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Code Issues Releases Wiki Activity

Fixed scope of stack variables (found via asan)

pull/327/head
Daniele Lacamera 2021-03-17 08:49:51 +01:00
parent a36d91bc93
commit 801ac2d656
1 changed files with 4 additions and 2 deletions
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6
src/internal.c
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@ -715,6 +715,9 @@ int wolfSSH_ProcessBuffer(WOLFSSH_CTX* ctx,
byte* der;
word32 derSz, scratch = 0;
union wolfSSH_key *key_ptr = NULL;
#ifndef WOLFSSH_SMALL_STACK
union wolfSSH_key key;
#endif
(void)dynamicType;
(void)heap;
@ -770,7 +773,6 @@ int wolfSSH_ProcessBuffer(WOLFSSH_CTX* ctx,
return WS_MEMORY_E;
}
#else
union wolfSSH_key key;
key_ptr = &key;
#endif /* WOLFSSH_SMALL_STACK */
@ -2831,6 +2833,7 @@ static int DoKexDhReply(WOLFSSH* ssh, byte* buf, word32 len, word32* idx)
ecc_key *key_ptr;
#ifndef WOLFSSH_SMALL_STACK
struct wolfSSH_sigKeyBlock s_sigKeyBlock;
ecc_key key_s;
#endif
WLOG(WS_LOG_DEBUG, "Entering DoKexDhReply()");
@ -3035,7 +3038,6 @@ static int DoKexDhReply(WOLFSSH* ssh, byte* buf, word32 len, word32* idx)
#else /* ! WOLFSSH_SMALL_STACK */
#ifndef WOLFSSH_NO_ECDSA
ecc_key key_s;
key_ptr = &key_s;
#endif
sigKeyBlock_ptr = &s_sigKeyBlock;