crypto/evp/m_sigver.c:188: error: MEMORY_LEAK
  memory dynamically allocated by call to `EVP_MD_CTX_new()` at line 184, column 31 is not reachable after line 188, column 13.
Showing all 62 steps of the trace


crypto/evp/m_sigver.c:166:1: start of procedure EVP_DigestVerifyFinal()
164.   }
165.   
166. > int EVP_DigestVerifyFinal(EVP_MD_CTX *ctx, const unsigned char *sig,
167.                             size_t siglen)
168.   {

crypto/evp/m_sigver.c:170:5: 
168.   {
169.       unsigned char md[EVP_MAX_MD_SIZE];
170. >     int r = 0;
171.       unsigned int mdlen = 0;
172.       int vctx = 0;

crypto/evp/m_sigver.c:171:5: 
169.       unsigned char md[EVP_MAX_MD_SIZE];
170.       int r = 0;
171. >     unsigned int mdlen = 0;
172.       int vctx = 0;
173.   

crypto/evp/m_sigver.c:172:5: 
170.       int r = 0;
171.       unsigned int mdlen = 0;
172. >     int vctx = 0;
173.   
174.       if (ctx->pctx->pmeth->verifyctx)

crypto/evp/m_sigver.c:174:9: Taking true branch
172.       int vctx = 0;
173.   
174.       if (ctx->pctx->pmeth->verifyctx)
               ^
175.           vctx = 1;
176.       else

crypto/evp/m_sigver.c:175:9: 
173.   
174.       if (ctx->pctx->pmeth->verifyctx)
175. >         vctx = 1;
176.       else
177.           vctx = 0;

crypto/evp/m_sigver.c:178:9: Taking false branch
176.       else
177.           vctx = 0;
178.       if (ctx->flags & EVP_MD_CTX_FLAG_FINALISE) {
               ^
179.           if (vctx) {
180.               r = ctx->pctx->pmeth->verifyctx(ctx->pctx, sig, siglen, ctx);

crypto/evp/m_sigver.c:184:9: 
182.               r = EVP_DigestFinal_ex(ctx, md, &mdlen);
183.       } else {
184. >         EVP_MD_CTX *tmp_ctx = EVP_MD_CTX_new();
185.           if (tmp_ctx == NULL)
186.               return -1;

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:186:1: start of procedure CRYPTO_zalloc()
    184.   }
    185.   
    186. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
    187.   {
    188.       void *ret = CRYPTO_malloc(num, file, line);

crypto/mem.c:188:5: 
    186.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
    187.   {
    188. >     void *ret = CRYPTO_malloc(num, file, line);
    189.   
    190.       FAILTEST();

crypto/mem.c:158:1: start of procedure CRYPTO_malloc()
      156.   #endif
      157.   
      158. > void *CRYPTO_malloc(size_t num, const char *file, int line)
      159.   {
      160.       void *ret = NULL;

crypto/mem.c:160:5: 
      158.   void *CRYPTO_malloc(size_t num, const char *file, int line)
      159.   {
      160. >     void *ret = NULL;
      161.   
      162.       if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)

crypto/mem.c:162:9: Taking false branch
      160.       void *ret = NULL;
      161.   
      162.       if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)
                     ^
      163.           return malloc_impl(num, file, line);
      164.   

crypto/mem.c:165:9: Taking false branch
      163.           return malloc_impl(num, file, line);
      164.   
      165.       if (num == 0)
                     ^
      166.           return NULL;
      167.   

crypto/mem.c:169:5: 
      167.   
      168.       FAILTEST();
      169. >     allow_customize = 0;
      170.   #ifndef OPENSSL_NO_CRYPTO_MDEBUG
      171.       if (call_malloc_debug) {

crypto/mem.c:179:5: 
      177.       }
      178.   #else
      179. >     osslargused(file); osslargused(line);
      180.       ret = malloc(num);
      181.   #endif

crypto/mem.c:179:24: 
      177.       }
      178.   #else
      179. >     osslargused(file); osslargused(line);
      180.       ret = malloc(num);
      181.   #endif

crypto/mem.c:180:5: 
      178.   #else
      179.       osslargused(file); osslargused(line);
      180. >     ret = malloc(num);
      181.   #endif
      182.   

crypto/mem.c:183:5: 
      181.   #endif
      182.   
      183. >     return ret;
      184.   }
      185.   

