libavcodec/amrnbdec.c:358: error: Buffer Overrun L3
  Offset added: 20 Size: [0, +oo].

libavcodec/amrnbdec.c:333:1: <Length trace>
331.  * @param p                 pointer to the AMRContext
332.  */
333. static void lsf2lsp_3(AMRContext *p)
     ^
334. {
335.     const uint16_t *lsf_param = p->frame.lsf;

libavcodec/amrnbdec.c:333:1: Parameter `p->prev_lsf_r[*]`
331.  * @param p                 pointer to the AMRContext
332.  */
333. static void lsf2lsp_3(AMRContext *p)
     ^
334. {
335.     const uint16_t *lsf_param = p->frame.lsf;

libavcodec/amrnbdec.c:358:5: Array access: Offset added: 20 Size: [0, +oo]
356.     // store data for computing the next frame's LSFs
357.     interpolate_lsf(p->lsf_q, lsf_q);
358.     memcpy(p->prev_lsf_r, lsf_r, LP_FILTER_ORDER * sizeof(*lsf_r));
         ^
359. 
360.     lsf2lsp(lsf_q, p->lsp[3]);
