Fix blake2f precompile for rounds > 0x4000000

ethereumjs · Nov 11, 2019 · 1b5538e · 1b5538e
1 parent 29f14fb
commit 1b5538e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/evm/precompiles/09-blake2f.ts b/lib/evm/precompiles/09-blake2f.ts
@@ -404,7 +404,7 @@ export default function(opts: PrecompileInput): ExecResult {
   const f = lastByte === 1
 
   const gasUsed = new BN(opts._common.param('gasPrices', 'blake2Round'))
-  gasUsed.imuln(rounds)
+  gasUsed.imul(new BN(rounds))
   if (opts.gasLimit.lt(gasUsed)) {
     return OOGResult(opts.gasLimit)
   }