crypto/bn/bn_word.c:56: error: BUFFER_OVERRUN_L3
  Offset added: [0, 512] Size: [0, 67108856] by call to `BN_lshift`.
Showing all 14 steps of the trace


crypto/bn/bn_word.c:54:20: Call
52.   
53.       /* normalize input (so bn_div_words doesn't complain) */
54.       j = BN_BITS2 - BN_num_bits_word(w);
                         ^
55.       w <<= j;
56.       if (!BN_lshift(a, a, j))

crypto/bn/bn_lib.c:91:44: Assignment
  89.   int BN_num_bits_word(BN_ULONG l)
  90.   {
  91.       static const unsigned char bits[256] = {
                                                   ^
  92.           0, 1, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4,
  93.           5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,

crypto/bn/bn_lib.c:114:17: Assignment
  112.           if (l & 0xffff000000000000L) {
  113.               if (l & 0xff00000000000000L) {
  114.                   return (bits[(int)(l >> 56)] + 56);
                         ^
  115.               } else
  116.                   return (bits[(int)(l >> 48)] + 48);

crypto/bn/bn_word.c:54:5: Assignment
52.   
53.       /* normalize input (so bn_div_words doesn't complain) */
54.       j = BN_BITS2 - BN_num_bits_word(w);
          ^
55.       w <<= j;
56.       if (!BN_lshift(a, a, j))

crypto/bn/bn_word.c:56:10: Call
54.       j = BN_BITS2 - BN_num_bits_word(w);
55.       w <<= j;
56.       if (!BN_lshift(a, a, j))
               ^
57.           return (BN_ULONG)-1;
58.   

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:96:5: Assignment
  94.   
  95.       r->neg = a->neg;
  96.       nw = n / BN_BITS2;
            ^
  97.       if (bn_wexpand(r, a->top + nw + 1) == NULL)
  98.           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:97:9: Call
  95.       r->neg = a->neg;
  96.       nw = n / BN_BITS2;
  97.       if (bn_wexpand(r, a->top + nw + 1) == NULL)
                 ^
  98.           return (0);
  99.       lb = n % BN_BITS2;

crypto/bn/bn_lib.c:1014:1: Parameter `*a->d`
    1012.   }
    1013.   
    1014. > BIGNUM *bn_wexpand(BIGNUM *a, int words)
    1015.   {
    1016.       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:113:5: Array access: Offset added: [0, 512] Size: [0, 67108856] by call to `BN_lshift` 
  111.               t[nw + i] = (l << lb) & BN_MASK2;
  112.           }
  113.       memset(t, 0, sizeof(*t) * nw);
             ^
  114.       r->top = a->top + nw + 1;
  115.       bn_correct_top(r);
