diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2022-12-18 17:47:25 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2023-01-11 12:12:27 +0100 |
| commit | 685c0cfd3224b7febabc1877426f5efd489b7570 (patch) | |
| tree | 0783353842972b24c6dda0e0c00e28b0fb3a0dab /libavcodec/h264_slice.c | |
| parent | 9ea2c79631083c55f103f9ec22b6c1c7fece65e4 (diff) | |
| download | ffmpeg-685c0cfd3224b7febabc1877426f5efd489b7570.tar.gz | |
avcodec/h264_slice: Use unsigned for fgs seed computation
Fixes: signed integer overflow: 2147481600 + 13408 cannot be represented in type 'int'
Fixes: 53963/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_H264_fuzzer-4650467311616000
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/h264_slice.c')
| -rw-r--r-- | libavcodec/h264_slice.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/h264_slice.c b/libavcodec/h264_slice.c index 420758ba0a..6188c74632 100644 --- a/libavcodec/h264_slice.c +++ b/libavcodec/h264_slice.c @@ -1228,7 +1228,7 @@ static int h264_export_frame_props(H264Context *h) ret = ff_h2645_sei_to_frame(out, &h->sei.common, AV_CODEC_ID_H264, h->avctx, &sps->vui, sps->bit_depth_luma, sps->bit_depth_chroma, - cur->poc + (h->poc_offset << 5)); + cur->poc + (unsigned)(h->poc_offset << 5)); if (ret < 0) return ret; |