The decoder only outputs pixels for width >1 images, fail early Fixes: Timeout Fixes: 48298/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WNV1_fuzzer-6198626319204352
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/wnv1.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavcodec/wnv1.c b/libavcodec/wnv1.c index 0cf2181a48..f1223493fe 100644 --- a/libavcodec/wnv1.c +++ b/libavcodec/wnv1.c @@ -129,6 +129,9 @@ static av_cold int decode_init(AVCodecContext *avctx) ff_thread_once(&init_static_once, wnv1_init_static); + if (avctx->width <= 1) + return AVERROR_INVALIDDATA; + return 0; } -- 2.17.1 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
