crypto/bn/bn_blind.c:255: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `int_bn_mod_inverse`.
Showing all 19 steps of the trace


crypto/bn/bn_blind.c:213:1: Parameter `ctx->stack.depth`
211.   }
212.   
213. > BN_BLINDING *BN_BLINDING_create_param(BN_BLINDING *b,
214.                                         const BIGNUM *e, BIGNUM *m, BN_CTX *ctx,
215.                                         int (*bn_mod_exp) (BIGNUM *r,

crypto/bn/bn_blind.c:255:14: Call
253.           if (!BN_priv_rand_range(ret->A, ret->mod))
254.               goto err;
255.           if (!int_bn_mod_inverse(ret->Ai, ret->A, ret->mod, ctx, &rv)) {
                    ^
256.               /*
257.                * this should almost never happen for good RSA keys

crypto/bn/bn_gcd.c:135:1: Parameter `ctx->stack.depth`
  133.   }
  134.   
  135. > BIGNUM *int_bn_mod_inverse(BIGNUM *in,
  136.                              const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx,
  137.                              int *pnoinv)

crypto/bn/bn_gcd.c:148:16: Call
  146.       if ((BN_get_flags(a, BN_FLG_CONSTTIME) != 0)
  147.           || (BN_get_flags(n, BN_FLG_CONSTTIME) != 0)) {
  148.           return BN_mod_inverse_no_branch(in, a, n, ctx);
                        ^
  149.       }
  150.   

crypto/bn/bn_gcd.c:451:1: Parameter `ctx->stack.depth`
    449.    * not contain branches that may leak sensitive information.
    450.    */
    451. > static BIGNUM *BN_mod_inverse_no_branch(BIGNUM *in,
    452.                                           const BIGNUM *a, const BIGNUM *n,
    453.                                           BN_CTX *ctx)

crypto/bn/bn_gcd.c:462:5: Call
    460.       bn_check_top(n);
    461.   
    462.       BN_CTX_start(ctx);
               ^
    463.       A = BN_CTX_get(ctx);
    464.       B = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:181:1: Parameter `ctx->stack.depth`
      179.   }
      180.   
      181. > void BN_CTX_start(BN_CTX *ctx)
      182.   {
      183.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_gcd.c:497:18: Call
    495.               bn_init(&local_B);
    496.               BN_with_flags(&local_B, B, BN_FLG_CONSTTIME);
    497.               if (!BN_nnmod(B, &local_B, A, ctx))
                            ^
    498.                   goto err;
    499.               /* Ensure local_B goes out of scope before any further use of B */

crypto/bn/bn_mod.c:13:1: Parameter `ctx->stack.depth`
      11.   #include "bn_lcl.h"
      12.   
      13. > int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)
      14.   {
      15.       /*

crypto/bn/bn_mod.c:20:11: Call
      18.        */
      19.   
      20.       if (!(BN_mod(r, m, d, ctx)))
                      ^
      21.           return 0;
      22.       if (!r->neg)

crypto/bn/bn_div.c:137:1: Parameter `ctx->stack.depth`
        135.    * If 'dv' or 'rm' is NULL, the respective value is not returned.
        136.    */
        137. > int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
        138.              BN_CTX *ctx)
        139.   {

crypto/bn/bn_div.c:190:5: Call
        188.       }
        189.   
        190.       BN_CTX_start(ctx);
                   ^
        191.       res = (dv == NULL) ? BN_CTX_get(ctx) : dv;
        192.       tmp = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:181:1: Parameter `ctx->stack.depth`
          179.   }
          180.   
          181. > void BN_CTX_start(BN_CTX *ctx)
          182.   {
          183.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_div.c:410:5: Call
        408.       if (no_branch)
        409.           bn_correct_top(res);
        410.       BN_CTX_end(ctx);
                   ^
        411.       return 1;
        412.    err:

crypto/bn/bn_ctx.c:195:1: Parameter `ctx->stack.depth`
          193.   }
          194.   
          195. > void BN_CTX_end(BN_CTX *ctx)
          196.   {
          197.       CTXDBG_ENTRY("BN_CTX_end", ctx);

crypto/bn/bn_ctx.c:201:27: Call
          199.           ctx->err_stack--;
          200.       else {
          201.           unsigned int fp = BN_STACK_pop(&ctx->stack);
                                           ^
          202.           /* Does this stack frame have anything to release? */
          203.           if (fp < ctx->used)

crypto/bn/bn_ctx.c:271:1: <LHS trace>
269.   }
270.   
271. > static unsigned int BN_STACK_pop(BN_STACK *st)
272.   {
273.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:271:1: Parameter `st->depth`
            269.   }
            270.   
            271. > static unsigned int BN_STACK_pop(BN_STACK *st)
            272.   {
            273.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:273:12: Binary operation: ([0, +oo] - 1):unsigned32 by call to `int_bn_mod_inverse` 
            271.   static unsigned int BN_STACK_pop(BN_STACK *st)
            272.   {
            273.       return st->indexes[--(st->depth)];
                              ^
            274.   }
            275.   
