⬢ DragonFlyBSD Kernel Audit
DF-4665 / manifest.json
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{
  "verdict": "reproduced",
  "impact": "dos",
  "confidence": "certain",
  "reproduce": {
    "build": "cc -O0 -g -Wall -o smu7_odn_overflow smu7_odn_overflow.c && cc -O0 -g -Wall -o smu7_odn_overflow_patched smu7_odn_overflow_patched.c",
    "run": "sh run.sh",
    "expected": "baseline count=16 (2 distinct clocks): DF-1166 dedup site IN BOUNDS while odn copy writes 224 bytes OOB and corrupts vdd_dependency_on_mclk.count; count=255: 6916 bytes past entries[7], 6420 past the backend object, 55/64 canaries smashed, 'OOB-WRITE CONFIRMED'; patched twin: 'FIX VALIDATED'."
  },
  "kernel_refs": [
    "sys/dev/drm/amd/powerplay/hwmgr/smu_helper.c:675-699",
    "sys/dev/drm/amd/powerplay/hwmgr/smu7_hwmgr.c:844-857",
    "sys/dev/drm/amd/powerplay/hwmgr/smu7_hwmgr.c:962-968",
    "sys/dev/drm/amd/powerplay/hwmgr/smu7_hwmgr.c:4844-4846",
    "sys/dev/drm/amd/powerplay/hwmgr/smu7_hwmgr.h:95",
    "sys/dev/drm/amd/powerplay/hwmgr/smu7_hwmgr.h:177-190",
    "sys/dev/drm/amd/powerplay/hwmgr/process_pptables_v1_0.c:436",
    "sys/dev/drm/amd/powerplay/hwmgr/vega10_hwmgr.c:318-323"
  ],
  "artifacts": [
    "smu7_odn_overflow.c",
    "smu7_odn_overflow_patched.c",
    "build.sh",
    "run.sh",
    "build.log",
    "run.log",
    "env.txt",
    "VERDICT.md",
    "fix.diff",
    "manifest.json",
    "verdict.json"
  ]
}