ffmpeg | branch: release/5.0 | Michael Niedermayer <mich...@niedermayer.cc> | Sun Jul 3 02:31:47 2022 +0200| [048f3714c2ea2472e8cdd21b9e80ec4b5036c812] | committer: Michael Niedermayer
avcodec/wnv1: Check for width =1 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> (cherry picked from commit d98d5a436aa70d3cef8f914c0467ef2fb2dd1dfc) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=048f3714c2ea2472e8cdd21b9e80ec4b5036c812 --- libavcodec/wnv1.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libavcodec/wnv1.c b/libavcodec/wnv1.c index 5d6c91d2d2..8fd5a732a5 100644 --- a/libavcodec/wnv1.c +++ b/libavcodec/wnv1.c @@ -126,6 +126,9 @@ static av_cold int decode_init(AVCodecContext *avctx) { static AVOnce init_static_once = AV_ONCE_INIT; + if (avctx->width <= 1) + return AVERROR_INVALIDDATA; + avctx->pix_fmt = AV_PIX_FMT_YUV422P; ff_thread_once(&init_static_once, wnv1_init_static); _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
