ssl/s3_enc.c:85: error: MEMORY_LEAK
  memory dynamically allocated by call to `EVP_MD_CTX_new()` at line 30, column 10 is not reachable after line 85, column 5.
Showing all 80 steps of the trace


ssl/s3_enc.c:17:1: start of procedure ssl3_generate_key_block()
15.   #include "internal/cryptlib.h"
16.   
17. > static int ssl3_generate_key_block(SSL *s, unsigned char *km, int num)
18.   {
19.       EVP_MD_CTX *m5;

ssl/s3_enc.c:22:5: 
20.       EVP_MD_CTX *s1;
21.       unsigned char buf[16], smd[SHA_DIGEST_LENGTH];
22. >     unsigned char c = 'A';
23.       unsigned int i, j, k;
24.       int ret = 0;

ssl/s3_enc.c:24:5: 
22.       unsigned char c = 'A';
23.       unsigned int i, j, k;
24. >     int ret = 0;
25.   
26.   #ifdef CHARSET_EBCDIC

ssl/s3_enc.c:29:5: 
27.       c = os_toascii[c];          /* 'A' in ASCII */
28.   #endif
29. >     k = 0;
30.       m5 = EVP_MD_CTX_new();
31.       s1 = EVP_MD_CTX_new();

ssl/s3_enc.c:30:5: 
28.   #endif
29.       k = 0;
30. >     m5 = EVP_MD_CTX_new();
31.       s1 = EVP_MD_CTX_new();
32.       if (m5 == NULL || s1 == NULL) {

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:218:1: start of procedure CRYPTO_zalloc()
    216.   }
    217.   
    218. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
    219.   {
    220.       void *ret = CRYPTO_malloc(num, file, line);

crypto/mem.c:220:5: 
    218.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
    219.   {
    220. >     void *ret = CRYPTO_malloc(num, file, line);
    221.   
    222.       FAILTEST();

crypto/mem.c:189:1: start of procedure CRYPTO_malloc()
      187.   #endif
      188.   
      189. > void *CRYPTO_malloc(size_t num, const char *file, int line)
      190.   {
      191.       void *ret = NULL;

crypto/mem.c:191:5: 
      189.   void *CRYPTO_malloc(size_t num, const char *file, int line)
      190.   {
      191. >     void *ret = NULL;
      192.   
      193.       INCREMENT(malloc_count);

crypto/mem.c:194:9: Taking false branch
      192.   
      193.       INCREMENT(malloc_count);
      194.       if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)
                     ^
      195.           return malloc_impl(num, file, line);
      196.   

crypto/mem.c:197:9: Taking false branch
      195.           return malloc_impl(num, file, line);
      196.   
      197.       if (num == 0)
                     ^
      198.           return NULL;
      199.   

crypto/mem.c:201:5: 
      199.   
      200.       FAILTEST();
      201. >     allow_customize = 0;
      202.   #ifndef OPENSSL_NO_CRYPTO_MDEBUG
      203.       if (call_malloc_debug) {

crypto/mem.c:211:5: 
      209.       }
      210.   #else
      211. >     (void)(file); (void)(line);
      212.       ret = malloc(num);
      213.   #endif

crypto/mem.c:211:19: 
      209.       }
      210.   #else
      211. >     (void)(file); (void)(line);
      212.       ret = malloc(num);
      213.   #endif

crypto/mem.c:212:5: 
      210.   #else
      211.       (void)(file); (void)(line);
      212. >     ret = malloc(num);
      213.   #endif
      214.   

crypto/mem.c:215:5: 
      213.   #endif
      214.   
      215. >     return ret;
      216.   }
      217.   

crypto/mem.c:216:1: return from a call to CRYPTO_malloc
      214.   
      215.       return ret;
      216. > }
      217.   
      218.   void *CRYPTO_zalloc(size_t num, const char *file, int line)

crypto/mem.c:223:9: Taking true branch
    221.   
    222.       FAILTEST();
    223.       if (ret != NULL)
                   ^
    224.           memset(ret, 0, num);
    225.       return ret;

crypto/mem.c:224:9: 
    222.       FAILTEST();
    223.       if (ret != NULL)
    224. >         memset(ret, 0, num);
    225.       return ret;
    226.   }

crypto/mem.c:225:5: 
    223.       if (ret != NULL)
    224.           memset(ret, 0, num);
    225. >     return ret;
    226.   }
    227.   

crypto/mem.c:226:1: return from a call to CRYPTO_zalloc
    224.           memset(ret, 0, num);
    225.       return ret;
    226. > }
    227.   
    228.   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:31:5: 
29.       k = 0;
30.       m5 = EVP_MD_CTX_new();
31. >     s1 = EVP_MD_CTX_new();
32.       if (m5 == NULL || s1 == NULL) {
33.           SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_GENERATE_KEY_BLOCK,

