crypto/dsa/dsa_gen.c:467: error: BUFFER_OVERRUN_L3
  Offset: [1, +oo] Size: [0, 8388607] by call to `BN_lshift`.
Showing all 12 steps of the trace


crypto/dsa/dsa_gen.c:300:1: Parameter `N`
298.    */
299.   
300. > int dsa_builtin_paramgen2(DSA *ret, size_t L, size_t N,
301.                             const EVP_MD *evpmd, const unsigned char *seed_in,
302.                             size_t seed_len, int idx, unsigned char *seed_out,

crypto/dsa/dsa_gen.c:313:5: Assignment
311.       BIGNUM *g = NULL, *q = NULL, *p = NULL;
312.       BN_MONT_CTX *mont = NULL;
313.       int i, k, n = 0, m = 0, qsize = N >> 3;
           ^
314.       int counter = 0;
315.       int r = 0;

crypto/dsa/dsa_gen.c:467:22: Call
465.                   if (!BN_bin2bn(md, mdsize, r0))
466.                       goto err;
467.                   if (!BN_lshift(r0, r0, (mdsize << 3) * k))
                            ^
468.                       goto err;
469.                   if (!BN_add(W, W, r0))

crypto/bn/bn_shift.c:81:1: <Offset trace>
79.   }
80.   
81. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
82.   {
83.       int i, nw, lb, rb;

crypto/bn/bn_shift.c:81:1: Parameter `n`
  79.   }
  80.   
  81. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
  82.   {
  83.       int i, nw, lb, rb;

crypto/bn/bn_shift.c:95:5: Assignment
  93.       }
  94.   
  95.       nw = n / BN_BITS2;
            ^
  96.       if (bn_wexpand(r, a->top + nw + 1) == NULL)
  97.           return (0);

crypto/bn/bn_shift.c:81:1: <Length trace>
79.   }
80.   
81. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
82.   {
83.       int i, nw, lb, rb;

crypto/bn/bn_shift.c:81:1: Parameter `*r->d`
  79.   }
  80.   
  81. > int BN_lshift(BIGNUM *r, const BIGNUM *a, int n)
  82.   {
  83.       int i, nw, lb, rb;

crypto/bn/bn_shift.c:96:9: Call
  94.   
  95.       nw = n / BN_BITS2;
  96.       if (bn_wexpand(r, a->top + nw + 1) == NULL)
                ^
  97.           return (0);
  98.       r->neg = a->neg;

crypto/bn/bn_lib.c:1016:1: Parameter `*a->d`
    1014.   }
    1015.   
    1016. > BIGNUM *bn_wexpand(BIGNUM *a, int words)
    1017.   {
    1018.       return (words <= a->dmax) ? a : bn_expand2(a, words);

crypto/bn/bn_shift.c:102:5: Assignment
  100.       rb = BN_BITS2 - lb;
  101.       f = a->d;
  102.       t = r->d;
             ^
  103.       t[a->top + nw] = 0;
  104.       if (lb == 0)

crypto/bn/bn_shift.c:110:13: Array access: Offset: [1, +oo] Size: [0, 8388607] by call to `BN_lshift` 
  108.           for (i = a->top - 1; i >= 0; i--) {
  109.               l = f[i];
  110.               t[nw + i + 1] |= (l >> rb) & BN_MASK2;
                     ^
  111.               t[nw + i] = (l << lb) & BN_MASK2;
  112.           }
