diff options
Diffstat (limited to 'Fixed-missing-length-check-in-video-channel.patch')
| -rw-r--r-- | Fixed-missing-length-check-in-video-channel.patch | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/Fixed-missing-length-check-in-video-channel.patch b/Fixed-missing-length-check-in-video-channel.patch new file mode 100644 index 0000000..3ba3d3d --- /dev/null +++ b/Fixed-missing-length-check-in-video-channel.patch @@ -0,0 +1,29 @@ +From bf28ea249de57acc6dfadbd778afef2093c1c283 Mon Sep 17 00:00:00 2001 +From: akallabeth <akallabeth@posteo.net> +Date: Thu, 6 Oct 2022 09:15:40 +0200 +Subject: [PATCH] Fixed missing length check in video channel + +Data received in video redirection channel was not checked for +proper length. + +(cherry picked from commit eeffd1050e9284d1464b58e049b2b4d88726632b) +--- + channels/video/client/video_main.c | 2 ++ + 1 file changed, 2 insertions(+) + +diff --git a/channels/video/client/video_main.c b/channels/video/client/video_main.c +index a21e7cdf2..a8031fc86 100644 +--- a/channels/video/client/video_main.c ++++ b/channels/video/client/video_main.c +@@ -930,6 +930,8 @@ static UINT video_data_on_data_received(IWTSVirtualChannelCallback* pChannelCall + Stream_Read_UINT16(s, data.PacketsInSample); + Stream_Read_UINT32(s, data.SampleNumber); + Stream_Read_UINT32(s, data.cbSample); ++ if (!Stream_CheckAndLogRequiredLength(TAG, s, data.cbSample)) ++ return ERROR_INVALID_DATA; + data.pSample = Stream_Pointer(s); + + /* +-- +2.37.1 + |