Message ID | 20181205020558.28984-1-michael@niedermayer.cc |
---|---|
State | Accepted |
Commit | 52ba824c65817c1db6aad41c470dde7162252036 |
Headers | show |
On Wed, Dec 05, 2018 at 03:05:58AM +0100, Michael Niedermayer wrote: > Fixes: Timeout > Fixes: 11118/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RASC_fuzzer-5652564066959360 > > Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> > --- > libavcodec/rasc.c | 3 +++ > 1 file changed, 3 insertions(+) will apply [...]
diff --git a/libavcodec/rasc.c b/libavcodec/rasc.c index e8e0740ddd..67351dfd19 100644 --- a/libavcodec/rasc.c +++ b/libavcodec/rasc.c @@ -680,6 +680,9 @@ static int decode_frame(AVCodecContext *avctx, while (bytestream2_get_bytes_left(gb) > 0) { unsigned type, size = 0; + if (bytestream2_get_bytes_left(gb) < 8) + return AVERROR_INVALIDDATA; + type = bytestream2_get_le32(gb); if (type == KBND || type == BNDL) { intra = type == KBND;
Fixes: Timeout Fixes: 11118/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_RASC_fuzzer-5652564066959360 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> --- libavcodec/rasc.c | 3 +++ 1 file changed, 3 insertions(+)