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GUACAMOLE-1059: Verify correct number of bytes for incoming wave.

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This commit is contained in:
Nick Couchman 2020-05-05 17:15:47 -04:00
parent 315a8a7179
commit 47bf3ab672
1 changed files with 2 additions and 2 deletions
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src/protocols/rdp/channels/rdpsnd/rdpsnd-messages.c
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@ -310,8 +310,8 @@ void guac_rdpsnd_wave_handler(guac_rdp_common_svc* svc,
guac_rdp_client* rdp_client = (guac_rdp_client*) client->data;
guac_audio_stream* audio = rdp_client->audio;
/* Verify we have at least 4 bytes, which is manually copied below. */
if (Stream_Length(input_stream) < 4) {
/* Verify that the stream has bytes to cover the wave size plus header. */
if (Stream_Length(input_stream) < (rdpsnd->incoming_wave_size + 4)) {
guac_client_log(svc->client, GUAC_LOG_WARNING, "Audio Wave PDU does "
"not contain the expected number of bytes. Sound may not work "
"as expected.");