crypto/pkcs12/p12_crt.c:264: error: USE_AFTER_FREE
  call to `sk_PKCS12_SAFEBAG_free()` eventually accesses memory that was invalidated by call to `free()` on line 262 indirectly during the call to `sk_PKCS12_SAFEBAG_push()`.
Showing all 24 steps of the trace


crypto/pkcs12/p12_crt.c:255:18: invalidation part of the trace starts here
253.           return 1;
254.       if (!*pbags) {
255.           *pbags = sk_PKCS12_SAFEBAG_new_null();
                        ^
256.           if (!*pbags)
257.               return 0;

crypto/pkcs12/p12_crt.c:255:18: passed as argument to `sk_PKCS12_SAFEBAG_new_null`
  253.           return 1;
  254.       if (!*pbags) {
  255.           *pbags = sk_PKCS12_SAFEBAG_new_null();
                          ^
  256.           if (!*pbags)
  257.               return 0;

crypto/pkcs12/p12_crt.c:255:18: return from call to `sk_PKCS12_SAFEBAG_new_null`
  253.           return 1;
  254.       if (!*pbags) {
  255.           *pbags = sk_PKCS12_SAFEBAG_new_null();
                          ^
  256.           if (!*pbags)
  257.               return 0;

crypto/pkcs12/p12_crt.c:255:9: assigned
  253.           return 1;
  254.       if (!*pbags) {
  255.           *pbags = sk_PKCS12_SAFEBAG_new_null();
                 ^
  256.           if (!*pbags)
  257.               return 0;

crypto/pkcs12/p12_crt.c:262:10: when calling `sk_PKCS12_SAFEBAG_push` here
  260.           free_bags = 0;
  261.   
  262.       if (!sk_PKCS12_SAFEBAG_push(*pbags, bag)) {
                  ^
  263.           if (free_bags) {
  264.               sk_PKCS12_SAFEBAG_free(*pbags);

include/openssl/pkcs12.h:49:1: parameter `sk` of sk_PKCS12_SAFEBAG_push
    47.   typedef struct PKCS12_SAFEBAG_st PKCS12_SAFEBAG;
    48.   
    49. > DEFINE_STACK_OF(PKCS12_SAFEBAG)
    50.   
    51.   typedef struct pkcs12_bag_st PKCS12_BAGS;

include/openssl/pkcs12.h:49:1: when calling `OPENSSL_sk_push` here
    47.   typedef struct PKCS12_SAFEBAG_st PKCS12_SAFEBAG;
    48.   
    49. > DEFINE_STACK_OF(PKCS12_SAFEBAG)
    50.   
    51.   typedef struct pkcs12_bag_st PKCS12_BAGS;

crypto/stack/stack.c:307:1: parameter `st` of OPENSSL_sk_push
      305.   }
      306.   
      307. > int OPENSSL_sk_push(OPENSSL_STACK *st, const void *data)
      308.   {
      309.       if (st == NULL)

crypto/stack/stack.c:311:12: when calling `OPENSSL_sk_insert` here
      309.       if (st == NULL)
      310.           return -1;
      311.       return OPENSSL_sk_insert(st, data, st->num);
                        ^
      312.   }
      313.   

crypto/stack/stack.c:222:1: parameter `st` of OPENSSL_sk_insert
        220.   }
        221.   
        222. > int OPENSSL_sk_insert(OPENSSL_STACK *st, const void *data, int loc)
        223.   {
        224.       if (st == NULL || st->num < 0 || st->num == max_nodes)

crypto/stack/stack.c:227:10: when calling `sk_reserve` here
        225.           return 0;
        226.   
        227.       if (!sk_reserve(st, 1, 0))
                        ^
        228.           return 0;
        229.   

crypto/stack/stack.c:166:1: parameter `st` of sk_reserve
          164.   
          165.   /* internal STACK storage allocation */
          166. > static int sk_reserve(OPENSSL_STACK *st, int n, int exact)
          167.   {
          168.       const void **tmpdata;

crypto/stack/stack.c:203:15: when calling `CRYPTO_realloc` here
          201.       }
          202.   
          203.       tmpdata = OPENSSL_realloc((void *)st->data, sizeof(void *) * num_alloc);
                               ^
          204.       if (tmpdata == NULL)
          205.           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.   }

crypto/pkcs12/p12_crt.c:255:18: use-after-lifetime part of the trace starts here
253.           return 1;
254.       if (!*pbags) {
255.           *pbags = sk_PKCS12_SAFEBAG_new_null();
                        ^
256.           if (!*pbags)
257.               return 0;

crypto/pkcs12/p12_crt.c:255:18: passed as argument to `sk_PKCS12_SAFEBAG_new_null`
  253.           return 1;
  254.       if (!*pbags) {
  255.           *pbags = sk_PKCS12_SAFEBAG_new_null();
                          ^
  256.           if (!*pbags)
  257.               return 0;

crypto/pkcs12/p12_crt.c:255:18: return from call to `sk_PKCS12_SAFEBAG_new_null`
  253.           return 1;
  254.       if (!*pbags) {
  255.           *pbags = sk_PKCS12_SAFEBAG_new_null();
                          ^
  256.           if (!*pbags)
  257.               return 0;

crypto/pkcs12/p12_crt.c:255:9: assigned
  253.           return 1;
  254.       if (!*pbags) {
  255.           *pbags = sk_PKCS12_SAFEBAG_new_null();
                 ^
  256.           if (!*pbags)
  257.               return 0;

crypto/pkcs12/p12_crt.c:264:13: when calling `sk_PKCS12_SAFEBAG_free` here
  262.       if (!sk_PKCS12_SAFEBAG_push(*pbags, bag)) {
  263.           if (free_bags) {
  264.               sk_PKCS12_SAFEBAG_free(*pbags);
                     ^
  265.               *pbags = NULL;
  266.           }