crypto/mem.c:184:1: return from a call to CRYPTO_malloc
      182.   
      183.       return ret;
      184. > }
      185.   
      186.   void *CRYPTO_zalloc(size_t num, const char *file, int line)

crypto/mem.c:191:9: Taking true branch
    189.   
    190.       FAILTEST();
    191.       if (ret != NULL)
                   ^
    192.           memset(ret, 0, num);
    193.       return ret;

crypto/mem.c:192:9: 
    190.       FAILTEST();
    191.       if (ret != NULL)
    192. >         memset(ret, 0, num);
    193.       return ret;
    194.   }

crypto/mem.c:193:5: 
    191.       if (ret != NULL)
    192.           memset(ret, 0, num);
    193. >     return ret;
    194.   }
    195.   

crypto/mem.c:194:1: return from a call to CRYPTO_zalloc
    192.           memset(ret, 0, num);
    193.       return ret;
    194. > }
    195.   
    196.   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/evp/m_sigver.c:185:13: Taking false branch
183.       } else {
184.           EVP_MD_CTX *tmp_ctx = EVP_MD_CTX_new();
185.           if (tmp_ctx == NULL)
                   ^
186.               return -1;
187.           if (!EVP_MD_CTX_copy_ex(tmp_ctx, ctx)) {

crypto/evp/m_sigver.c:187:14: 
185.           if (tmp_ctx == NULL)
186.               return -1;
187. >         if (!EVP_MD_CTX_copy_ex(tmp_ctx, ctx)) {
188.               EVP_MD_CTX_free(tmp_ctx);
189.               return -1;

crypto/evp/digest.c:183:1: start of procedure EVP_MD_CTX_copy_ex()
  181.   }
  182.   
  183. > int EVP_MD_CTX_copy_ex(EVP_MD_CTX *out, const EVP_MD_CTX *in)
  184.   {
  185.       unsigned char *tmp_buf;

crypto/evp/digest.c:186:10: Taking false branch
  184.   {
  185.       unsigned char *tmp_buf;
  186.       if ((in == NULL) || (in->digest == NULL)) {
                  ^
  187.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, EVP_R_INPUT_NOT_INITIALIZED);
  188.           return 0;

crypto/evp/digest.c:186:26: Taking false branch
  184.   {
  185.       unsigned char *tmp_buf;
  186.       if ((in == NULL) || (in->digest == NULL)) {
                                  ^
  187.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, EVP_R_INPUT_NOT_INITIALIZED);
  188.           return 0;

crypto/evp/digest.c:192:9: Taking true branch
  190.   #ifndef OPENSSL_NO_ENGINE
  191.       /* Make sure it's safe to copy a digest context using an ENGINE */
  192.       if (in->engine && !ENGINE_init(in->engine)) {
                 ^
  193.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
  194.           return 0;

crypto/evp/digest.c:192:24: 
  190.   #ifndef OPENSSL_NO_ENGINE
  191.       /* Make sure it's safe to copy a digest context using an ENGINE */
  192. >     if (in->engine && !ENGINE_init(in->engine)) {
  193.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
  194.           return 0;

crypto/engine/eng_init.c:76:1: start of procedure ENGINE_init()
    74.   
    75.   /* The API (locked) version of "init" */
    76. > int ENGINE_init(ENGINE *e)
    77.   {
    78.       int ret;

crypto/engine/eng_init.c:79:9: Taking false branch
    77.   {
    78.       int ret;
    79.       if (e == NULL) {
                  ^
    80.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_PASSED_NULL_PARAMETER);
    81.           return 0;

crypto/engine/eng_init.c:83:10: 
    81.           return 0;
    82.       }
    83. >     if (!RUN_ONCE(&engine_lock_init, do_engine_lock_init)) {
    84.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_MALLOC_FAILURE);
    85.           return 0;

crypto/threads_pthread.c:104:1: start of procedure CRYPTO_THREAD_run_once()
      102.   }
      103.   
      104. > int CRYPTO_THREAD_run_once(CRYPTO_ONCE *once, void (*init)(void))
      105.   {
      106.       if (pthread_once(once, init) != 0)

crypto/threads_pthread.c:106:9: Taking true branch
      104.   int CRYPTO_THREAD_run_once(CRYPTO_ONCE *once, void (*init)(void))
      105.   {
      106.       if (pthread_once(once, init) != 0)
                     ^
      107.           return 0;
      108.   

