crypto/bn/bn_recp.c:99: error: BUFFER_OVERRUN_L3
  Offset added: [8, +oo] Size: [0, 67108856] by call to `BN_set_word`.
Showing all 20 steps of the trace


crypto/bn/bn_recp.c:84:1: Parameter `dv->top`
82.   }
83.   
84. > int BN_div_recp(BIGNUM *dv, BIGNUM *rem, const BIGNUM *m,
85.                   BN_RECP_CTX *recp, BN_CTX *ctx)
86.   {

crypto/bn/bn_recp.c:99:9: Call
97.   
98.       if (BN_ucmp(m, &(recp->N)) < 0) {
99.           BN_zero(d);
               ^
100.           if (!BN_copy(r, m)) {
101.               BN_CTX_end(ctx);

crypto/bn/bn_lib.c:358:1: Parameter `a->top`
  356.   }
  357.   
  358. > int BN_set_word(BIGNUM *a, BN_ULONG w)
  359.   {
  360.       bn_check_top(a);

crypto/bn/bn_lib.c:361:9: Call
  359.   {
  360.       bn_check_top(a);
  361.       if (bn_expand(a, (int)sizeof(BN_ULONG) * 8) == NULL)
                 ^
  362.           return 0;
  363.       a->neg = 0;

crypto/bn/bn_lcl.h:660:1: Parameter `a->top`
    658.                            const BIGNUM *add, const BIGNUM *rem, BN_CTX *ctx);
    659.   
    660. > static ossl_inline BIGNUM *bn_expand(BIGNUM *a, int bits)
    661.   {
    662.       if (bits > (INT_MAX - BN_BITS2 + 1))

crypto/bn/bn_lcl.h:668:12: Call
    666.           return a;
    667.   
    668.       return bn_expand2((a),(bits+BN_BITS2-1)/BN_BITS2);
                      ^
    669.   }
    670.   

crypto/bn/bn_lib.c:244:1: Parameter `b->top`
      242.    */
      243.   
      244. > BIGNUM *bn_expand2(BIGNUM *b, int words)
      245.   {
      246.       if (words > b->dmax) {

crypto/bn/bn_lib.c:247:23: Call
      245.   {
      246.       if (words > b->dmax) {
      247.           BN_ULONG *a = bn_expand_internal(b, words);
                                   ^
      248.           if (!a)
      249.               return NULL;

crypto/bn/bn_lib.c:208:1: <Offset trace>
206.   /* This is used by bn_expand2() */
207.   /* The caller MUST check that words > b->dmax before calling this */
208. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
209.   {
210.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:208:1: Parameter `b->top`
        206.   /* This is used by bn_expand2() */
        207.   /* The caller MUST check that words > b->dmax before calling this */
        208. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
        209.   {
        210.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:208:1: <Length trace>
206.   /* This is used by bn_expand2() */
207.   /* The caller MUST check that words > b->dmax before calling this */
208. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
209.   {
210.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:208:1: Parameter `words`
        206.   /* This is used by bn_expand2() */
        207.   /* The caller MUST check that words > b->dmax before calling this */
        208. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
        209.   {
        210.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:223:13: Call
        221.           a = OPENSSL_secure_zalloc(words * sizeof(*a));
        222.       else
        223.           a = OPENSSL_zalloc(words * sizeof(*a));
                           ^
        224.       if (a == NULL) {
        225.           BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);

crypto/mem.c:228:1: Parameter `num`
          226.   }
          227.   
          228. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
          229.   {
          230.       void *ret = CRYPTO_malloc(num, file, line);

crypto/mem.c:230:17: Call
          228.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
          229.   {
          230.       void *ret = CRYPTO_malloc(num, file, line);
                                 ^
          231.   
          232.       FAILTEST();

crypto/mem.c:201:9: Assignment
            199.   
            200.       if (num == 0)
            201.           return NULL;
                           ^
            202.   
            203.       FAILTEST();

crypto/mem.c:230:5: Assignment
          228.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
          229.   {
          230.       void *ret = CRYPTO_malloc(num, file, line);
                     ^
          231.   
          232.       FAILTEST();

crypto/mem.c:235:5: Assignment
          233.       if (ret != NULL)
          234.           memset(ret, 0, num);
          235.       return ret;
                     ^
          236.   }
          237.   

crypto/bn/bn_lib.c:223:9: Assignment
        221.           a = OPENSSL_secure_zalloc(words * sizeof(*a));
        222.       else
        223.           a = OPENSSL_zalloc(words * sizeof(*a));
                       ^
        224.       if (a == NULL) {
        225.           BNerr(BN_F_BN_EXPAND_INTERNAL, ERR_R_MALLOC_FAILURE);

crypto/bn/bn_lib.c:231:9: Array access: Offset added: [8, +oo] Size: [0, 67108856] by call to `BN_set_word` 
        229.       assert(b->top <= words);
        230.       if (b->top > 0)
        231.           memcpy(a, b->d, sizeof(*a) * b->top);
                       ^
        232.   
        233.       return a;