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.   }

void CRYPTO_free(void *str, const char *file, int line)
{
    if (free_impl != NULL && free_impl != &CRYPTO_free) {
        free_impl(str, file, line);
        return;
    }
#ifndef OPENSSL_NO_CRYPTO_MDEBUG
    if (call_malloc_debug) {
        CRYPTO_mem_debug_free(str, 0, file, line);
        free(str);
        CRYPTO_mem_debug_free(str, 1, file, line);
    } else {
        free(str);
    }
#else
    free(str);
#endif
}
['static int pkcs12_add_bag(STACK_OF(PKCS12_SAFEBAG) **pbags,\n                          PKCS12_SAFEBAG *bag)\n{\n    int free_bags;\n    if (!pbags)\n        return 1;\n    if (!*pbags) {\n        *pbags = sk_PKCS12_SAFEBAG_new_null();\n        if (!*pbags)\n            return 0;\n        free_bags = 1;\n    } else\n        free_bags = 0;\n    if (!sk_PKCS12_SAFEBAG_push(*pbags, bag)) {\n        if (free_bags) {\n            sk_PKCS12_SAFEBAG_free(*pbags);\n            *pbags = NULL;\n        }\n        return 0;\n    }\n    return 1;\n}', 'DEFINE_STACK_OF(PKCS12_SAFEBAG)', 'int OPENSSL_sk_push(OPENSSL_STACK *st, const void *data)\n{\n    if (st == NULL)\n        return -1;\n    return OPENSSL_sk_insert(st, data, st->num);\n}', 'int OPENSSL_sk_insert(OPENSSL_STACK *st, const void *data, int loc)\n{\n    if (st == NULL || st->num < 0 || st->num == max_nodes)\n        return 0;\n    if (!sk_reserve(st, 1, 0))\n        return 0;\n    if ((loc >= st->num) || (loc < 0)) {\n        st->data[st->num] = data;\n    } else {\n        memmove(&st->data[loc + 1], &st->data[loc],\n                sizeof(st->data[0]) * (st->num - loc));\n        st->data[loc] = data;\n    }\n    st->num++;\n    st->sorted = 0;\n    return st->num;\n}', 'static int sk_reserve(OPENSSL_STACK *st, int n, int exact)\n{\n    const void **tmpdata;\n    int num_alloc;\n    if (n > max_nodes - st->num)\n        return 0;\n    num_alloc = st->num + n;\n    if (num_alloc < min_nodes)\n        num_alloc = min_nodes;\n    if (st->data == NULL) {\n        st->data = OPENSSL_zalloc(sizeof(void *) * num_alloc);\n        if (st->data == NULL)\n            return 0;\n        st->num_alloc = num_alloc;\n        return 1;\n    }\n    if (!exact) {\n        if (num_alloc <= st->num_alloc)\n            return 1;\n        num_alloc = compute_growth(num_alloc, st->num_alloc);\n        if (num_alloc == 0)\n            return 0;\n    } else if (num_alloc == st->num_alloc) {\n        return 1;\n    }\n    tmpdata = OPENSSL_realloc((void *)st->data, sizeof(void *) * num_alloc);\n    if (tmpdata == NULL)\n        return 0;\n    st->data = tmpdata;\n    st->num_alloc = num_alloc;\n    return 1;\n}', 'void *CRYPTO_realloc(void *str, size_t num, const char *file, int line)\n{\n    if (realloc_impl != NULL && realloc_impl != &CRYPTO_realloc)\n        return realloc_impl(str, num, file, line);\n    FAILTEST();\n    if (str == NULL)\n        return CRYPTO_malloc(num, file, line);\n    if (num == 0) {\n        CRYPTO_free(str, file, line);\n        return NULL;\n    }\n    allow_customize = 0;\n#ifndef OPENSSL_NO_CRYPTO_MDEBUG\n    if (call_malloc_debug) {\n        void *ret;\n        CRYPTO_mem_debug_realloc(str, NULL, num, 0, file, line);\n        ret = realloc(str, num);\n        CRYPTO_mem_debug_realloc(str, ret, num, 1, file, line);\n        return ret;\n    }\n#else\n    (void)(file); (void)(line);\n#endif\n    return realloc(str, num);\n}', 'void CRYPTO_free(void *str, const char *file, int line)\n{\n    if (free_impl != NULL && free_impl != &CRYPTO_free) {\n        free_impl(str, file, line);\n        return;\n    }\n#ifndef OPENSSL_NO_CRYPTO_MDEBUG\n    if (call_malloc_debug) {\n        CRYPTO_mem_debug_free(str, 0, file, line);\n        free(str);\n        CRYPTO_mem_debug_free(str, 1, file, line);\n    } else {\n        free(str);\n    }\n#else\n    free(str);\n#endif\n}']