Message ID | 20221218170823.32130-4-michael@niedermayer.cc |
---|---|
State | Accepted |
Commit | 685c0cfd3224b7febabc1877426f5efd489b7570 |
Headers | show |
Series | [FFmpeg-devel,1/5] avcodec/tiff: Check camera_calibration for 0 | expand |
Context | Check | Description |
---|---|---|
yinshiyou/make_loongarch64 | success | Make finished |
yinshiyou/make_fate_loongarch64 | success | Make fate finished |
andriy/make_x86 | success | Make finished |
andriy/make_fate_x86 | success | Make fate finished |
On Sun, Dec 18, 2022 at 06:08:22PM +0100, Michael Niedermayer wrote: > 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> > --- > libavcodec/h264_slice.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) will apply [...]
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;
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> --- libavcodec/h264_slice.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)