DF-2404 / manifest.json
{ "finding_id": "DF-2404", "verdict": "reproduced", "impact": "none", "reproduce": { "build": "see build.sh (dfmisc.ko with verbatim rdrand)", "run": "vmstat -m | grep temp; sysctl \"kern.dfmiscgo=rdrand 20000\"; vmstat -m | grep temp", "expected": "Quantified kernel-heap leak of the sc_rng_co callout array: 20000 production rdrand_attach/rdrand_detach cycles grew M_TEMP from Count=474/337K to Count=20000/3.08M (vmstat -m), exactly one ncpus-size" }, "kernel_refs": [ "sys/dev/crypto/rdrand/rdrand.c:126", "sys/dev/crypto/rdrand/rdrand.c:143" ], "artifacts": [ "README.md", "VERDICT.md", "build.sh", "dfmisc.c", "env.txt", "fix.diff", "manifest.json", "miscctl.c", "rdrand_verbatim.h", "run.log", "run.sh", "verdict.json" ] } |