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Add check for negative buffer_size inside StreamPeerGZIP::start_(de)compression #87448

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Mar 8, 2024
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Add check for negative buffer_size inside StreamPeerGZIP::start_(de)compression #87448

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1 change: 1 addition & 0 deletions core/io/stream_peer_gzip.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -76,6 +76,7 @@ Error StreamPeerGZIP::start_decompression(bool p_is_deflate, int buffer_size) {

Error StreamPeerGZIP::_start(bool p_compress, bool p_is_deflate, int buffer_size) {
ERR_FAIL_COND_V(ctx != nullptr, ERR_ALREADY_IN_USE);
ERR_FAIL_COND_V_MSG(buffer_size <= 0, ERR_INVALID_PARAMETER, "Invalid buffer size. It should be a positive integer.");
clear();
compressing = p_compress;
rb.resize(nearest_shift(buffer_size - 1));
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