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fix potential plat creation exploit

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zerosum0x0 2016-10-30 22:04:10 -06:00 committed by GitHub
parent a29177de9e
commit 7f4ce3faf5
1 changed files with 7 additions and 1 deletions
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8
zone/client_process.cpp
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@ -3,7 +3,7 @@
This program is free software; you can redistribute it and/or modify This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License. the Free Software Foundation; version 2 of the License.f
This program is distributed in the hope that it will be useful, This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY except by those people which sell it, which but WITHOUT ANY WARRANTY except by those people which sell it, which
@ -1194,6 +1194,12 @@ void Client::OPMoveCoin(const EQApplicationPacket* app)
int32 *from_bucket = 0, *to_bucket = 0; int32 *from_bucket = 0, *to_bucket = 0;
Mob* trader = trade->With(); Mob* trader = trade->With();
// if amount < 0, client is sending a malicious packet
if (mc->amount < 0)
{
return;
}
// could just do a range, but this is clearer and explicit // could just do a range, but this is clearer and explicit
if if
( (