From 66acb630286cf1bf03bfbdab6c7c784ff20bde61 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sun, 4 Feb 2018 02:14:49 +0100 Subject: [PATCH] avcodec/pafvideo: Check allocated frame size Fixes: OOM Fixes: 5549/clusterfuzz-testcase-minimized-5390553567985664 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer --- libavcodec/pafvideo.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/libavcodec/pafvideo.c b/libavcodec/pafvideo.c index 6980ae1b35..7c5861dfaf 100644 --- a/libavcodec/pafvideo.c +++ b/libavcodec/pafvideo.c @@ -78,6 +78,7 @@ static av_cold int paf_video_init(AVCodecContext *avctx) { PAFVideoDecContext *c = avctx->priv_data; int i; + int ret; c->width = avctx->width; c->height = avctx->height; @@ -90,6 +91,9 @@ static av_cold int paf_video_init(AVCodecContext *avctx) } avctx->pix_fmt = AV_PIX_FMT_PAL8; + ret = av_image_check_size2(avctx->width, FFALIGN(avctx->height, 256), avctx->max_pixels, avctx->pix_fmt, 0, avctx); + if (ret < 0) + return ret; c->pic = av_frame_alloc(); if (!c->pic)