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Add buffer overflow check

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Signed-off-by: gabor-mezei-arm <gabor.mezei@arm.com>
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gabor-mezei-arm 2021-06-29 16:41:25 +02:00
parent 6f8d43df20
commit 42373bdde7
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GPG key ID: 106F5A41ECC305BD
1 changed files with 3 additions and 0 deletions
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library/psa_crypto_cipher.c
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@ -393,6 +393,9 @@ static psa_status_t cipher_update( mbedtls_psa_cipher_operation_t *operation,
status = mbedtls_to_psa_error( status = mbedtls_to_psa_error(
mbedtls_cipher_update( &operation->ctx.cipher, input, mbedtls_cipher_update( &operation->ctx.cipher, input,
input_length, output, output_length ) ); input_length, output, output_length ) );
if( *output_length > output_size )
return PSA_ERROR_CORRUPTION_DETECTED;
} }
return( status ); return( status );