AuroraMiddleware/libtomcrypt
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Merge pull request #493 from jbech-linaro/rijndael_range

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check range in _rijndael_ecb_ functions
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Steffen Jaeckel 2019-09-04 13:44:47 +02:00 committed by GitHub
commit a1f6312416
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1 changed files with 8 additions and 0 deletions
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8
src/ciphers/aes/aes.c
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@ -295,6 +295,10 @@ int ECB_ENC(const unsigned char *pt, unsigned char *ct, const symmetric_key *ske
LTC_ARGCHK(skey != NULL); LTC_ARGCHK(skey != NULL);
Nr = skey->rijndael.Nr; Nr = skey->rijndael.Nr;
if (Nr < 2 || Nr > 16)
return CRYPT_INVALID_ROUNDS;
rk = skey->rijndael.eK; rk = skey->rijndael.eK;
/* /*
@ -475,6 +479,10 @@ int ECB_DEC(const unsigned char *ct, unsigned char *pt, const symmetric_key *ske
LTC_ARGCHK(skey != NULL); LTC_ARGCHK(skey != NULL);
Nr = skey->rijndael.Nr; Nr = skey->rijndael.Nr;
if (Nr < 2 || Nr > 16)
return CRYPT_INVALID_ROUNDS;
rk = skey->rijndael.dK; rk = skey->rijndael.dK;
/* /*