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| author | sapier <Sapier at GMX dot net> | 2014-09-06 17:41:40 +0200 |
|---|---|---|
| committer | sapier <Sapier at GMX dot net> | 2014-09-06 17:42:34 +0200 |
| commit | 944e79d7a6bc9b80210e12f9e96ea37c37703910 (patch) | |
| tree | f76f42b3d0124ff914a51ff945adbc704525d59e /src | |
| parent | 8948907431b329074f98f380c1f4be4bee0b2e3c (diff) | |
| download | minetest-944e79d7a6bc9b80210e12f9e96ea37c37703910.tar.gz minetest-944e79d7a6bc9b80210e12f9e96ea37c37703910.tar.bz2 minetest-944e79d7a6bc9b80210e12f9e96ea37c37703910.zip | |
Fix access to invalid data on reception of packet with size 0
Diffstat (limited to 'src')
| -rw-r--r-- | src/connection.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/connection.cpp b/src/connection.cpp index 2f9339e6a..bd0d872ca 100644 --- a/src/connection.cpp +++ b/src/connection.cpp @@ -2143,7 +2143,9 @@ void ConnectionReceiveThread::receive() LOG(derr_con<<m_connection->getDesc() <<"Receive(): Invalid incoming packet, " <<"size: " << received_size - <<", protocol: " << readU32(&packetdata[0]) <<std::endl); + <<", protocol: " + << ((received_size >= 4) ? readU32(&packetdata[0]) : -1) + << std::endl); continue; } |