crypto/bn/bn_exp.c:1404: error: BUFFER_OVERRUN_L3
  Offset: [-1, +oo] Size: [1, +oo] by call to `BN_mod_mul`.
Showing all 22 steps of the trace


crypto/bn/bn_exp.c:1338:1: Parameter `ctx->stack.depth`
1336.   
1337.   /* The old fallback, simple version :-) */
1338. > int BN_mod_exp_simple(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
1339.                         const BIGNUM *m, BN_CTX *ctx)
1340.   {

crypto/bn/bn_exp.c:1365:5: Call
1363.       }
1364.   
1365.       BN_CTX_start(ctx);
            ^
1366.       d = BN_CTX_get(ctx);
1367.       val[0] = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:227:1: Parameter `ctx->stack.depth`
  225.   }
  226.   
  227. > void BN_CTX_start(BN_CTX *ctx)
  228.   {
  229.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_exp.c:1371:10: Call
1369.           goto err;
1370.   
1371.       if (!BN_nnmod(val[0], a, m, ctx))
                 ^
1372.           goto err;               /* 1 */
1373.       if (BN_is_zero(val[0])) {

crypto/bn/bn_mod.c:118:1: Parameter `ctx->stack.depth`
  116.   #include "bn_lcl.h"
  117.   
  118. > int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)
  119.   {
  120.       /*

crypto/bn/bn_mod.c:125:11: Call
  123.        */
  124.   
  125.       if (!(BN_mod(r, m, d, ctx)))
                   ^
  126.           return 0;
  127.       if (!r->neg)

crypto/bn/bn_div.c:188:1: Parameter `ctx->stack.depth`
    186.    * If 'dv' or 'rm' is NULL, the respective value is not returned.
    187.    */
    188. > int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
    189.              BN_CTX *ctx)
    190.   {

crypto/bn/bn_exp.c:1404:22: Call
1402.           if (BN_is_bit_set(p, wstart) == 0) {
1403.               if (!start)
1404.                   if (!BN_mod_mul(r, r, r, m, ctx))
                             ^
1405.                       goto err;
1406.               if (wstart == 0)

crypto/bn/bn_mod.c:178:1: Parameter `ctx->stack.depth`
  176.   
  177.   /* slow but works */
  178. > int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,
  179.                  BN_CTX *ctx)
  180.   {

crypto/bn/bn_mod.c:188:5: Call
  186.       bn_check_top(m);
  187.   
  188.       BN_CTX_start(ctx);
             ^
  189.       if ((t = BN_CTX_get(ctx)) == NULL)
  190.           goto err;

crypto/bn/bn_ctx.c:227:1: Parameter `ctx->stack.depth`
    225.   }
    226.   
    227. > void BN_CTX_start(BN_CTX *ctx)
    228.   {
    229.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_mod.c:195:14: Call
  193.               goto err;
  194.       } else {
  195.           if (!BN_mul(t, a, b, ctx))
                      ^
  196.               goto err;
  197.       }

crypto/bn/bn_mul.c:908:5: Call
    906.       top = al + bl;
    907.   
    908.       BN_CTX_start(ctx);
               ^
    909.       if ((r == a) || (r == b)) {
    910.           if ((rr = BN_CTX_get(ctx)) == NULL)

crypto/bn/bn_ctx.c:227:1: Parameter `*ctx->stack.indexes`
      225.   }
      226.   
      227. > void BN_CTX_start(BN_CTX *ctx)
      228.   {
      229.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_mul.c:1032:5: Call
    1030.    err:
    1031.       bn_check_top(r);
    1032.       BN_CTX_end(ctx);
                ^
    1033.       return (ret);
    1034.   }

crypto/bn/bn_ctx.c:241:1: Parameter `*ctx->stack.indexes`
      239.   }
      240.   
      241. > void BN_CTX_end(BN_CTX *ctx)
      242.   {
      243.       CTXDBG_ENTRY("BN_CTX_end", ctx);

crypto/bn/bn_ctx.c:247:27: Call
      245.           ctx->err_stack--;
      246.       else {
      247.           unsigned int fp = BN_STACK_pop(&ctx->stack);
                                       ^
      248.           /* Does this stack frame have anything to release? */
      249.           if (fp < ctx->used)

crypto/bn/bn_ctx.c:317:1: <Offset trace>
315.   }
316.   
317. > static unsigned int BN_STACK_pop(BN_STACK *st)
318.   {
319.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:317:1: Parameter `st->depth`
        315.   }
        316.   
        317. > static unsigned int BN_STACK_pop(BN_STACK *st)
        318.   {
        319.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:317:1: <Length trace>
315.   }
316.   
317. > static unsigned int BN_STACK_pop(BN_STACK *st)
318.   {
319.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:317:1: Parameter `*st->indexes`
        315.   }
        316.   
        317. > static unsigned int BN_STACK_pop(BN_STACK *st)
        318.   {
        319.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:319:12: Array access: Offset: [-1, +oo] Size: [1, +oo] by call to `BN_mod_mul` 
        317.   static unsigned int BN_STACK_pop(BN_STACK *st)
        318.   {
        319.       return st->indexes[--(st->depth)];
                          ^
        320.   }
        321.   
