From 89b96900fa7c17d0770c9af26af7c3ae36ae0253 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Mon, 17 Jun 2019 21:13:17 +0200 Subject: avcodec/m101: Fix off be 2 error Fixes: out of array read Fixes: 15263/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_M101_fuzzer-5728999453491200 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavcodec/m101.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'libavcodec') diff --git a/libavcodec/m101.c b/libavcodec/m101.c index d2549668fd..70f1da4f45 100644 --- a/libavcodec/m101.c +++ b/libavcodec/m101.c @@ -61,7 +61,7 @@ static int m101_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, stride = AV_RL32(avctx->extradata + 5*4); if (avctx->pix_fmt == AV_PIX_FMT_YUV422P10) - min_stride = (avctx->width + 15) / 16 * 20; + min_stride = (avctx->width + 15) / 16 * 40; if (stride < min_stride || avpkt->size < stride * (uint64_t)avctx->height) { av_log(avctx, AV_LOG_ERROR, "stride (%d) is invalid for packet sized %d\n", -- cgit v1.2.3