crypto/x509v3/v3_scts.c:251: error: USE_AFTER_FREE
  call to `SCT_LIST_free()` eventually accesses memory that was invalidated by call to `free()` on line 184 indirectly during the call to `sk_SCT_push()`.
Showing all 22 steps of the trace


crypto/x509v3/v3_scts.c:168:15: invalidation part of the trace starts here
166.           goto done;
167.   
168.       if ((sk = sk_SCT_new_null()) == NULL)
                     ^
169.           goto done;
170.   

crypto/x509v3/v3_scts.c:168:15: passed as argument to `sk_SCT_new_null`
  166.           goto done;
  167.   
  168.       if ((sk = sk_SCT_new_null()) == NULL)
                       ^
  169.           goto done;
  170.   

crypto/x509v3/v3_scts.c:168:15: return from call to `sk_SCT_new_null`
  166.           goto done;
  167.   
  168.       if ((sk = sk_SCT_new_null()) == NULL)
                       ^
  169.           goto done;
  170.   

crypto/x509v3/v3_scts.c:168:10: assigned
  166.           goto done;
  167.   
  168.       if ((sk = sk_SCT_new_null()) == NULL)
                  ^
  169.           goto done;
  170.   

crypto/x509v3/v3_scts.c:184:14: when calling `sk_SCT_push` here
  182.           if (sct == NULL)
  183.               goto err;
  184.           if (!sk_SCT_push(sk, sct)) {
                      ^
  185.               OPENSSL_free(sct);
  186.               goto err;

crypto/include/internal/ct_int.h:116:1: parameter `sk` of sk_SCT_push
    114.   } SCT;
    115.   
    116. > DEFINE_STACK_OF(SCT)
    117.   
    118.   /*

crypto/include/internal/ct_int.h:116:1: when calling `sk_push` here
    114.   } SCT;
    115.   
    116. > DEFINE_STACK_OF(SCT)
    117.   
    118.   /*

crypto/stack/stack.c:258:1: parameter `st` of sk_push
      256.   }
      257.   
      258. > int sk_push(_STACK *st, void *data)
      259.   {
      260.       return (sk_insert(st, data, st->num));

crypto/stack/stack.c:260:13: when calling `sk_insert` here
      258.   int sk_push(_STACK *st, void *data)
      259.   {
      260.       return (sk_insert(st, data, st->num));
                         ^
      261.   }
      262.   

crypto/stack/stack.c:166:1: parameter `st` of sk_insert
        164.   }
        165.   
        166. > int sk_insert(_STACK *st, void *data, int loc)
        167.   {
        168.       char **s;

crypto/stack/stack.c:173:13: when calling `CRYPTO_realloc` here
        171.           return 0;
        172.       if (st->num_alloc <= st->num + 1) {
        173.           s = OPENSSL_realloc((char *)st->data,
                           ^
        174.                               (unsigned int)sizeof(char *) * st->num_alloc * 2);
        175.           if (s == NULL)

crypto/mem.c:165:1: parameter `str` of CRYPTO_realloc
          163.   }
          164.   
          165. > void *CRYPTO_realloc(void *str, size_t num, const char *file, int line)
          166.   {
          167.       if (str == NULL)

crypto/mem.c:171:9: when calling `CRYPTO_free` here
          169.   
          170.       if (num == 0) {
          171.           CRYPTO_free(str);
                         ^
          172.           return NULL;
          173.       }

crypto/mem.c:233:1: parameter `str` of CRYPTO_free
            231.   }
            232.   
            233. > void CRYPTO_free(void *str)
            234.   {
            235.   #ifndef OPENSSL_NO_CRYPTO_MDEBUG

crypto/mem.c:244:5: was invalidated by call to `free()`
            242.       }
            243.   #else
            244.       free(str);
                       ^
            245.   #endif
            246.   }

crypto/x509v3/v3_scts.c:168:15: use-after-lifetime part of the trace starts here
166.           goto done;
167.   
168.       if ((sk = sk_SCT_new_null()) == NULL)
                     ^
169.           goto done;
170.   

crypto/x509v3/v3_scts.c:168:15: passed as argument to `sk_SCT_new_null`
  166.           goto done;
  167.   
  168.       if ((sk = sk_SCT_new_null()) == NULL)
                       ^
  169.           goto done;
  170.   

crypto/x509v3/v3_scts.c:168:15: return from call to `sk_SCT_new_null`
  166.           goto done;
  167.   
  168.       if ((sk = sk_SCT_new_null()) == NULL)
                       ^
  169.           goto done;
  170.   

crypto/x509v3/v3_scts.c:168:10: assigned
  166.           goto done;
  167.   
  168.       if ((sk = sk_SCT_new_null()) == NULL)
                  ^
  169.           goto done;
  170.   

crypto/x509v3/v3_scts.c:251:5: when calling `SCT_LIST_free` here
  249.   
  250.    err:
  251.       SCT_LIST_free(sk);
             ^
  252.       sk = NULL;
  253.       goto done;

crypto/mem.c:233:1: parameter `str` of CRYPTO_free
    231.   }
    232.   
    233. > void CRYPTO_free(void *str)
    234.   {
    235.   #ifndef OPENSSL_NO_CRYPTO_MDEBUG

crypto/mem.c:244:5: invalid access occurs here
    242.       }
    243.   #else
    244.       free(str);
               ^
    245.   #endif
    246.   }
