lib/mbedtls
1
0
Fork 0
mirror of https://github.com/Mbed-TLS/mbedtls.git synced 2025-08-01 10:06:53 +03:00
Code Activity

Merge pull request #4665 from yanesca/issue-3990-fix_psa_verify_with_alt

Browse Source 
Fix PSA RSA PSS verify with ALT implementations
This commit is contained in:
Gilles Peskine
2021-06-23 11:47:38 +02:00
committed by GitHub
parent e9bc857327 ab97e003f3
commit c9d86a05ce
5 changed files with 60 additions and 60 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
library/psa_crypto_rsa.c
View File

@ -361,27 +361,14 @@ static psa_status_t psa_rsa_decode_md_type( psa_algorithm_t alg,
return( PSA_ERROR_INVALID_ARGUMENT );
#endif
#if defined(BUILTIN_ALG_RSA_PKCS1V15_SIGN)
/* For PKCS#1 v1.5 signature, if using a hash, the hash length
* must be correct. */
if( PSA_ALG_IS_RSA_PKCS1V15_SIGN( alg ) &&
alg != PSA_ALG_RSA_PKCS1V15_SIGN_RAW )
/* For signatures using a hash, the hash length must be correct. */
if( alg != PSA_ALG_RSA_PKCS1V15_SIGN_RAW )
{
if( md_info == NULL )
return( PSA_ERROR_NOT_SUPPORTED );
if( mbedtls_md_get_size( md_info ) != hash_length )
return( PSA_ERROR_INVALID_ARGUMENT );
}
#endif /* BUILTIN_ALG_RSA_PKCS1V15_SIGN */
#if defined(BUILTIN_ALG_RSA_PSS)
/* PSS requires a hash internally. */
if( PSA_ALG_IS_RSA_PSS( alg ) )
{
if( md_info == NULL )
return( PSA_ERROR_NOT_SUPPORTED );
}
#endif /* BUILTIN_ALG_RSA_PSS */
return( PSA_SUCCESS );
}
@ -517,7 +504,7 @@ static psa_status_t rsa_verify_hash(
if( ret == 0 )
{
ret = mbedtls_rsa_rsassa_pss_verify( rsa,
MBEDTLS_MD_NONE,
md_alg,
(unsigned int) hash_length,
hash,
signature );