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network: forbid packets with length <= 0

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Moritz Zwerger 2023-10-28 23:01:58 +02:00
parent 4773311260
commit 3adc8d919e
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GPG Key ID: 5CAD791931B09AC4
1 changed files with 2 additions and 2 deletions
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src/main/java/de/bixilon/minosoft/protocol/network/network/client/netty/pipeline/length/LengthDecoder.kt
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@ -1,6 +1,6 @@
/* /*
* Minosoft * Minosoft
* Copyright (C) 2020-2022 Moritz Zwerger * Copyright (C) 2020-2023 Moritz Zwerger
* *
* 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 the Free Software Foundation, either version 3 of the License, or (at your option) any later version. * 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 the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
* *
@ -37,7 +37,7 @@ class LengthDecoder(
return return
} }
if (length > maxLength) { if (length <= 0 || length > maxLength) {
throw PacketTooLongException(length, maxLength) throw PacketTooLongException(length, maxLength)
} }