30 lines
1022 B
Diff
30 lines
1022 B
Diff
From bf28ea249de57acc6dfadbd778afef2093c1c283 Mon Sep 17 00:00:00 2001
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From: akallabeth <akallabeth@posteo.net>
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Date: Thu, 6 Oct 2022 09:15:40 +0200
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Subject: [PATCH] Fixed missing length check in video channel
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Data received in video redirection channel was not checked for
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proper length.
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(cherry picked from commit eeffd1050e9284d1464b58e049b2b4d88726632b)
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---
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channels/video/client/video_main.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/channels/video/client/video_main.c b/channels/video/client/video_main.c
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index a21e7cdf2..a8031fc86 100644
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--- a/channels/video/client/video_main.c
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+++ b/channels/video/client/video_main.c
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@@ -930,6 +930,8 @@ static UINT video_data_on_data_received(IWTSVirtualChannelCallback* pChannelCall
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Stream_Read_UINT16(s, data.PacketsInSample);
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Stream_Read_UINT32(s, data.SampleNumber);
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Stream_Read_UINT32(s, data.cbSample);
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+ if (!Stream_CheckAndLogRequiredLength(TAG, s, data.cbSample))
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+ return ERROR_INVALID_DATA;
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data.pSample = Stream_Pointer(s);
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/*
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--
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2.37.1
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