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 63 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:197:1: start of procedure CRYPTO_zalloc()
    195.   }
    196.   
    197. > void *CRYPTO_zalloc(size_t num, const char *file, int line)
    198.   {
    199.       void *ret = CRYPTO_malloc(num, file, line);

crypto/mem.c:199:5: 
    197.   void *CRYPTO_zalloc(size_t num, const char *file, int line)
    198.   {
    199. >     void *ret = CRYPTO_malloc(num, file, line);
    200.   
    201.       FAILTEST();

crypto/mem.c:169:1: start of procedure CRYPTO_malloc()
      167.   #endif
      168.   
      169. > void *CRYPTO_malloc(size_t num, const char *file, int line)
      170.   {
      171.       void *ret = NULL;

crypto/mem.c:171:5: 
      169.   void *CRYPTO_malloc(size_t num, const char *file, int line)
      170.   {
      171. >     void *ret = NULL;
      172.   
      173.       if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)

crypto/mem.c:173:9: Taking false branch
      171.       void *ret = NULL;
      172.   
      173.       if (malloc_impl != NULL && malloc_impl != CRYPTO_malloc)
                     ^
      174.           return malloc_impl(num, file, line);
      175.   

crypto/mem.c:176:9: Taking false branch
      174.           return malloc_impl(num, file, line);
      175.   
      176.       if (num == 0)
                     ^
      177.           return NULL;
      178.   

crypto/mem.c:180:5: 
      178.   
      179.       FAILTEST();
      180. >     allow_customize = 0;
      181.   #ifndef OPENSSL_NO_CRYPTO_MDEBUG
      182.       if (call_malloc_debug) {

crypto/mem.c:190:5: 
      188.       }
      189.   #else
      190. >     osslargused(file); osslargused(line);
      191.       ret = malloc(num);
      192.   #endif

crypto/mem.c:190:24: 
      188.       }
      189.   #else
      190. >     osslargused(file); osslargused(line);
      191.       ret = malloc(num);
      192.   #endif

crypto/mem.c:191:5: 
      189.   #else
      190.       osslargused(file); osslargused(line);
      191. >     ret = malloc(num);
      192.   #endif
      193.   

crypto/mem.c:194:5: 
      192.   #endif
      193.   
      194. >     return ret;
      195.   }
      196.   

crypto/mem.c:195:1: return from a call to CRYPTO_malloc
      193.   
      194.       return ret;
      195. > }
      196.   
      197.   void *CRYPTO_zalloc(size_t num, const char *file, int line)

crypto/mem.c:202:9: Taking true branch
    200.   
    201.       FAILTEST();
    202.       if (ret != NULL)
                   ^
    203.           memset(ret, 0, num);
    204.       return ret;

crypto/mem.c:203:9: 
    201.       FAILTEST();
    202.       if (ret != NULL)
    203. >         memset(ret, 0, num);
    204.       return ret;
    205.   }

crypto/mem.c:204:5: 
    202.       if (ret != NULL)
    203.           memset(ret, 0, num);
    204. >     return ret;
    205.   }
    206.   

crypto/mem.c:205:1: return from a call to CRYPTO_zalloc
    203.           memset(ret, 0, num);
    204.       return ret;
    205. > }
    206.   
    207.   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 true 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:187:9: 
  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;
  189.       }

crypto/err/err.c:365:1: start of procedure ERR_put_error()
    363.   /********************************************************/
    364.   
    365. > void ERR_put_error(int lib, int func, int reason, const char *file, int line)
    366.   {
    367.       ERR_STATE *es;

crypto/err/err.c:388:5: 
    386.       }
    387.   #endif
    388. >     es = ERR_get_state();
    389.       if (es == NULL)
    390.           return;

crypto/err/err.c:679:1: start of procedure ERR_get_state()
      677.   }
      678.   
      679. > ERR_STATE *ERR_get_state(void)
      680.   {
      681.       ERR_STATE *state = NULL;

crypto/err/err.c:681:5: 
      679.   ERR_STATE *ERR_get_state(void)
      680.   {
      681. >     ERR_STATE *state = NULL;
      682.   
      683.       if (!RUN_ONCE(&err_init, err_do_init))

crypto/err/err.c:683:10: 
      681.       ERR_STATE *state = NULL;
      682.   
      683. >     if (!RUN_ONCE(&err_init, err_do_init))
      684.           return NULL;
      685.   

