ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Thu Oct 6 22:28:33 2022 +0200| [9184d3d7b64459e975f26284a7b2e26cbf76480b] | committer: Michael Niedermayer
avcodec/speedhq: Check buf_size to be big enough for DC Fixes: Timeout Fixes: 51919/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SPEEDHQ_fuzzer-6023716480090112 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=9184d3d7b64459e975f26284a7b2e26cbf76480b --- libavcodec/speedhq.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavcodec/speedhq.c b/libavcodec/speedhq.c index 6dbba02776..04ba4dd19c 100644 --- a/libavcodec/speedhq.c +++ b/libavcodec/speedhq.c @@ -500,6 +500,8 @@ static int speedhq_decode_frame(AVCodecContext *avctx, AVFrame *frame, if (buf_size < 4 || avctx->width < 8 || avctx->width % 8 != 0) return AVERROR_INVALIDDATA; + if (buf_size < avctx->width*avctx->height / 64 / 4) + return AVERROR_INVALIDDATA; quality = buf[0]; if (quality >= 100) { _______________________________________________ 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".
