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aes.cpp: Use secured memory resetting

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Eladash 2021-11-20 20:34:08 +02:00 • committed by Ivan
parent a60cee6536
commit ef0bee9228
1 changed files with 4 additions and 1 deletions
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5
rpcs3/Crypto/aes.cpp
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@ -32,6 +32,8 @@
#include "aes.h" #include "aes.h"
#include "aesni.h" #include "aesni.h"
#include <algorithm>
/* /*
* 32-bit integer manipulation macros (little endian) * 32-bit integer manipulation macros (little endian)
*/ */
@ -593,7 +595,8 @@ int aes_setkey_dec( aes_context *ctx, const unsigned char *key, unsigned int key
*RK++ = *SK++; *RK++ = *SK++;
done: done:
memset( &cty, 0, sizeof( aes_context ) ); // Wipe the stack buffer clean
std::fill_n(reinterpret_cast<volatile char*>(&cty), sizeof(cty), 0);
return( 0 ); return( 0 );
} }