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

crypto/threads_pthread.c:107:9: Taking true branch
        105.   int CRYPTO_THREAD_run_once(CRYPTO_ONCE *once, void (*init)(void))
        106.   {
        107.       if (pthread_once(once, init) != 0)
                       ^
        108.           return 0;
        109.   

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

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

crypto/err/err.c:683:10: Condition is false
      681.       ERR_STATE *state = NULL;
      682.   
      683.       if (!RUN_ONCE(&err_init, err_do_init))
                      ^
      684.           return NULL;
      685.   

crypto/err/err.c:683:10: Taking true branch
      681.       ERR_STATE *state = NULL;
      682.   
      683.       if (!RUN_ONCE(&err_init, err_do_init))
                      ^
      684.           return NULL;
      685.   

crypto/err/err.c:684:9: 
      682.   
      683.       if (!RUN_ONCE(&err_init, err_do_init))
      684. >         return NULL;
      685.   
      686.       state = CRYPTO_THREAD_get_local(&err_thread_local);

crypto/err/err.c:704:1: return from a call to ERR_get_state
      702.   
      703.       return state;
      704. > }
      705.   
      706.   int ERR_get_next_error_library(void)

crypto/err/err.c:389:9: Taking true branch
    387.   #endif
    388.       es = ERR_get_state();
    389.       if (es == NULL)
                   ^
    390.           return;
    391.   

crypto/err/err.c:390:9: 
    388.       es = ERR_get_state();
    389.       if (es == NULL)
    390. >         return;
    391.   
    392.       es->top = (es->top + 1) % ERR_NUM_ERRORS;

crypto/err/err.c:400:1: return from a call to ERR_put_error
    398.       es->err_line[es->top] = line;
    399.       err_clear_data(es, es->top);
    400. > }
    401.   
    402.   void ERR_clear_error(void)

crypto/evp/digest.c:188:9: 
  186.       if ((in == NULL) || (in->digest == NULL)) {
  187.           EVPerr(EVP_F_EVP_MD_CTX_COPY_EX, EVP_R_INPUT_NOT_INITIALIZED);
  188. >         return 0;
  189.       }
  190.   #ifndef OPENSSL_NO_ENGINE

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:264:1: start of procedure CRYPTO_free()
    262.   }
    263.   
    264. > void CRYPTO_free(void *str, const char *file, int line)
    265.   {
    266.       if (free_impl != NULL && free_impl != &CRYPTO_free) {

crypto/mem.c:266:9: Taking true branch
    264.   void CRYPTO_free(void *str, const char *file, int line)
    265.   {
    266.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
                   ^
    267.           free_impl(str, file, line);
    268.           return;

crypto/mem.c:266:30: Taking true branch
    264.   void CRYPTO_free(void *str, const char *file, int line)
    265.   {
    266.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
                                        ^
    267.           free_impl(str, file, line);
    268.           return;

crypto/mem.c:267:9: Skipping __function_pointer__(): unresolved function pointer
    265.   {
    266.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
    267.           free_impl(str, file, line);
                   ^
    268.           return;
    269.       }

crypto/mem.c:268:9: 
    266.       if (free_impl != NULL && free_impl != &CRYPTO_free) {
    267.           free_impl(str, file, line);
    268. >         return;
    269.       }
    270.   

crypto/mem.c:282:1: return from a call to CRYPTO_free
    280.       free(str);
    281.   #endif
    282. > }
    283.   
    284.   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)