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:218:1: start of procedure CRYPTO_zalloc()
    216.   }
    217.   
    218. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
    219.   {
    220.       void *ret = CRYPTO_malloc(num, file, line);

crypto/mem.c:220:5: 
    218.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
    219.   {
    220. >     void *ret = CRYPTO_malloc(num, file, line);
    221.   
    222.       FAILTEST();

crypto/mem.c:189:1: start of procedure CRYPTO_malloc()
      187.   #endif
      188.   
      189. > void *CRYPTO_malloc(size_t num, const char *file, int line)
      190.   {
      191.       void *ret = NULL;

crypto/mem.c:191:5: 
      189.   void *CRYPTO_malloc(size_t num, const char *file, int line)
      190.   {
      191. >     void *ret = NULL;
      192.   
      193.       INCREMENT(malloc_count);

crypto/mem.c:194:9: Taking false branch
      192.   
      193.       INCREMENT(malloc_count);
      194.       if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)
                     ^
      195.           return malloc_impl(num, file, line);
      196.   

crypto/mem.c:197:9: Taking false branch
      195.           return malloc_impl(num, file, line);
      196.   
      197.       if (num == 0)
                     ^
      198.           return NULL;
      199.   

crypto/mem.c:201:5: 
      199.   
      200.       FAILTEST();
      201. >     allow_customize = 0;
      202.   #ifndef OPENSSL_NO_CRYPTO_MDEBUG
      203.       if (call_malloc_debug) {

crypto/mem.c:211:5: 
      209.       }
      210.   #else
      211. >     (void)(file); (void)(line);
      212.       ret = malloc(num);
      213.   #endif

crypto/mem.c:211:19: 
      209.       }
      210.   #else
      211. >     (void)(file); (void)(line);
      212.       ret = malloc(num);
      213.   #endif

crypto/mem.c:212:5: 
      210.   #else
      211.       (void)(file); (void)(line);
      212. >     ret = malloc(num);
      213.   #endif
      214.   

crypto/mem.c:215:5: 
      213.   #endif
      214.   
      215. >     return ret;
      216.   }
      217.   

crypto/mem.c:216:1: return from a call to CRYPTO_malloc
      214.   
      215.       return ret;
      216. > }
      217.   
      218.   void *CRYPTO_zalloc(size_t num, const char *file, int line)

crypto/mem.c:223:9: Taking true branch
    221.   
    222.       FAILTEST();
    223.       if (ret != NULL)
                   ^
    224.           memset(ret, 0, num);
    225.       return ret;

crypto/mem.c:224:9: 
    222.       FAILTEST();
    223.       if (ret != NULL)
    224. >         memset(ret, 0, num);
    225.       return ret;
    226.   }

crypto/mem.c:225:5: 
    223.       if (ret != NULL)
    224.           memset(ret, 0, num);
    225. >     return ret;
    226.   }
    227.   

crypto/mem.c:226:1: return from a call to CRYPTO_zalloc
    224.           memset(ret, 0, num);
    225.       return ret;
    226. > }
    227.   
    228.   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:32:9: Taking false branch
30.       m5 = EVP_MD_CTX_new();
31.       s1 = EVP_MD_CTX_new();
32.       if (m5 == NULL || s1 == NULL) {
              ^
33.           SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_GENERATE_KEY_BLOCK,
34.                    ERR_R_MALLOC_FAILURE);

ssl/s3_enc.c:32:23: Taking false branch
30.       m5 = EVP_MD_CTX_new();
31.       s1 = EVP_MD_CTX_new();
32.       if (m5 == NULL || s1 == NULL) {
                            ^
33.           SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_GENERATE_KEY_BLOCK,
34.                    ERR_R_MALLOC_FAILURE);

ssl/s3_enc.c:37:5: 
35.           goto err;
36.       }
37. >     EVP_MD_CTX_set_flags(m5, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW);
38.       for (i = 0; (int)i < num; i += MD5_DIGEST_LENGTH) {
39.           k++;

crypto/evp/evp_lib.c:469:1: start of procedure EVP_MD_CTX_set_flags()
  467.   }
  468.   
  469. > void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags)
  470.   {
  471.       ctx->flags |= flags;

crypto/evp/evp_lib.c:471:5: 
  469.   void EVP_MD_CTX_set_flags(EVP_MD_CTX *ctx, int flags)
  470.   {
  471. >     ctx->flags |= flags;
  472.   }
  473.   

crypto/evp/evp_lib.c:472:1: return from a call to EVP_MD_CTX_set_flags
  470.   {
  471.       ctx->flags |= flags;
  472. > }
  473.   
  474.   void EVP_MD_CTX_clear_flags(EVP_MD_CTX *ctx, int flags)

ssl/s3_enc.c:38:10: 
36.       }
37.       EVP_MD_CTX_set_flags(m5, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW);
38. >     for (i = 0; (int)i < num; i += MD5_DIGEST_LENGTH) {
39.           k++;
40.           if (k > sizeof(buf)) {

ssl/s3_enc.c:38:17: Loop condition is true. Entering loop body
36.       }
37.       EVP_MD_CTX_set_flags(m5, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW);
38.       for (i = 0; (int)i < num; i += MD5_DIGEST_LENGTH) {
                      ^
39.           k++;
40.           if (k > sizeof(buf)) {

