CVE-2021-45700None▾ SunlitProcess crashes when the cell used as DepGroup is not alive
▾ Sunlit zone — Low / medium · no exploitation signal
impact 2.8 · likelihood 0.2 · exploitation 0
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Exploit-prediction probability, daily snapshots since Oct 13.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via OSV
Last analysed / modified upstream
1.1%
1.1% → 1.1%
It's easy to create a malign transaction which uses the dead cell as the DepGroup in the DepCells. The transaction can crash all the receiving nodes.
ckb >= 0.0.0-0, < 0.40.0Upgrade to a patched release:
ckb 0.40.0Connected by shared product, vendor, weakness, or advisory.