libavcodec/mpegaudioenc.c:692: error: Buffer Overrun L2
  Offset: [0, 13] Size: 12.

libavcodec/mpegaudioenc.c:680:13: <Offset trace>
678. 
679.     for(k=0;k<3;k++) {
680.         for(l=0;l<12;l+=3) {
                 ^
681.             j = 0;
682.             for(i=0;i<s->sblimit;i++) {

libavcodec/mpegaudioenc.c:680:13: Assignment
678. 
679.     for(k=0;k<3;k++) {
680.         for(l=0;l<12;l+=3) {
                 ^
681.             j = 0;
682.             for(i=0;i<s->sblimit;i++) {

libavcodec/mpegaudioenc.c:610:1: <Length trace>
608.  * compared to other encoders :-)
609.  */
610. static void encode_frame(MpegAudioContext *s,
     ^
611.                          unsigned char bit_alloc[MPA_MAX_CHANNELS][SBLIMIT],
612.                          int padding)

libavcodec/mpegaudioenc.c:610:1: Parameter `s->sb_samples[*][*][*]`
608.  * compared to other encoders :-)
609.  */
610. static void encode_frame(MpegAudioContext *s,
     ^
611.                          unsigned char bit_alloc[MPA_MAX_CHANNELS][SBLIMIT],
612.                          int padding)

libavcodec/mpegaudioenc.c:692:38: Array access: Offset: [0, 13] Size: 12
690.                         steps = ff_mpa_quant_steps[qindex];
691.                         for(m=0;m<3;m++) {
692.                             sample = s->sb_samples[ch][k][l + m][i];
                                          ^
693.                             /* divide by scale factor */
694. #ifdef USE_FLOATS
