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lavfi: add missing check in avfilter_filter_samples() 

Avoid out-of-buffer data access when nb_channels is 8.
This commit is contained in:
Stefano Sabatini 2011-12-27 15:15:02 +01:00
parent e9af732a1a
commit ae21776207
1 changed files with 1 additions and 1 deletions
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2
libavfilter/avfilter.c
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@ -678,7 +678,7 @@ void avfilter_filter_samples(AVFilterLink *link, AVFilterBufferRef *samplesref)
link->cur_buf->audio->sample_rate = samplesref->audio->sample_rate;
/* Copy actual data into new samples buffer */
for (i = 0; samplesref->data[i]; i++)
for (i = 0; samplesref->data[i] && i < 8; i++)
memcpy(link->cur_buf->data[i], samplesref->data[i], samplesref->linesize[0]);
avfilter_unref_buffer(samplesref);