This fixes out-of-bounds writes causing segmentation faults.
Found-by: Piotr Bandurski <[email protected]>
Signed-off-by: Andreas Cadhalpun <[email protected]>
---
Didn't you want to fix this before pushing?
---
libavcodec/cfhd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/cfhd.c b/libavcodec/cfhd.c
index 410bb7b..2436aae 100644
--- a/libavcodec/cfhd.c
+++ b/libavcodec/cfhd.c
@@ -280,7 +280,7 @@ static int cfhd_decode(AVCodecContext *avctx, void *data,
int *got_frame,
s->level++;
av_log(avctx, AV_LOG_DEBUG, "Subband number %"PRIu16"\n", data);
s->subband_num = data;
- if (s->level > DWT_LEVELS) {
+ if (s->level >= DWT_LEVELS) {
av_log(avctx, AV_LOG_ERROR, "Invalid level\n");
ret = AVERROR(EINVAL);
break;
--
2.7.0
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