crypto/threads_pthread.c:107:9: 
      105.   {
      106.       if (pthread_once(once, init) != 0)
      107. >         return 0;
      108.   
      109.       return 1;

crypto/threads_pthread.c:110:1: return from a call to CRYPTO_THREAD_run_once
      108.   
      109.       return 1;
      110. > }
      111.   
      112.   int CRYPTO_THREAD_init_local(CRYPTO_THREAD_LOCAL *key, void (*cleanup)(void *))

crypto/engine/eng_init.c:83:10: Condition is false
    81.           return 0;
    82.       }
    83.       if (!RUN_ONCE(&engine_lock_init, do_engine_lock_init)) {
                   ^
    84.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_MALLOC_FAILURE);
    85.           return 0;

crypto/engine/eng_init.c:83:10: Taking true branch
    81.           return 0;
    82.       }
    83.       if (!RUN_ONCE(&engine_lock_init, do_engine_lock_init)) {
                   ^
    84.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_MALLOC_FAILURE);
    85.           return 0;

crypto/engine/eng_init.c:84:9: Skipping ERR_put_error(): empty list of specs
    82.       }
    83.       if (!RUN_ONCE(&engine_lock_init, do_engine_lock_init)) {
    84.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_MALLOC_FAILURE);
                  ^
    85.           return 0;
    86.       }

crypto/engine/eng_init.c:85:9: 
    83.       if (!RUN_ONCE(&engine_lock_init, do_engine_lock_init)) {
    84.           ENGINEerr(ENGINE_F_ENGINE_INIT, ERR_R_MALLOC_FAILURE);
    85. >         return 0;
    86.       }
    87.       CRYPTO_THREAD_write_lock(global_engine_lock);

crypto/engine/eng_init.c:91:1: return from a call to ENGINE_init
    89.       CRYPTO_THREAD_unlock(global_engine_lock);
    90.       return ret;
    91. > }
    92.   
    93.   /* The API (locked) version of "finish" */

crypto/evp/digest.c:192:24: Taking true branch
  190.   #ifndef OPENSSL_NO_ENGINE
  191.       /* Make sure it's safe to copy a digest context using an ENGINE */
  192.       if (in->engine && !ENGINE_init(in->engine)) {
                                ^
  193.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
  194.           return 0;

crypto/evp/digest.c:193:9: Skipping ERR_put_error(): empty list of specs
  191.       /* Make sure it's safe to copy a digest context using an ENGINE */
  192.       if (in->engine && !ENGINE_init(in->engine)) {
  193.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
                 ^
  194.           return 0;
  195.       }

crypto/evp/digest.c:194:9: 
  192.       if (in->engine && !ENGINE_init(in->engine)) {
  193.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, ERR_R_ENGINE_LIB);
  194. >         return 0;
  195.       }
  196.   #endif

crypto/evp/digest.c:240:1: return from a call to EVP_MD_CTX_copy_ex
  238.   
  239.       return 1;
  240. > }
  241.   
  242.   int EVP_Digest(const void *data, size_t count,

crypto/evp/m_sigver.c:187:14: Taking true branch
185.           if (tmp_ctx == NULL)
186.               return -1;
187.           if (!EVP_MD_CTX_copy_ex(tmp_ctx, ctx)) {
                    ^
188.               EVP_MD_CTX_free(tmp_ctx);
189.               return -1;

crypto/evp/m_sigver.c:188:13: 
186.               return -1;
187.           if (!EVP_MD_CTX_copy_ex(tmp_ctx, ctx)) {
188. >             EVP_MD_CTX_free(tmp_ctx);
189.               return -1;
190.           }

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:253:1: start of procedure CRYPTO_free()
    251.   }
    252.   
    253. > void CRYPTO_free(void *str, const char *file, int line)
    254.   {
    255.       if (free_impl != NULL && free_impl != &CRYPTO_free) {

crypto/mem.c:255:9: Taking true branch
    253.   void CRYPTO_free(void *str, const char *file, int line)
    254.   {
    255.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
                   ^
    256.           free_impl(str, file, line);
    257.           return;

crypto/mem.c:255:30: Taking true branch
    253.   void CRYPTO_free(void *str, const char *file, int line)
    254.   {
    255.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
                                        ^
    256.           free_impl(str, file, line);
    257.           return;

crypto/mem.c:256:9: Skipping __function_pointer__(): unresolved function pointer
    254.   {
    255.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
    256.           free_impl(str, file, line);
                   ^
    257.           return;
    258.       }

crypto/mem.c:257:9: 
    255.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
    256.           free_impl(str, file, line);
    257. >         return;
    258.       }
    259.   

crypto/mem.c:271:1: return from a call to CRYPTO_free
    269.       free(str);
    270.   #endif
    271. > }
    272.   
    273.   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)
