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SESSION mutex: copying a session overwrote mutex

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New session creation function, NewSession, that doesn't initialize
mutex.
Calling functions, wolfSSL_SESSION_new() and wolfSSL_SESSION_copy(),
initialize the mutex.
This commit is contained in:
Sean Parkinson
2020-12-14 09:09:09 +10:00
parent 65d0cc62fd
commit 52f63ca44b
1 changed files with 26 additions and 9 deletions
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35
src/ssl.c
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@ -19893,8 +19893,9 @@ int wolfSSL_session_reused(WOLFSSL* ssl)
}
#if defined(OPENSSL_EXTRA) || defined(HAVE_EXT_CACHE)
/* return a new malloc'd session with default settings on success */
WOLFSSL_SESSION* wolfSSL_SESSION_new(void)
static WOLFSSL_SESSION* NewSession(void)
{
WOLFSSL_SESSION* ret = NULL;
@ -19902,18 +19903,27 @@ WOLFSSL_SESSION* wolfSSL_SESSION_new(void)
DYNAMIC_TYPE_OPENSSL);
if (ret != NULL) {
XMEMSET(ret, 0, sizeof(WOLFSSL_SESSION));
#ifdef OPENSSL_EXTRA
if (wc_InitMutex(&ret->refMutex) != 0) {
WOLFSSL_MSG("Error setting up session reference mutex");
XFREE(ret, NULL, DYNAMIC_TYPE_OPENSSL);
return NULL;
}
#endif
ret->isAlloced = 1;
}
return ret;
}
WOLFSSL_SESSION* wolfSSL_SESSION_new(void)
{
WOLFSSL_SESSION* ret = NewSession();
if (ret != NULL) {
#ifdef OPENSSL_EXTRA
if (wc_InitMutex(&ret->refMutex) != 0) {
WOLFSSL_MSG("Error setting up session reference mutex");
XFREE(ret, NULL, DYNAMIC_TYPE_OPENSSL);
return NULL;
}
}
#endif
return ret;
}
/* add one to session reference count
* return WOFLSSL_SUCCESS on success and WOLFSSL_FAILURE on error */
@ -19949,10 +19959,17 @@ WOLFSSL_SESSION* wolfSSL_SESSION_dup(WOLFSSL_SESSION* session)
}
#endif
copy = wolfSSL_SESSION_new();
copy = NewSession();
if (copy != NULL) {
XMEMCPY(copy, session, sizeof(WOLFSSL_SESSION));
copy->isAlloced = 1;
#ifdef OPENSSL_EXTRA
if (wc_InitMutex(&copy->refMutex) != 0) {
WOLFSSL_MSG("Error setting up session reference mutex");
XFREE(copy, NULL, DYNAMIC_TYPE_OPENSSL);
return NULL;
}
#endif
#ifdef HAVE_SESSION_TICKET
if (session->isDynamic) {
copy->ticket = (byte*)XMALLOC(session->ticketLen, NULL,