Message ID | 20200218235919.9360-2-michael@niedermayer.cc |
---|---|
State | Accepted |
Commit | aeb4e435847e0c970bcb1a835fe5eda17a4e1ce3 |
Headers | show |
Series | [FFmpeg-devel,1/4] avcodec/qdm2: Check fft_coefs_index | expand |
Context | Check | Description |
---|---|---|
andriy/ffmpeg-patchwork | success | Make fate finished |
On Wed, Feb 19, 2020 at 12:59:17AM +0100, Michael Niedermayer wrote: > Fixes: Timeout (21sec -> 80ms) > Fixes: 20673/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TXD_fuzzer-5177453863763968 > > Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> > --- > libavcodec/txd.c | 3 +++ > 1 file changed, 3 insertions(+) will apply [...]
diff --git a/libavcodec/txd.c b/libavcodec/txd.c index 8b20475d39..f00ba89e82 100644 --- a/libavcodec/txd.c +++ b/libavcodec/txd.c @@ -43,6 +43,9 @@ static int txd_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, int i, j; int ret; + if (avpkt->size < 88) + return AVERROR_INVALIDDATA; + ff_texturedsp_init(&dxtc); bytestream2_init(&gb, avpkt->data, avpkt->size);
Fixes: Timeout (21sec -> 80ms) Fixes: 20673/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TXD_fuzzer-5177453863763968 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> --- libavcodec/txd.c | 3 +++ 1 file changed, 3 insertions(+)