{
  "finding": "DF-3583",
  "title": "RIO1 fast-post loop trusts card-controlled 8-bit rqs_seqno against a 15-element array — kernel stack OOB read up to 960 bytes",
  "verdict": "inconclusive",
  "impact": "none-observed (kernel stack OOB read on faulty/malicious HBA)",
  "reproduce": {
    "build": "mkdir -p dev/disk/isp && cp /usr/src/sys/dev/disk/isp/{isp_stds.h,ispmbox.h,ispreg.h,ispvar.h} dev/disk/isp/ && cc -Wall -I. -o trigger_df3583 trigger_df3583.c",
    "run": "./trigger_df3583",
    "expected": "FAULT at the i == 16 iteration — array holds 15 handles, loop bound is card-controlled 8-bit count"
  },
  "kernel_refs": [
    "sys/dev/disk/isp/isp.c:5087-5098",
    "sys/dev/disk/isp/isp.c:1360-1361",
    "sys/dev/disk/isp/ispmbox.h:866-871"
  ],
  "artifacts": [
    "trigger_df3583.c",
    "build.sh",
    "run.sh",
    "build.log",
    "run.log",
    "VERDICT.md",
    "verdict.json",
    "fix.diff",
    "manifest.json"
  ]
}
