crypto/bn/bn_sqrt.c:169: error: BUFFER_OVERRUN_L3
  Offset added: [8, +oo] Size: [0, 536870848] by call to `BN_copy`.
Showing all 13 steps of the trace


crypto/bn/bn_sqrt.c:60:9: Call
58.   
59.       BN_CTX_start(ctx);
60.       A = BN_CTX_get(ctx);
              ^
61.       b = BN_CTX_get(ctx);
62.       q = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:229:5: Call
  227.       }
  228.       /* OK, make sure the returned bignum is "zero" */
  229.       BN_zero(ret);
             ^
  230.       ctx->used++;
  231.       CTXDBG_RET(ctx, ret);

crypto/bn/bn_lib.c:398:1: Parameter `*a->d`
    396.   }
    397.   
    398. > int BN_set_word(BIGNUM *a, BN_ULONG w)
    399.   {
    400.       bn_check_top(a);

crypto/bn/bn_lib.c:401:9: Call
    399.   {
    400.       bn_check_top(a);
    401.       if (bn_expand(a, (int)sizeof(BN_ULONG) * 8) == NULL)
                   ^
    402.           return (0);
    403.       a->neg = 0;

crypto/bn/bn_lcl.h:658:1: Parameter `*a->d`
      656.                            const BIGNUM *add, const BIGNUM *rem, BN_CTX *ctx);
      657.   
      658. > static ossl_inline BIGNUM *bn_expand(BIGNUM *a, int bits)
      659.   {
      660.       if (bits > (INT_MAX - BN_BITS2 + 1))

crypto/bn/bn_sqrt.c:169:10: Call
167.        * find some y that is not a square.
168.        */
169.       if (!BN_copy(q, p))
                ^
170.           goto end;               /* use 'q' as temp */
171.       q->neg = 0;

crypto/bn/bn_lib.c:323:1: <Offset trace>
321.   }
322.   
323. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
324.   {
325.       bn_check_top(b);

crypto/bn/bn_lib.c:323:1: Parameter `b->top`
  321.   }
  322.   
  323. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
  324.   {
  325.       bn_check_top(b);

crypto/bn/bn_lib.c:323:1: <Length trace>
321.   }
322.   
323. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
324.   {
325.       bn_check_top(b);

crypto/bn/bn_lib.c:323:1: Parameter `*a->d`
  321.   }
  322.   
  323. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
  324.   {
  325.       bn_check_top(b);

crypto/bn/bn_lib.c:329:9: Call
  327.       if (a == b)
  328.           return a;
  329.       if (bn_wexpand(a, b->top) == NULL)
                 ^
  330.           return NULL;
  331.   

crypto/bn/bn_lib.c:951:1: Parameter `*a->d`
    949.   }
    950.   
    951. > BIGNUM *bn_wexpand(BIGNUM *a, int words)
    952.   {
    953.       return (words <= a->dmax) ? a : bn_expand2(a, words);

crypto/bn/bn_lib.c:333:9: Array access: Offset added: [8, +oo] Size: [0, 536870848] by call to `BN_copy` 
  331.   
  332.       if (b->top > 0)
  333.           memcpy(a->d, b->d, sizeof(b->d[0]) * b->top);
                 ^
  334.   
  335.       if (BN_get_flags(b, BN_FLG_CONSTTIME) != 0)
