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Added check to see if fragment packet header was invalid

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Collin Smith
2020-06-21 20:36:33 -07:00
parent 7e31a3a5dd
commit e831ca09cd
1 changed files with 5 additions and 1 deletions
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6
server/netty/src/com/riiablo/net/reliable/Packet.java
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@ -233,7 +233,11 @@ public abstract class Packet {
return -1; return -1;
} }
SinglePacket packetHeader = new SinglePacket(); SinglePacket packetHeader = new SinglePacket();
packetHeader.readHeader(config, bb, bb.readByte()); int packetHeaderSize = packetHeader.readHeader(config, bb, bb.readByte());
if (packetHeaderSize < 0) {
logError("bad packet header in fragment");
return -1;
}
if (packetHeader.sequence != sequence) { if (packetHeader.sequence != sequence) {
logError("bad packet sequence in fragment. expected %d, got %d", sequence, packetHeader.sequence); logError("bad packet sequence in fragment. expected %d, got %d", sequence, packetHeader.sequence);
return -1; return -1;