[FFmpeg-cvslog] avcodec/targa_y216dec: Fix width type
Michael Niedermayer
git at videolan.org
Sun May 7 05:13:58 EEST 2017
ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Sun May 7 03:49:06 2017 +0200| [3e56db892600c2fbe34782c6140f1ee832a2c344] | committer: Michael Niedermayer
avcodec/targa_y216dec: Fix width type
Fixes out of array access
Fixes: 1376/clusterfuzz-testcase-minimized-6361794975105024
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=3e56db892600c2fbe34782c6140f1ee832a2c344
---
libavcodec/targa_y216dec.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/libavcodec/targa_y216dec.c b/libavcodec/targa_y216dec.c
index 21b3d35d67..443d48a92f 100644
--- a/libavcodec/targa_y216dec.c
+++ b/libavcodec/targa_y216dec.c
@@ -35,7 +35,8 @@ static int y216_decode_frame(AVCodecContext *avctx, void *data,
{
AVFrame *pic = data;
const uint16_t *src = (uint16_t *)avpkt->data;
- uint16_t *y, *u, *v, aligned_width = FFALIGN(avctx->width, 4);
+ uint16_t *y, *u, *v;
+ int aligned_width = FFALIGN(avctx->width, 4);
int i, j, ret;
if (avpkt->size < 4 * avctx->height * aligned_width) {
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