crypto/ec/ec_curve.c:3041: error: BUFFER_OVERRUN_L3
  Offset added: [8, +oo] Size: [0, 536870848] by call to `BN_set_word`.
Showing all 14 steps of the trace


crypto/ec/ec_curve.c:2995:14: Call
2993.       params += seed_len;         /* skip seed */
2994.   
2995.       if ((p = BN_bin2bn(params + 0 * param_len, param_len, NULL)) == NULL
                     ^
2996.           || (a = BN_bin2bn(params + 1 * param_len, param_len, NULL)) == NULL
2997.           || (b = BN_bin2bn(params + 2 * param_len, param_len, NULL)) == NULL) {

crypto/bn/bn_lib.c:416:9: Assignment
  414.       n = len;
  415.       if (n == 0) {
  416.           ret->top = 0;
                 ^
  417.           return (ret);
  418.       }

crypto/ec/ec_curve.c:3041:13: Call
3039.       }
3040.       if ((order = BN_bin2bn(params + 5 * param_len, param_len, NULL)) == NULL
3041.           || !BN_set_word(x, (BN_ULONG)data->cofactor)) {
                    ^
3042.           ECerr(EC_F_EC_GROUP_NEW_FROM_DATA, ERR_R_BN_LIB);
3043.           goto err;

crypto/bn/bn_lib.c:387:1: Parameter `*a->d`
  385.   }
  386.   
  387. > int BN_set_word(BIGNUM *a, BN_ULONG w)
  388.   {
  389.       bn_check_top(a);

crypto/bn/bn_lib.c:390:9: Call
  388.   {
  389.       bn_check_top(a);
  390.       if (bn_expand(a, (int)sizeof(BN_ULONG) * 8) == NULL)
                 ^
  391.           return (0);
  392.       a->neg = 0;

crypto/bn/bn_lcl.h:651:1: Parameter `*a->d`
    649.                            const BIGNUM *add, const BIGNUM *rem, BN_CTX *ctx);
    650.   
    651. > static ossl_inline BIGNUM *bn_expand(BIGNUM *a, int bits)
    652.   {
    653.       if (bits > (INT_MAX - BN_BITS2 + 1))

crypto/bn/bn_lcl.h:659:12: Call
    657.           return a;
    658.   
    659.       return bn_expand2((a),(bits+BN_BITS2-1)/BN_BITS2);
                      ^
    660.   }
    661.   

crypto/bn/bn_lib.c:273:1: Parameter `*b->d`
      271.    */
      272.   
      273. > BIGNUM *bn_expand2(BIGNUM *b, int words)
      274.   {
      275.       bn_check_top(b);

crypto/bn/bn_lib.c:278:23: Call
      276.   
      277.       if (words > b->dmax) {
      278.           BN_ULONG *a = bn_expand_internal(b, words);
                                   ^
      279.           if (!a)
      280.               return NULL;

crypto/bn/bn_lib.c:235:1: <Offset trace>
233.   /* This is used by bn_expand2() */
234.   /* The caller MUST check that words > b->dmax before calling this */
235. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
236.   {
237.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:235:1: Parameter `b->top`
        233.   /* This is used by bn_expand2() */
        234.   /* The caller MUST check that words > b->dmax before calling this */
        235. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
        236.   {
        237.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:235:1: <Length trace>
233.   /* This is used by bn_expand2() */
234.   /* The caller MUST check that words > b->dmax before calling this */
235. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
236.   {
237.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:235:1: Parameter `*b->d`
        233.   /* This is used by bn_expand2() */
        234.   /* The caller MUST check that words > b->dmax before calling this */
        235. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
        236.   {
        237.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:260:9: Array access: Offset added: [8, +oo] Size: [0, 536870848] by call to `BN_set_word` 
        258.       assert(b->top <= words);
        259.       if (b->top > 0)
        260.           memcpy(a, b->d, sizeof(*a) * b->top);
                       ^
        261.   
        262.       return a;
