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stricter protection against bad dict in decompressor (#962)

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Alex Sharov 2023-03-31 10:16:03 +07:00 committed by GitHub
parent 9431fe1b94
commit 6cb595fe66
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1 changed files with 1 additions and 1 deletions
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compress/decompress.go
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@ -187,7 +187,7 @@ func NewDecompressor(compressedFilePath string) (*Decompressor, error) {
for i < dictSize {
d, ns := binary.Uvarint(data[i:])
if d > 2048 {
if d > 64 { // mainnet has maxDepth 31
return nil, fmt.Errorf("dictionary is invalid: patternMaxDepth=%d", d)
}
depths = append(depths, d)