libavcodec/h264_mp4toannexb_bsf.c:56: error: Buffer Overrun L3
  Offset: 2 Size: [0, 2147483631].

libavcodec/h264_mp4toannexb_bsf.c:36:1: <Length trace>
34. } H264BSFContext;
35. 
36. static int alloc_and_copy(AVPacket *out,
    ^
37.                           const uint8_t *sps_pps, uint32_t sps_pps_size,
38.                           const uint8_t *in, uint32_t in_size)

libavcodec/h264_mp4toannexb_bsf.c:36:1: Parameter `sps_pps_size`
34. } H264BSFContext;
35. 
36. static int alloc_and_copy(AVPacket *out,
    ^
37.                           const uint8_t *sps_pps, uint32_t sps_pps_size,
38.                           const uint8_t *in, uint32_t in_size)

libavcodec/h264_mp4toannexb_bsf.c:56:9: Array access: Offset: 2 Size: [0, 2147483631]
54.         (out->data + offset + sps_pps_size)[0] =
55.         (out->data + offset + sps_pps_size)[1] = 0;
56.         (out->data + offset + sps_pps_size)[2] = 1;
            ^
57.     }
58. 
