crypto/dsa/dsa_ossl.c:358: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - 1):unsigned32 by call to `BN_mod_inverse`.
Showing all 20 steps of the trace


crypto/dsa/dsa_ossl.c:358:7: Call
356.   	/* Calculate W = inv(S) mod Q
357.   	 * save W in u2 */
358.   	if ((BN_mod_inverse(&u2,sig->s,dsa->q,ctx)) == NULL) goto err;
             ^
359.   
360.   	/* save M in u1 */

crypto/bn/bn_gcd.c:206:1: Parameter `ctx->stack.depth`
  204.   
  205.   /* solves ax == 1 (mod n) */
  206. > BIGNUM *BN_mod_inverse(BIGNUM *in,
  207.   	const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx)
  208.   	{

crypto/bn/bn_gcd.c:215:10: Call
  213.   	if ((BN_get_flags(a, BN_FLG_CONSTTIME) != 0) || (BN_get_flags(n, BN_FLG_CONSTTIME) != 0))
  214.   		{
  215.   		return BN_mod_inverse_no_branch(in, a, n, ctx);
                  ^
  216.   		}
  217.   

crypto/bn/bn_gcd.c:504:1: Parameter `ctx->stack.depth`
    502.    * It does not contain branches that may leak sensitive information.
    503.    */
    504. > BIGNUM *BN_mod_inverse_no_branch(BIGNUM *in,
    505.   	const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx)
    506.   	{

crypto/bn/bn_gcd.c:516:2: Call
    514.   	bn_check_top(n);
    515.   
    516.   	BN_CTX_start(ctx);
            ^
    517.   	A = BN_CTX_get(ctx);
    518.   	B = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:255:1: Parameter `ctx->stack.depth`
      253.   	}
      254.   
      255. > void BN_CTX_start(BN_CTX *ctx)
      256.   	{
      257.   	CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_gcd.c:545:8: Call
    543.   		pB = &local_B;
    544.   		BN_with_flags(pB, B, BN_FLG_CONSTTIME);	
    545.   		if (!BN_nnmod(B, pB, A, ctx)) goto err;
                  ^
    546.   		}
    547.   	sign = -1;

crypto/bn/bn_mod.c:127:1: Parameter `ctx->stack.depth`
      125.   
      126.   
      127. > int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)
      128.   	{
      129.   	/* like BN_mod, but returns non-negative remainder

crypto/bn/bn_mod.c:132:8: Call
      130.   	 * (i.e.,  0 <= r < |d|  always holds) */
      131.   
      132.   	if (!(BN_mod(r,m,d,ctx)))
                    ^
      133.   		return 0;
      134.   	if (!r->neg)

crypto/bn/bn_div.c:179:1: Parameter `ctx->stack.depth`
        177.    * If 'dv' or 'rm' is NULL, the respective value is not returned.
        178.    */
        179. > int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
        180.   	   BN_CTX *ctx)
        181.   	{

crypto/bn/bn_div.c:190:10: Call
        188.   	if ((BN_get_flags(num, BN_FLG_CONSTTIME) != 0) || (BN_get_flags(divisor, BN_FLG_CONSTTIME) != 0))
        189.   		{
        190.   		return BN_div_no_branch(dv, rm, num, divisor, ctx);
                        ^
        191.   		}
        192.   

crypto/bn/bn_div.c:409:1: Parameter `ctx->stack.depth`
          407.    * branches that may leak sensitive information.
          408.    */
          409. > int BN_div_no_branch(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, 
          410.   	const BIGNUM *divisor, BN_CTX *ctx)
          411.   	{

crypto/bn/bn_div.c:429:2: Call
          427.   		}
          428.   
          429.   	BN_CTX_start(ctx);
                  ^
          430.   	tmp=BN_CTX_get(ctx);
          431.   	snum=BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:255:1: Parameter `ctx->stack.depth`
            253.   	}
            254.   
            255. > void BN_CTX_start(BN_CTX *ctx)
            256.   	{
            257.   	CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_div.c:622:2: Call
          620.   		}
          621.   	bn_correct_top(res);
          622.   	BN_CTX_end(ctx);
                  ^
          623.   	return(1);
          624.   err:

crypto/bn/bn_ctx.c:270:1: Parameter `ctx->stack.depth`
            268.   	}
            269.   
            270. > void BN_CTX_end(BN_CTX *ctx)
            271.   	{
            272.   	CTXDBG_ENTRY("BN_CTX_end", ctx);

crypto/bn/bn_ctx.c:277:21: Call
            275.   	else
            276.   		{
            277.   		unsigned int fp = BN_STACK_pop(&ctx->stack);
                                       ^
            278.   		/* Does this stack frame have anything to release? */
            279.   		if(fp < ctx->used)

crypto/bn/bn_ctx.c:351:1: <LHS trace>
349.   	}
350.   
351. > static unsigned int BN_STACK_pop(BN_STACK *st)
352.   	{
353.   	return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:351:1: Parameter `st->depth`
              349.   	}
              350.   
              351. > static unsigned int BN_STACK_pop(BN_STACK *st)
              352.   	{
              353.   	return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:353:9: Binary operation: ([0, +oo] - 1):unsigned32 by call to `BN_mod_inverse` 
              351.   static unsigned int BN_STACK_pop(BN_STACK *st)
              352.   	{
              353.   	return st->indexes[--(st->depth)];
                             ^
              354.   	}
              355.   
