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Fix out-of-bound access in aesXXX_InvertKey()

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This commit is contained in:
jsteube 2017-08-25 11:52:07 +02:00
parent b58da88174
commit 8c9c36ee2a
1 changed files with 2 additions and 2 deletions
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4
OpenCL/inc_cipher_aes.cl
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@ -726,7 +726,7 @@ static void aes128_ExpandKey (u32 *ks, const u32 *ukey, SHM_TYPE u32 *s_te0, SHM
static void aes128_InvertKey (u32 *ks, SHM_TYPE u32 *s_te0, SHM_TYPE u32 *s_te1, SHM_TYPE u32 *s_te2, SHM_TYPE u32 *s_te3, SHM_TYPE u32 *s_te4, SHM_TYPE u32 *s_td0, SHM_TYPE u32 *s_td1, SHM_TYPE u32 *s_td2, SHM_TYPE u32 *s_td3, SHM_TYPE u32 *s_td4)
{
for (u32 i = 0, j = 40; i < 20; i += 4, j -= 4)
for (u32 i = 0, j = 40; i < j; i += 4, j -= 4)
{
u32 temp;
@ -965,7 +965,7 @@ static void aes256_ExpandKey (u32 *ks, const u32 *ukey, SHM_TYPE u32 *s_te0, SHM
static void aes256_InvertKey (u32 *ks, SHM_TYPE u32 *s_te0, SHM_TYPE u32 *s_te1, SHM_TYPE u32 *s_te2, SHM_TYPE u32 *s_te3, SHM_TYPE u32 *s_te4, SHM_TYPE u32 *s_td0, SHM_TYPE u32 *s_td1, SHM_TYPE u32 *s_td2, SHM_TYPE u32 *s_td3, SHM_TYPE u32 *s_td4)
{
for (u32 i = 0, j = 56; i < 28; i += 4, j -= 4)
for (u32 i = 0, j = 56; i < j; i += 4, j -= 4)
{
u32 temp;