ssl/s3_enc.c:520: error: MEMORY_LEAK
  memory dynamically allocated by call to `EVP_MD_CTX_new()` at line 487, column 23 is not reachable after line 520, column 5.
Showing all 44 steps of the trace


ssl/s3_enc.c:472:1: start of procedure ssl3_generate_master_secret()
470.   }
471.   
472. > int ssl3_generate_master_secret(SSL *s, unsigned char *out, unsigned char *p,
473.                                   size_t len, size_t *secret_size)
474.   {

ssl/s3_enc.c:475:5: 
473.                                   size_t len, size_t *secret_size)
474.   {
475. >     static const unsigned char *salt[3] = {
476.   #ifndef CHARSET_EBCDIC
477.           (const unsigned char *)"A",

ssl/s3_enc.c:487:5: 
485.       };
486.       unsigned char buf[EVP_MAX_MD_SIZE];
487. >     EVP_MD_CTX *ctx = EVP_MD_CTX_new();
488.       int i, ret = 1;
489.       unsigned int n;

crypto/evp/digest.c:44:1: start of procedure EVP_MD_CTX_new()
  42.   }
  43.   
  44. > EVP_MD_CTX *EVP_MD_CTX_new(void)
  45.   {
  46.       return OPENSSL_zalloc(sizeof(EVP_MD_CTX));

crypto/evp/digest.c:46:5: 
  44.   EVP_MD_CTX *EVP_MD_CTX_new(void)
  45.   {
  46. >     return OPENSSL_zalloc(sizeof(EVP_MD_CTX));
  47.   }
  48.   

crypto/mem.c:228:1: start of procedure CRYPTO_zalloc()
    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:230:5: 
    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:192:1: start of procedure CRYPTO_malloc()
      190.   #endif
      191.   
      192. > void *CRYPTO_malloc(size_t num, const char *file, int line)
      193.   {
      194.       void *ret = NULL;

crypto/mem.c:194:5: 
      192.   void *CRYPTO_malloc(size_t num, const char *file, int line)
      193.   {
      194. >     void *ret = NULL;
      195.   
      196.       INCREMENT(malloc_count);

crypto/mem.c:197:9: Taking false branch
      195.   
      196.       INCREMENT(malloc_count);
      197.       if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)
                     ^
      198.           return malloc_impl(num, file, line);
      199.   

crypto/mem.c:200:9: Taking false branch
      198.           return malloc_impl(num, file, line);
      199.   
      200.       if (num == 0)
                     ^
      201.           return NULL;
      202.   

crypto/mem.c:204:9: Taking true branch
      202.   
      203.       FAILTEST();
      204.       if (allow_customize) {
                     ^
      205.           /*
      206.            * Disallow customization after the first allocation. We only set this

crypto/mem.c:210:9: 
      208.            * allocation.
      209.            */
      210. >         allow_customize = 0;
      211.       }
      212.   #ifndef OPENSSL_NO_CRYPTO_MDEBUG

crypto/mem.c:221:5: 
      219.       }
      220.   #else
      221. >     (void)(file); (void)(line);
      222.       ret = malloc(num);
      223.   #endif

crypto/mem.c:221:19: 
      219.       }
      220.   #else
      221. >     (void)(file); (void)(line);
      222.       ret = malloc(num);
      223.   #endif

crypto/mem.c:222:5: 
      220.   #else
      221.       (void)(file); (void)(line);
      222. >     ret = malloc(num);
      223.   #endif
      224.   

crypto/mem.c:225:5: 
      223.   #endif
      224.   
      225. >     return ret;
      226.   }
      227.   

crypto/mem.c:226:1: return from a call to CRYPTO_malloc
      224.   
      225.       return ret;
      226. > }
      227.   
      228.   void *CRYPTO_zalloc(size_t num, const char *file, int line)

crypto/mem.c:233:9: Taking true branch
    231.   
    232.       FAILTEST();
    233.       if (ret != NULL)
                   ^
    234.           memset(ret, 0, num);
    235.       return ret;

crypto/mem.c:234:9: 
    232.       FAILTEST();
    233.       if (ret != NULL)
    234. >         memset(ret, 0, num);
    235.       return ret;
    236.   }

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

crypto/mem.c:236:1: return from a call to CRYPTO_zalloc
    234.           memset(ret, 0, num);
    235.       return ret;
    236. > }
    237.   
    238.   void *CRYPTO_realloc(void *str, size_t num, const char *file, int line)

crypto/evp/digest.c:47:1: return from a call to EVP_MD_CTX_new
  45.   {
  46.       return OPENSSL_zalloc(sizeof(EVP_MD_CTX));
  47. > }
  48.   
  49.   void EVP_MD_CTX_free(EVP_MD_CTX *ctx)

ssl/s3_enc.c:488:5: 
486.       unsigned char buf[EVP_MAX_MD_SIZE];
487.       EVP_MD_CTX *ctx = EVP_MD_CTX_new();
488. >     int i, ret = 1;
489.       unsigned int n;
490.       size_t ret_secret_size = 0;