ssl/s3_enc.c:39:9: 
37.       EVP_MD_CTX_set_flags(m5, EVP_MD_CTX_FLAG_NON_FIPS_ALLOW);
38.       for (i = 0; (int)i < num; i += MD5_DIGEST_LENGTH) {
39. >         k++;
40.           if (k > sizeof(buf)) {
41.               /* bug: 'buf' is too small for this ciphersuite */

ssl/s3_enc.c:40:13: Taking false branch
38.       for (i = 0; (int)i < num; i += MD5_DIGEST_LENGTH) {
39.           k++;
40.           if (k > sizeof(buf)) {
                  ^
41.               /* bug: 'buf' is too small for this ciphersuite */
42.               SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_GENERATE_KEY_BLOCK,

ssl/s3_enc.c:47:14: 
45.           }
46.   
47. >         for (j = 0; j < k; j++)
48.               buf[j] = c;
49.           c++;

ssl/s3_enc.c:47:21: Loop condition is true. Entering loop body
45.           }
46.   
47.           for (j = 0; j < k; j++)
                          ^
48.               buf[j] = c;
49.           c++;

ssl/s3_enc.c:48:13: 
46.   
47.           for (j = 0; j < k; j++)
48. >             buf[j] = c;
49.           c++;
50.           if (!EVP_DigestInit_ex(s1, EVP_sha1(), NULL)

ssl/s3_enc.c:47:28: 
45.           }
46.   
47. >         for (j = 0; j < k; j++)
48.               buf[j] = c;
49.           c++;

ssl/s3_enc.c:47:21: Loop condition is false. Leaving loop
45.           }
46.   
47.           for (j = 0; j < k; j++)
                          ^
48.               buf[j] = c;
49.           c++;

ssl/s3_enc.c:49:9: 
47.           for (j = 0; j < k; j++)
48.               buf[j] = c;
49. >         c++;
50.           if (!EVP_DigestInit_ex(s1, EVP_sha1(), NULL)
51.               || !EVP_DigestUpdate(s1, buf, k)

ssl/s3_enc.c:50:14: 
48.               buf[j] = c;
49.           c++;
50. >         if (!EVP_DigestInit_ex(s1, EVP_sha1(), NULL)
51.               || !EVP_DigestUpdate(s1, buf, k)
52.               || !EVP_DigestUpdate(s1, s->session->master_key,

crypto/evp/m_sha1.c:108:1: start of procedure EVP_sha1()
  106.   };
  107.   
  108. > const EVP_MD *EVP_sha1(void)
  109.   {
  110.       return &sha1_md;

crypto/evp/m_sha1.c:110:5: 
  108.   const EVP_MD *EVP_sha1(void)
  109.   {
  110. >     return &sha1_md;
  111.   }
  112.   

crypto/evp/m_sha1.c:111:1: return from a call to EVP_sha1
  109.   {
  110.       return &sha1_md;
  111. > }
  112.   
  113.   static int init224(EVP_MD_CTX *ctx)

ssl/s3_enc.c:50:14: Taking true branch
48.               buf[j] = c;
49.           c++;
50.           if (!EVP_DigestInit_ex(s1, EVP_sha1(), NULL)
                   ^
51.               || !EVP_DigestUpdate(s1, buf, k)
52.               || !EVP_DigestUpdate(s1, s->session->master_key,

ssl/s3_enc.c:61:13: 
59.                                    s->session->master_key_length)
60.               || !EVP_DigestUpdate(m5, smd, SHA_DIGEST_LENGTH)) {
61. >             SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_SSL3_GENERATE_KEY_BLOCK,
62.                        ERR_R_INTERNAL_ERROR);
63.               goto err;

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.   /* End of mocked out code */

ssl/s3_enc.c:84:2: 
82.       OPENSSL_cleanse(smd, sizeof(smd));
83.       ret = 1;
84. >  err:
85.       EVP_MD_CTX_free(m5);
86.       EVP_MD_CTX_free(s1);

ssl/s3_enc.c:85:5: 
83.       ret = 1;
84.    err:
85. >     EVP_MD_CTX_free(m5);
86.       EVP_MD_CTX_free(s1);
87.       return ret;

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:286:1: start of procedure CRYPTO_free()
    284.   }
    285.   
    286. > void CRYPTO_free(void *str, const char *file, int line)
    287.   {
    288.       INCREMENT(free_count);

crypto/mem.c:289:9: Taking true branch
    287.   {
    288.       INCREMENT(free_count);
    289.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
                   ^
    290.           free_impl(str, file, line);
    291.           return;

crypto/mem.c:289:30: Taking true branch
    287.   {
    288.       INCREMENT(free_count);
    289.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
                                        ^
    290.           free_impl(str, file, line);
    291.           return;

crypto/mem.c:290:9: Skipping __function_pointer__(): unresolved function pointer
    288.       INCREMENT(free_count);
    289.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
    290.           free_impl(str, file, line);
                   ^
    291.           return;
    292.       }

crypto/mem.c:291:9: 
    289.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
    290.           free_impl(str, file, line);
    291. >         return;
    292.       }
    293.   

crypto/mem.c:305:1: return from a call to CRYPTO_free
    303.       free(str);
    304.   #endif
    305. > }
    306.   
    307.   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)
