crypto/ec/ecp_smpl.c:915: error: BUFFER_OVERRUN_L3
  Offset added: [0, 24] Size: [0, 67108856] by call to `BN_mod_lshift_quick`.
Showing all 12 steps of the trace


crypto/ec/ecp_smpl.c:915:10: Call
913.       if (!field_sqr(group, n0, n3, ctx))
914.           goto err;
915.       if (!BN_mod_lshift_quick(n3, n0, 3, p))
                ^
916.           goto err;
917.       /* n3 = 8 * Y_a^4 */

crypto/bn/bn_mod.c:159:1: Parameter `n`
  157.    * m
  158.    */
  159. > int BN_mod_lshift_quick(BIGNUM *r, const BIGNUM *a, int n, const BIGNUM *m)
  160.   {
  161.       if (r != a) {

crypto/bn/bn_mod.c:182:18: Call
  180.   
  181.           if (max_shift) {
  182.               if (!BN_lshift(r, r, max_shift))
                          ^
  183.                   return 0;
  184.               n -= max_shift;

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:113:5: Array access: Offset added: [0, 24] Size: [0, 67108856] by call to `BN_mod_lshift_quick` 
    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);
