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restrict parse fil string length (#4780)

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Lucas Molas 2020-11-09 22:12:32 -03:00 committed by GitHub
parent 95d9084899
commit 3ec25cbece
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1 changed files with 4 additions and 0 deletions
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4
chain/types/fil.go
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@ -61,6 +61,10 @@ func ParseFIL(s string) (FIL, error) {
} }
} }
if len(s) > 50 {
return FIL{}, fmt.Errorf("string length too large: %d", len(s))
}
r, ok := new(big.Rat).SetString(s) r, ok := new(big.Rat).SetString(s)
if !ok { if !ok {
return FIL{}, fmt.Errorf("failed to parse %q as a decimal number", s) return FIL{}, fmt.Errorf("failed to parse %q as a decimal number", s)