diff options
Diffstat (limited to 'src/mongo/transport/message_compressor_manager.cpp')
| -rw-r--r-- | src/mongo/transport/message_compressor_manager.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mongo/transport/message_compressor_manager.cpp b/src/mongo/transport/message_compressor_manager.cpp index a78667c31b6..0ccd856ad23 100644 --- a/src/mongo/transport/message_compressor_manager.cpp +++ b/src/mongo/transport/message_compressor_manager.cpp @@ -154,6 +154,10 @@ StatusWith<Message> MessageCompressorManager::decompressMessage(const Message& m LOG(3) << "Decompressing message with " << compressor->getName(); + if (compressionHeader.uncompressedSize < 0) { + return {ErrorCodes::BadValue, "Decompressed message would be negative in size"}; + } + size_t bufferSize = compressionHeader.uncompressedSize + MsgData::MsgDataHeaderSize; if (bufferSize > MaxMessageSizeBytes) { return {ErrorCodes::BadValue, |