crypto/srp/srp_vfy.c:438: error: MEMORY_LEAK
  memory dynamically allocated by call to `EVP_MD_CTX_new()` at line 423, column 12 is not reachable after line 438, column 5.
Showing all 67 steps of the trace


crypto/srp/srp_vfy.c:394:1: start of procedure SRP_VBASE_get1_by_user()
392.    * In other words, caller must free the result once done.
393.    */
394. > SRP_user_pwd *SRP_VBASE_get1_by_user(SRP_VBASE *vb, char *username)
395.   {
396.       SRP_user_pwd *user;

crypto/srp/srp_vfy.c:399:5: 
397.       unsigned char digv[SHA_DIGEST_LENGTH];
398.       unsigned char digs[SHA_DIGEST_LENGTH];
399. >     EVP_MD_CTX *ctxt = NULL;
400.   
401.       if (vb == NULL)

crypto/srp/srp_vfy.c:401:9: Taking false branch
399.       EVP_MD_CTX *ctxt = NULL;
400.   
401.       if (vb == NULL)
               ^
402.           return NULL;
403.   

crypto/srp/srp_vfy.c:404:9: 
402.           return NULL;
403.   
404. >     if ((user = find_user(vb, username)) != NULL)
405.           return srp_user_pwd_dup(user);
406.   

crypto/srp/srp_vfy.c:360:1: start of procedure find_user()
  358.   }
  359.   
  360. > static SRP_user_pwd *find_user(SRP_VBASE *vb, char *username)
  361.   {
  362.       int i;

crypto/srp/srp_vfy.c:365:9: Taking false branch
  363.       SRP_user_pwd *user;
  364.   
  365.       if (vb == NULL)
                 ^
  366.           return NULL;
  367.   

crypto/srp/srp_vfy.c:368:10: 
  366.           return NULL;
  367.   
  368. >     for (i = 0; i < sk_SRP_user_pwd_num(vb->users_pwd); i++) {
  369.           user = sk_SRP_user_pwd_value(vb->users_pwd, i);
  370.           if (strcmp(user->id, username) == 0)

crypto/srp/srp_vfy.c:368:17: 
  366.           return NULL;
  367.   
  368. >     for (i = 0; i < sk_SRP_user_pwd_num(vb->users_pwd); i++) {
  369.           user = sk_SRP_user_pwd_value(vb->users_pwd, i);
  370.           if (strcmp(user->id, username) == 0)

include/openssl/srp.h:48:1: start of procedure sk_SRP_user_pwd_num()
    46.   void SRP_user_pwd_free(SRP_user_pwd *user_pwd);
    47.   
    48. > DEFINE_STACK_OF(SRP_user_pwd)
    49.   
    50.   typedef struct SRP_VBASE_st {

crypto/stack/stack.c:359:1: start of procedure OPENSSL_sk_num()
      357.   }
      358.   
      359. > int OPENSSL_sk_num(const OPENSSL_STACK *st)
      360.   {
      361.       return st == NULL ? -1 : st->num;

crypto/stack/stack.c:361:12: Condition is true
      359.   int OPENSSL_sk_num(const OPENSSL_STACK *st)
      360.   {
      361.       return st == NULL ? -1 : st->num;
                        ^
      362.   }
      363.   

crypto/stack/stack.c:361:5: 
      359.   int OPENSSL_sk_num(const OPENSSL_STACK *st)
      360.   {
      361. >     return st == NULL ? -1 : st->num;
      362.   }
      363.   

crypto/stack/stack.c:362:1: return from a call to OPENSSL_sk_num
      360.   {
      361.       return st == NULL ? -1 : st->num;
      362. > }
      363.   
      364.   void *OPENSSL_sk_value(const OPENSSL_STACK *st, int i)

include/openssl/srp.h:48:1: return from a call to sk_SRP_user_pwd_num
    46.   void SRP_user_pwd_free(SRP_user_pwd *user_pwd);
    47.   
    48. > DEFINE_STACK_OF(SRP_user_pwd)
    49.   
    50.   typedef struct SRP_VBASE_st {

crypto/srp/srp_vfy.c:368:17: Loop condition is false. Leaving loop
  366.           return NULL;
  367.   
  368.       for (i = 0; i < sk_SRP_user_pwd_num(vb->users_pwd); i++) {
                         ^
  369.           user = sk_SRP_user_pwd_value(vb->users_pwd, i);
  370.           if (strcmp(user->id, username) == 0)

crypto/srp/srp_vfy.c:374:5: 
  372.       }
  373.   
  374. >     return NULL;
  375.   }
  376.   

crypto/srp/srp_vfy.c:375:1: return from a call to find_user
  373.   
  374.       return NULL;
  375. > }
  376.   
  377.   # if OPENSSL_API_COMPAT < 0x10100000L

crypto/srp/srp_vfy.c:404:9: Taking false branch
402.           return NULL;
403.   
404.       if ((user = find_user(vb, username)) != NULL)
               ^
405.           return srp_user_pwd_dup(user);
406.   

