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PK rsa_verify: check signature length

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Manuel Pégourié-Gonnard 2013-08-14 20:20:41 +02:00
parent 15699380e5
commit ac4cd36297
1 changed files with 2 additions and 1 deletions
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3
library/pk_wrap.c
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@ -62,7 +62,8 @@ static int rsa_verify_wrap( void *ctx,
const unsigned char *hash, const md_info_t *md_info, const unsigned char *hash, const md_info_t *md_info,
const unsigned char *sig, size_t sig_len ) const unsigned char *sig, size_t sig_len )
{ {
((void) sig_len); if( sig_len != ((rsa_context *) ctx)->len )
return( POLARSSL_ERR_RSA_VERIFY_FAILED );
return( rsa_pkcs1_verify( (rsa_context *) ctx, return( rsa_pkcs1_verify( (rsa_context *) ctx,
RSA_PUBLIC, md_info->type, 0, hash, sig ) ); RSA_PUBLIC, md_info->type, 0, hash, sig ) );