ffmpeg | branch: master | Michael Niedermayer <[email protected]> | Sun Dec 18 17:47:25 2022 +0100| [685c0cfd3224b7febabc1877426f5efd489b7570] | committer: Michael Niedermayer
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 <[email protected]> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=685c0cfd3224b7febabc1877426f5efd489b7570 --- libavcodec/h264_slice.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) 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; _______________________________________________ ffmpeg-cvslog mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
