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Fix potential panic

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Fangliding
2026-07-11 03:39:24 +08:00
parent 1aabe7ea78
commit e1d4a04fb4
1 changed files with 3 additions and 1 deletions
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common/protocol/quic/sniff.go
+3 -1
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@@ -143,7 +143,9 @@ func SniffQUIC(b []byte) (*SniffHeader, error) {
if err != nil { if err != nil {
return nil, err return nil, err
} }
if len(b) < hdrLen+4+block.BlockSize() {
return nil, errNotQuic
}
cache.Clear() cache.Clear()
mask := cache.Extend(int32(block.BlockSize())) mask := cache.Extend(int32(block.BlockSize()))
block.Encrypt(mask, b[hdrLen+4:hdrLen+4+len(mask)]) block.Encrypt(mask, b[hdrLen+4:hdrLen+4+len(mask)])