crypto/srp/srp_vfy.c:407:10: Taking false branch
405.           return srp_user_pwd_dup(user);
406.   
407.       if ((vb->seed_key == NULL) ||
                ^
408.           (vb->default_g == NULL) || (vb->default_N == NULL))
409.           return NULL;

crypto/srp/srp_vfy.c:408:10: Taking false branch
406.   
407.       if ((vb->seed_key == NULL) ||
408.           (vb->default_g == NULL) || (vb->default_N == NULL))
                ^
409.           return NULL;
410.   

crypto/srp/srp_vfy.c:408:37: Taking false branch
406.   
407.       if ((vb->seed_key == NULL) ||
408.           (vb->default_g == NULL) || (vb->default_N == NULL))
                                           ^
409.           return NULL;
410.   

crypto/srp/srp_vfy.c:413:9: Taking false branch
411.   /* if the user is unknown we set parameters as well if we have a seed_key */
412.   
413.       if ((user = SRP_user_pwd_new()) == NULL)
               ^
414.           return NULL;
415.   

crypto/srp/srp_vfy.c:416:5: 
414.           return NULL;
415.   
416. >     SRP_user_pwd_set_gN(user, vb->default_g, vb->default_N);
417.   
418.       if (!SRP_user_pwd_set_ids(user, username, NULL))

crypto/srp/srp_vfy.c:69:1: start of procedure SRP_user_pwd_set_gN()
  67.   }
  68.   
  69. > static void SRP_user_pwd_set_gN(SRP_user_pwd *vinfo, const BIGNUM *g,
  70.                                   const BIGNUM *N)
  71.   {

crypto/srp/srp_vfy.c:72:5: 
  70.                                   const BIGNUM *N)
  71.   {
  72. >     vinfo->N = N;
  73.       vinfo->g = g;
  74.   }

crypto/srp/srp_vfy.c:73:5: 
  71.   {
  72.       vinfo->N = N;
  73. >     vinfo->g = g;
  74.   }
  75.   

crypto/srp/srp_vfy.c:74:1: return from a call to SRP_user_pwd_set_gN
  72.       vinfo->N = N;
  73.       vinfo->g = g;
  74. > }
  75.   
  76.   static int SRP_user_pwd_set_ids(SRP_user_pwd *vinfo, const char *id,

crypto/srp/srp_vfy.c:418:10: Taking false branch
416.       SRP_user_pwd_set_gN(user, vb->default_g, vb->default_N);
417.   
418.       if (!SRP_user_pwd_set_ids(user, username, NULL))
                ^
419.           goto err;
420.   

crypto/srp/srp_vfy.c:421:9: Taking false branch
419.           goto err;
420.   
421.       if (RAND_bytes(digv, SHA_DIGEST_LENGTH) <= 0)
               ^
422.           goto err;
423.       ctxt = EVP_MD_CTX_new();

crypto/srp/srp_vfy.c:423:5: 
421.       if (RAND_bytes(digv, SHA_DIGEST_LENGTH) <= 0)
422.           goto err;
423. >     ctxt = EVP_MD_CTX_new();
424.       if (ctxt == NULL
425.           || !EVP_DigestInit_ex(ctxt, EVP_sha1(), 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)

crypto/srp/srp_vfy.c:424:9: Taking false branch
422.           goto err;
423.       ctxt = EVP_MD_CTX_new();
424.       if (ctxt == NULL
               ^
425.           || !EVP_DigestInit_ex(ctxt, EVP_sha1(), NULL)
426.           || !EVP_DigestUpdate(ctxt, vb->seed_key, strlen(vb->seed_key))

crypto/srp/srp_vfy.c:425:13: 
423.       ctxt = EVP_MD_CTX_new();
424.       if (ctxt == NULL
425. >         || !EVP_DigestInit_ex(ctxt, EVP_sha1(), NULL)
426.           || !EVP_DigestUpdate(ctxt, vb->seed_key, strlen(vb->seed_key))
427.           || !EVP_DigestUpdate(ctxt, username, strlen(username))

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)

crypto/srp/srp_vfy.c:425:13: Taking true branch
423.       ctxt = EVP_MD_CTX_new();
424.       if (ctxt == NULL
425.           || !EVP_DigestInit_ex(ctxt, EVP_sha1(), NULL)
                   ^
426.           || !EVP_DigestUpdate(ctxt, vb->seed_key, strlen(vb->seed_key))
427.           || !EVP_DigestUpdate(ctxt, username, strlen(username))

crypto/srp/srp_vfy.c:437:2: 
435.           return user;
436.   
437. >  err:
438.       EVP_MD_CTX_free(ctxt);
439.       SRP_user_pwd_free(user);

crypto/srp/srp_vfy.c:438:5: 
436.   
437.    err:
438. >     EVP_MD_CTX_free(ctxt);
439.       SRP_user_pwd_free(user);
440.       return NULL;

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)
