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{
  "finding_id": "DF-3667",
  "verdict": "inconclusive",
  "impact_class": "kernel heap info leak via NIC-DMA'd RX descriptor length (no runtime trigger: no ixgbe hardware on guest)",
  "reproduce": {
    "build": "cc -O2 -Wall -o df3667_sim df3667_sim.c",
    "run": "./df3667_sim",
    "expected": "desc len=0xffff -> claimed m_len=65535 in 2048-byte cluster, OOB read span=63487 bytes"
  },
  "kernel_refs": [
    "sys/dev/netif/ix/if_ix.c:2974",
    "sys/dev/netif/ix/if_ix.c:3031",
    "sys/dev/netif/ix/if_ix.c:3040",
    "sys/dev/netif/ix/if_ix.c:3044",
    "sys/dev/netif/ix/if_ix.c:2635",
    "sys/dev/netif/ix/if_ix.c:4142"
  ],
  "artifacts": [
    "README.md",
    "VERDICT.md",
    "df3667_sim.c",
    "run.log",
    "build.log",
    "build_baseline.log",
    "build_patched.log",
    "env.txt",
    "fix.diff",
    "manifest.json",
    "verdict.json"
  ]
}