test/crltest.c:294: error: USE_AFTER_FREE
  call to `sk_X509_CRL_push()` eventually accesses memory that was invalidated by call to `free()` on line 291 indirectly during the call to `sk_X509_CRL_push()`.
Showing all 24 steps of the trace


test/crltest.c:289:30: invalidation part of the trace starts here
287.   static STACK_OF(X509_CRL) *make_CRL_stack(X509_CRL *x1, X509_CRL *x2)
288.   {
289.       STACK_OF(X509_CRL) *sk = sk_X509_CRL_new_null();
                                    ^
290.   
291.       sk_X509_CRL_push(sk, x1);

test/crltest.c:289:30: passed as argument to `sk_X509_CRL_new_null`
  287.   static STACK_OF(X509_CRL) *make_CRL_stack(X509_CRL *x1, X509_CRL *x2)
  288.   {
  289.       STACK_OF(X509_CRL) *sk = sk_X509_CRL_new_null();
                                      ^
  290.   
  291.       sk_X509_CRL_push(sk, x1);

test/crltest.c:289:30: return from call to `sk_X509_CRL_new_null`
  287.   static STACK_OF(X509_CRL) *make_CRL_stack(X509_CRL *x1, X509_CRL *x2)
  288.   {
  289.       STACK_OF(X509_CRL) *sk = sk_X509_CRL_new_null();
                                      ^
  290.   
  291.       sk_X509_CRL_push(sk, x1);

test/crltest.c:289:5: assigned
  287.   static STACK_OF(X509_CRL) *make_CRL_stack(X509_CRL *x1, X509_CRL *x2)
  288.   {
  289.       STACK_OF(X509_CRL) *sk = sk_X509_CRL_new_null();
             ^
  290.   
  291.       sk_X509_CRL_push(sk, x1);

test/crltest.c:291:5: when calling `sk_X509_CRL_push` here
  289.       STACK_OF(X509_CRL) *sk = sk_X509_CRL_new_null();
  290.   
  291.       sk_X509_CRL_push(sk, x1);
             ^
  292.       X509_CRL_up_ref(x1);
  293.       if (x2 != NULL) {

include/openssl/x509.h:228:1: parameter `sk` of sk_X509_CRL_push
    226.   typedef struct X509_crl_info_st X509_CRL_INFO;
    227.   
    228. > DEFINE_STACK_OF(X509_CRL)
    229.   
    230.   typedef struct private_key_st {

include/openssl/x509.h:228:1: when calling `OPENSSL_sk_push` here
    226.   typedef struct X509_crl_info_st X509_CRL_INFO;
    227.   
    228. > DEFINE_STACK_OF(X509_CRL)
    229.   
    230.   typedef struct private_key_st {

crypto/stack/stack.c:305:1: parameter `st` of OPENSSL_sk_push
      303.   }
      304.   
      305. > int OPENSSL_sk_push(OPENSSL_STACK *st, const void *data)
      306.   {
      307.       if (st == NULL)

crypto/stack/stack.c:309:12: when calling `OPENSSL_sk_insert` here
      307.       if (st == NULL)
      308.           return -1;
      309.       return OPENSSL_sk_insert(st, data, st->num);
                        ^
      310.   }
      311.   

crypto/stack/stack.c:216:1: parameter `st` of OPENSSL_sk_insert
        214.   }
        215.   
        216. > int OPENSSL_sk_insert(OPENSSL_STACK *st, const void *data, int loc)
        217.   {
        218.       if (st == NULL || st->num == max_nodes)

crypto/stack/stack.c:221:10: when calling `sk_reserve` here
        219.           return 0;
        220.   
        221.       if (!sk_reserve(st, 1, 0))
                        ^
        222.           return 0;
        223.   

crypto/stack/stack.c:160:1: parameter `st` of sk_reserve
          158.   
          159.   /* internal STACK storage allocation */
          160. > static int sk_reserve(OPENSSL_STACK *st, int n, int exact)
          161.   {
          162.       const void **tmpdata;

crypto/stack/stack.c:197:15: when calling `CRYPTO_realloc` here
          195.       }
          196.   
          197.       tmpdata = OPENSSL_realloc((void *)st->data, sizeof(void *) * num_alloc);
                               ^
          198.       if (tmpdata == NULL)
          199.           return 0;

crypto/mem.c:208:1: parameter `str` of CRYPTO_realloc
            206.   }
            207.   
            208. > void *CRYPTO_realloc(void *str, size_t num, const char *file, int line)
            209.   {
            210.       if (realloc_impl != NULL && realloc_impl != &CRYPTO_realloc)

crypto/mem.c:218:9: when calling `CRYPTO_free` here
            216.   
            217.       if (num == 0) {
            218.           CRYPTO_free(str, file, line);
                           ^
            219.           return NULL;
            220.       }

crypto/mem.c:265:1: parameter `str` of CRYPTO_free
              263.   }
              264.   
              265. > void CRYPTO_free(void *str, const char *file, int line)
              266.   {
              267.       if (free_impl != NULL && free_impl != &CRYPTO_free) {

crypto/mem.c:281:5: was invalidated by call to `free()`
              279.       }
              280.   #else
              281.       free(str);
                         ^
              282.   #endif
              283.   }

test/crltest.c:289:30: use-after-lifetime part of the trace starts here
287.   static STACK_OF(X509_CRL) *make_CRL_stack(X509_CRL *x1, X509_CRL *x2)
288.   {
289.       STACK_OF(X509_CRL) *sk = sk_X509_CRL_new_null();
                                    ^
290.   
291.       sk_X509_CRL_push(sk, x1);

test/crltest.c:289:30: passed as argument to `sk_X509_CRL_new_null`
  287.   static STACK_OF(X509_CRL) *make_CRL_stack(X509_CRL *x1, X509_CRL *x2)
  288.   {
  289.       STACK_OF(X509_CRL) *sk = sk_X509_CRL_new_null();
                                      ^
  290.   
  291.       sk_X509_CRL_push(sk, x1);

test/crltest.c:289:30: return from call to `sk_X509_CRL_new_null`
  287.   static STACK_OF(X509_CRL) *make_CRL_stack(X509_CRL *x1, X509_CRL *x2)
  288.   {
  289.       STACK_OF(X509_CRL) *sk = sk_X509_CRL_new_null();
                                      ^
  290.   
  291.       sk_X509_CRL_push(sk, x1);

test/crltest.c:289:5: assigned
  287.   static STACK_OF(X509_CRL) *make_CRL_stack(X509_CRL *x1, X509_CRL *x2)
  288.   {
  289.       STACK_OF(X509_CRL) *sk = sk_X509_CRL_new_null();
             ^
  290.   
  291.       sk_X509_CRL_push(sk, x1);

test/crltest.c:294:9: when calling `sk_X509_CRL_push` here
  292.       X509_CRL_up_ref(x1);
  293.       if (x2 != NULL) {
  294.           sk_X509_CRL_push(sk, x2);
                 ^
  295.           X509_CRL_up_ref(x2);
  296.       }

crypto/mem.c:265:1: parameter `str` of CRYPTO_free
    263.   }
    264.   
    265. > void CRYPTO_free(void *str, const char *file, int line)
    266.   {
    267.       if (free_impl != NULL && free_impl != &CRYPTO_free) {

crypto/mem.c:281:5: invalid access occurs here
    279.       }
    280.   #else
    281.       free(str);
               ^
    282.   #endif
    283.   }
