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engine: client: fix buffer overflow in voice sound mixer

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This commit is contained in:
Alibek Omarov 2024-07-28 16:41:20 +03:00
parent a5ef33b302
commit 5554d13f7f
1 changed files with 6 additions and 2 deletions
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8
engine/client/s_mix.c
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@ -923,7 +923,7 @@ static void S_MixUpsample( int sampleCount, int filtertype )
static void MIX_MixRawSamplesBuffer( int end )
{
portable_samplepair_t *pbuf, *roombuf, *streambuf;
uint i, j, stop;
uint i, j, stop;
roombuf = MIX_GetPFrontFromIPaint( IROOMBUFFER );
streambuf = MIX_GetPFrontFromIPaint( ISTREAMBUFFER );
@ -956,7 +956,11 @@ static void MIX_MixRawSamplesBuffer( int end )
}
if( ch->entnum > 0 )
SND_MoveMouthRaw( ch, &ch->rawsamples[paintedtime & ( ch->max_samples - 1 )], stop - paintedtime );
{
int pos = paintedtime & ( ch->max_samples - 1 );
SND_MoveMouthRaw( ch, &ch->rawsamples[pos], bound( 0, ch->max_samples - pos, stop - paintedtime ));
}
}
}