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29 lines
1.0 KiB
Diff
29 lines
1.0 KiB
Diff
From d3c5c858620aaeb2d94ce29c15fa87cb39156e51 Mon Sep 17 00:00:00 2001
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From: linsaftw <25271111+linsaftw@users.noreply.github.com>
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Date: Wed, 19 May 2021 15:40:41 -0300
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Subject: [PATCH] Limit String read
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diff --git a/protocol/src/main/java/net/md_5/bungee/protocol/DefinedPacket.java b/protocol/src/main/java/net/md_5/bungee/protocol/DefinedPacket.java
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index 93d17f6b..dfcba274 100644
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--- a/protocol/src/main/java/net/md_5/bungee/protocol/DefinedPacket.java
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+++ b/protocol/src/main/java/net/md_5/bungee/protocol/DefinedPacket.java
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@@ -36,12 +36,13 @@ public abstract class DefinedPacket
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public static String readString(ByteBuf buf)
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{
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- return readString( buf, Short.MAX_VALUE );
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+ return readString( buf, 1024 ); // FlameCord
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}
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public static String readString(ByteBuf buf, int maxLen)
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{
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int len = readVarInt( buf );
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+
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if ( len > maxLen * 4 )
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{
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if(!MinecraftDecoder.DEBUG) throw STRING_TOO_MANY_BYTES_EXCEPTION; // Waterfall start: Additional DoS mitigations
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--
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2.31.1
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