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Fix bug in PSA AEAD test

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Resize buffer used to hold the nonce to twice the maximum nonce size.
Some test cases were requesting more than the maximum nonce size
without actually having backing space. This caused a buffer overflow
when PSA buffer-copying code was added.

Signed-off-by: David Horstmann <david.horstmann@arm.com>
This commit is contained in:
David Horstmann 2023-12-11 15:09:46 +00:00
parent d3cad8b017
commit 52402ec0fe
1 changed files with 3 additions and 1 deletions
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4
tests/suites/test_suite_psa_crypto.function
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@ -5129,7 +5129,9 @@ void aead_multipart_generate_nonce(int key_type_arg, data_t *key_data,
psa_key_type_t key_type = key_type_arg;
psa_algorithm_t alg = alg_arg;
psa_aead_operation_t operation = PSA_AEAD_OPERATION_INIT;
uint8_t nonce_buffer[PSA_AEAD_NONCE_MAX_SIZE];
/* Some tests try to get more than the maximum nonce length,
* so allocate double. */
uint8_t nonce_buffer[PSA_AEAD_NONCE_MAX_SIZE * 2];
psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
psa_status_t status = PSA_ERROR_GENERIC_ERROR;
psa_status_t expected_status = expected_status_arg;