crypto/bn/bn_exp.c:1096: error: BUFFER_OVERRUN_L3
  Offset: [-1, +oo] Size: [1, +oo] by call to `bn_mul_mont_fixed_top`.
Showing all 18 steps of the trace


crypto/bn/bn_exp.c:592:1: Parameter `ctx->stack.depth`
590.    * http://www.daemonology.net/hyperthreading-considered-harmful/)
591.    */
592. > int BN_mod_exp_mont_consttime(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,
593.                                 const BIGNUM *m, BN_CTX *ctx,
594.                                 BN_MONT_CTX *in_mont)

crypto/bn/bn_exp.c:636:5: Call
634.       }
635.   
636.       BN_CTX_start(ctx);
           ^
637.   
638.       /*

crypto/bn/bn_ctx.c:171:1: Parameter `ctx->stack.depth`
  169.   }
  170.   
  171. > void BN_CTX_start(BN_CTX *ctx)
  172.   {
  173.       CTXDBG("ENTER BN_CTX_start()", ctx);

crypto/bn/bn_exp.c:757:10: Call
755.   
756.       /* prepare a^1 in Montgomery domain */
757.       if (!bn_to_mont_fixed_top(&am, a, mont, ctx))
                ^
758.           goto err;
759.   

crypto/bn/bn_mont.c:222:1: Parameter `ctx->stack.depth`
  220.   }
  221.   
  222. > int bn_to_mont_fixed_top(BIGNUM *r, const BIGNUM *a, BN_MONT_CTX *mont,
  223.                            BN_CTX *ctx)
  224.   {

crypto/bn/bn_mont.c:225:12: Call
  223.                            BN_CTX *ctx)
  224.   {
  225.       return bn_mul_mont_fixed_top(r, a, &(mont->RR), mont, ctx);
                    ^
  226.   }
  227.   

crypto/bn/bn_mont.c:37:1: Parameter `ctx->stack.depth`
    35.   }
    36.   
    37. > int bn_mul_mont_fixed_top(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
    38.                             BN_MONT_CTX *mont, BN_CTX *ctx)
    39.   {

crypto/bn/bn_exp.c:1096:18: Call
1094.   
1095.               /* Multiply the result into the intermediate result */
1096.               if (!bn_mul_mont_fixed_top(&tmp, &tmp, &am, mont, ctx))
                         ^
1097.                   goto err;
1098.           }

crypto/bn/bn_mont.c:60:5: Call
  58.           return 0;
  59.   
  60.       BN_CTX_start(ctx);
            ^
  61.       tmp = BN_CTX_get(ctx);
  62.       if (tmp == NULL)

crypto/bn/bn_ctx.c:171:1: Parameter `*ctx->stack.indexes`
    169.   }
    170.   
    171. > void BN_CTX_start(BN_CTX *ctx)
    172.   {
    173.       CTXDBG("ENTER BN_CTX_start()", ctx);

crypto/bn/bn_mont.c:83:5: Call
  81.       ret = 1;
  82.    err:
  83.       BN_CTX_end(ctx);
            ^
  84.       return ret;
  85.   }

crypto/bn/bn_ctx.c:185:1: Parameter `*ctx->stack.indexes`
    183.   }
    184.   
    185. > void BN_CTX_end(BN_CTX *ctx)
    186.   {
    187.       CTXDBG("ENTER BN_CTX_end()", ctx);

crypto/bn/bn_ctx.c:191:27: Call
    189.           ctx->err_stack--;
    190.       else {
    191.           unsigned int fp = BN_STACK_pop(&ctx->stack);
                                     ^
    192.           /* Does this stack frame have anything to release? */
    193.           if (fp < ctx->used)

crypto/bn/bn_ctx.c:266:1: <Offset trace>
264.   }
265.   
266. > static unsigned int BN_STACK_pop(BN_STACK *st)
267.   {
268.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:266:1: Parameter `st->depth`
      264.   }
      265.   
      266. > static unsigned int BN_STACK_pop(BN_STACK *st)
      267.   {
      268.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:266:1: <Length trace>
264.   }
265.   
266. > static unsigned int BN_STACK_pop(BN_STACK *st)
267.   {
268.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:266:1: Parameter `*st->indexes`
      264.   }
      265.   
      266. > static unsigned int BN_STACK_pop(BN_STACK *st)
      267.   {
      268.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:268:12: Array access: Offset: [-1, +oo] Size: [1, +oo] by call to `bn_mul_mont_fixed_top` 
      266.   static unsigned int BN_STACK_pop(BN_STACK *st)
      267.   {
      268.       return st->indexes[--(st->depth)];
                        ^
      269.   }
      270.   
