[FFmpeg-devel] [PATCH 06/25] avfilter/af_headphone: Fix stack buffer overflow
Andreas Rheinhardt
andreas.rheinhardt at gmail.com
Wed Sep 9 00:18:37 EEST 2020
The number of channels can be up to 64, not only 16.
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>
---
libavfilter/af_headphone.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavfilter/af_headphone.c b/libavfilter/af_headphone.c
index 99bdefbcff..42adc82df8 100644
--- a/libavfilter/af_headphone.c
+++ b/libavfilter/af_headphone.c
@@ -187,7 +187,7 @@ static int headphone_convolute(AVFilterContext *ctx, void *arg, int jobnr, int n
const int in_channels = in->channels;
const int buffer_length = s->buffer_length;
const uint32_t modulo = (uint32_t)buffer_length - 1;
- float *buffer[16];
+ float *buffer[64];
int wr = *write;
int read;
int i, l;
--
2.20.1
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