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Check output allocated before randomising

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Signed-off-by: Thomas Daubney <thomas.daubney@arm.com>
This commit is contained in:
Thomas Daubney 2024-02-20 11:26:55 +00:00
parent 3c0c6b1c4b
commit 26d1c43821
1 changed files with 1 additions and 1 deletions
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2
library/psa_crypto.c
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@ -5332,7 +5332,7 @@ psa_status_t psa_raw_key_agreement(psa_algorithm_t alg,
output_length); output_length);
exit: exit:
if (status != PSA_SUCCESS) { if (status != PSA_SUCCESS && output != NULL) {
/* If an error happens and is not handled properly, the output /* If an error happens and is not handled properly, the output
* may be used as a key to protect sensitive data. Arrange for such * may be used as a key to protect sensitive data. Arrange for such
* a key to be random, which is likely to result in decryption or * a key to be random, which is likely to result in decryption or