crypto/dsa/dsa_ameth.c:269: error: INTEGER_OVERFLOW_L1
  (0 - 1):unsigned64 by call to `BN_mod_exp`.
Showing all 16 steps of the trace


crypto/dsa/dsa_ameth.c:258:23: Call
256.   		}
257.   	/* Calculate public key */
258.   	if (!(dsa->pub_key = BN_new()))
                             ^
259.   		{
260.   		DSAerr(DSA_F_DSA_PRIV_DECODE, ERR_R_MALLOC_FAILURE);

crypto/bn/bn_lib.c:308:2: Assignment
  306.   		}
  307.   	ret->flags=BN_FLG_MALLOCED;
  308.   	ret->top=0;
          ^
  309.   	ret->neg=0;
  310.   	ret->dmax=0;

crypto/dsa/dsa_ameth.c:269:7: Call
267.   		}
268.   			
269.   	if (!BN_mod_exp(dsa->pub_key, dsa->g, dsa->priv_key, dsa->p, ctx))
             ^
270.   		{
271.   		DSAerr(DSA_F_DSA_PRIV_DECODE,DSA_R_BN_ERROR);

crypto/bn/bn_exp.c:163:1: Parameter `a->top`
  161.   
  162.   
  163. > int BN_mod_exp(BIGNUM *r, const BIGNUM *a, const BIGNUM *p, const BIGNUM *m,
  164.   	       BN_CTX *ctx)
  165.   	{

crypto/bn/bn_exp.c:223:8: Call
  221.   		else
  222.   #  endif
  223.   			ret=BN_mod_exp_mont(r,a,p,m,ctx,NULL);
                ^
  224.   		}
  225.   	else

crypto/bn/bn_exp.c:371:1: Parameter `a->top`
    369.   
    370.   
    371. > int BN_mod_exp_mont(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,
    372.   		    const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *in_mont)
    373.   	{

crypto/bn/bn_exp.c:384:10: Call
    382.   	if (BN_get_flags(p, BN_FLG_CONSTTIME) != 0)
    383.   		{
    384.   		return BN_mod_exp_mont_consttime(rr, a, p, m, ctx, in_mont);
                    ^
    385.   		}
    386.   

crypto/bn/bn_exp.c:574:1: Parameter `a->top`
      572.    * http://www.daemonology.net/hyperthreading-considered-harmful/)
      573.    */
      574. > int BN_mod_exp_mont_consttime(BIGNUM *rr, const BIGNUM *a, const BIGNUM *p,
      575.   		    const BIGNUM *m, BN_CTX *ctx, BN_MONT_CTX *in_mont)
      576.   	{

crypto/bn/bn_exp.c:650:8: Call
      648.   	if (a->neg || BN_ucmp(a,m) >= 0)
      649.   		{
      650.   		if (!BN_mod(am,a,m,ctx))
                    ^
      651.   			goto err;
      652.   		aa= am;

crypto/bn/bn_div.c:181:1: Parameter `num->top`
        179.   static int BN_div_no_branch(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num,
        180.           const BIGNUM *divisor, BN_CTX *ctx);
        181. > int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
        182.   	   BN_CTX *ctx)
        183.   	{

crypto/bn/bn_div.c:204:10: Call
        202.   	if ((BN_get_flags(num, BN_FLG_CONSTTIME) != 0) || (BN_get_flags(divisor, BN_FLG_CONSTTIME) != 0))
        203.   		{
        204.   		return BN_div_no_branch(dv, rm, num, divisor, ctx);
                        ^
        205.   		}
        206.   

crypto/bn/bn_div.c:426:1: Parameter `num->top`
          424.    * branches that may leak sensitive information.
          425.    */
          426. > static int BN_div_no_branch(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, 
          427.   	const BIGNUM *divisor, BN_CTX *ctx)
          428.   	{

crypto/bn/bn_div.c:460:8: Call
          458.   	sdiv->neg=0;
          459.   	norm_shift+=BN_BITS2;
          460.   	if (!(BN_lshift(snum,num,norm_shift))) goto err;
                        ^
          461.   	snum->neg=0;
          462.   

crypto/bn/bn_shift.c:132:1: <LHS trace>
130.   	}
131.   
132. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
133.   	{
134.   	int i,nw,lb,rb;

crypto/bn/bn_shift.c:132:1: Parameter `a->top`
            130.   	}
            131.   
            132. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
            133.   	{
            134.   	int i,nw,lb,rb;

crypto/bn/bn_shift.c:150:8: Binary operation: (0 - 1):unsigned64 by call to `BN_mod_exp` 
            148.   	t[a->top+nw]=0;
            149.   	if (lb == 0)
            150.   		for (i=a->top-1; i>=0; i--)
                          ^
            151.   			t[nw+i]=f[i];
            152.   	else
