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Deref pointer when using sizeof in x509_get_other_name

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Fix for #2716.
This commit is contained in:
Sébastien Duquette 2019-06-23 17:45:26 -04:00
parent 66b7edb108
commit 661d725044
2 changed files with 4 additions and 3 deletions
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6
library/x509_crt.c
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@ -1687,7 +1687,7 @@ static int x509_get_other_name( const mbedtls_x509_buf *subject_alt_name,
if( p + len >= end )
{
mbedtls_platform_zeroize( other_name, sizeof( other_name ) );
mbedtls_platform_zeroize( other_name, sizeof( *other_name ) );
return( MBEDTLS_ERR_X509_INVALID_EXTENSIONS +
MBEDTLS_ERR_ASN1_LENGTH_MISMATCH );
}
@ -1709,7 +1709,7 @@ static int x509_get_other_name( const mbedtls_x509_buf *subject_alt_name,
if( p + len >= end )
{
mbedtls_platform_zeroize( other_name, sizeof( other_name ) );
mbedtls_platform_zeroize( other_name, sizeof( *other_name ) );
return( MBEDTLS_ERR_X509_INVALID_EXTENSIONS +
MBEDTLS_ERR_ASN1_LENGTH_MISMATCH );
}
@ -1725,7 +1725,7 @@ static int x509_get_other_name( const mbedtls_x509_buf *subject_alt_name,
if( p != end )
{
mbedtls_platform_zeroize( other_name,
sizeof( other_name ) );
sizeof( *other_name ) );
return( MBEDTLS_ERR_X509_INVALID_EXTENSIONS +
MBEDTLS_ERR_ASN1_LENGTH_MISMATCH );
}