ssl/s3_enc.c:490:5: 
488.       int i, ret = 1;
489.       unsigned int n;
490. >     size_t ret_secret_size = 0;
491.   
492.       if (ctx == NULL) {

ssl/s3_enc.c:492:9: Taking false branch
490.       size_t ret_secret_size = 0;
491.   
492.       if (ctx == NULL) {
               ^
493.           SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_GENERATE_MASTER_SECRET,
494.                    ERR_R_MALLOC_FAILURE);

ssl/s3_enc.c:497:10: 
495.           return 0;
496.       }
497. >     for (i = 0; i < 3; i++) {
498.           if (EVP_DigestInit_ex(ctx, s->ctx->sha1, NULL) <= 0
499.               || EVP_DigestUpdate(ctx, salt[i],

ssl/s3_enc.c:497:17: Loop condition is true. Entering loop body
495.           return 0;
496.       }
497.       for (i = 0; i < 3; i++) {
                       ^
498.           if (EVP_DigestInit_ex(ctx, s->ctx->sha1, NULL) <= 0
499.               || EVP_DigestUpdate(ctx, salt[i],

ssl/s3_enc.c:498:13: Taking true branch
496.       }
497.       for (i = 0; i < 3; i++) {
498.           if (EVP_DigestInit_ex(ctx, s->ctx->sha1, NULL) <= 0
                   ^
499.               || EVP_DigestUpdate(ctx, salt[i],
500.                                   strlen((const char *)salt[i])) <= 0

ssl/s3_enc.c:512:13: 
510.               || EVP_DigestUpdate(ctx, buf, n) <= 0
511.               || EVP_DigestFinal_ex(ctx, out, &n) <= 0) {
512. >             SSLfatal(s, SSL_AD_INTERNAL_ERROR,
513.                        SSL_F_SSL3_GENERATE_MASTER_SECRET, ERR_R_INTERNAL_ERROR);
514.               ret = 0;

test/tls13secretstest.c:210:1: start of procedure ossl_statem_fatal()
  208.   }
  209.   
  210. > void ossl_statem_fatal(SSL *s, int al, int func, int reason, const char *file,
  211.                              int line)
  212.   {

test/tls13secretstest.c:213:1: return from a call to ossl_statem_fatal
  211.                              int line)
  212.   {
  213. > }
  214.   
  215.   int ossl_statem_export_allowed(SSL *s)

ssl/s3_enc.c:514:13: 
512.               SSLfatal(s, SSL_AD_INTERNAL_ERROR,
513.                        SSL_F_SSL3_GENERATE_MASTER_SECRET, ERR_R_INTERNAL_ERROR);
514. >             ret = 0;
515.               break;
516.           }

ssl/s3_enc.c:520:5: 
518.           ret_secret_size += n;
519.       }
520. >     EVP_MD_CTX_free(ctx);
521.   
522.       OPENSSL_cleanse(buf, sizeof(buf));

crypto/evp/digest.c:49:1: start of procedure EVP_MD_CTX_free()
  47.   }
  48.   
  49. > void EVP_MD_CTX_free(EVP_MD_CTX *ctx)
  50.   {
  51.       EVP_MD_CTX_reset(ctx);

crypto/evp/digest.c:51:5: Skipping EVP_MD_CTX_reset(): empty list of specs
  49.   void EVP_MD_CTX_free(EVP_MD_CTX *ctx)
  50.   {
  51.       EVP_MD_CTX_reset(ctx);
            ^
  52.       OPENSSL_free(ctx);
  53.   }

crypto/evp/digest.c:52:5: 
  50.   {
  51.       EVP_MD_CTX_reset(ctx);
  52. >     OPENSSL_free(ctx);
  53.   }
  54.   

crypto/mem.c:295:1: start of procedure CRYPTO_free()
    293.   }
    294.   
    295. > void CRYPTO_free(void *str, const char *file, int line)
    296.   {
    297.       INCREMENT(free_count);

crypto/mem.c:298:9: Taking true branch
    296.   {
    297.       INCREMENT(free_count);
    298.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
                   ^
    299.           free_impl(str, file, line);
    300.           return;

crypto/mem.c:298:30: Taking true branch
    296.   {
    297.       INCREMENT(free_count);
    298.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
                                        ^
    299.           free_impl(str, file, line);
    300.           return;

crypto/mem.c:299:9: Skipping __function_pointer__(): unresolved function pointer
    297.       INCREMENT(free_count);
    298.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
    299.           free_impl(str, file, line);
                   ^
    300.           return;
    301.       }

crypto/mem.c:300:9: 
    298.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
    299.           free_impl(str, file, line);
    300. >         return;
    301.       }
    302.   

crypto/mem.c:314:1: return from a call to CRYPTO_free
    312.       free(str);
    313.   #endif
    314. > }
    315.   
    316.   void CRYPTO_clear_free(void *str, size_t num, const char *file, int line)

crypto/evp/digest.c:53:1: return from a call to EVP_MD_CTX_free
  51.       EVP_MD_CTX_reset(ctx);
  52.       OPENSSL_free(ctx);
  53. > }
  54.   
  55.   int EVP_DigestInit(EVP_MD_CTX *ctx, const EVP_MD *type)
