ble_mesh: stack: Fix mbedtls aes ctx not deallocated

This commit is contained in:
lly 2021-02-04 11:13:51 +08:00
parent 5e8695d7be
commit 10b5436cc9
2 changed files with 16 additions and 0 deletions

View File

@ -1883,6 +1883,7 @@ int bt_mesh_encrypt_le(const uint8_t key[16], const uint8_t plaintext[16],
sys_memcpy_swap(tmp, key, 16);
if (mbedtls_aes_setkey_enc(&ctx, tmp, 128) != 0) {
mbedtls_aes_free(&ctx);
return -EINVAL;
}
@ -1890,8 +1891,11 @@ int bt_mesh_encrypt_le(const uint8_t key[16], const uint8_t plaintext[16],
if (mbedtls_aes_crypt_ecb(&ctx, MBEDTLS_AES_ENCRYPT,
tmp, enc_data) != 0) {
mbedtls_aes_free(&ctx);
return -EINVAL;
}
mbedtls_aes_free(&ctx);
#else /* CONFIG_MBEDTLS_HARDWARE_AES */
struct tc_aes_key_sched_struct s = {0};
@ -1926,13 +1930,17 @@ int bt_mesh_encrypt_be(const uint8_t key[16], const uint8_t plaintext[16],
mbedtls_aes_init(&ctx);
if (mbedtls_aes_setkey_enc(&ctx, key, 128) != 0) {
mbedtls_aes_free(&ctx);
return -EINVAL;
}
if (mbedtls_aes_crypt_ecb(&ctx, MBEDTLS_AES_ENCRYPT,
plaintext, enc_data) != 0) {
mbedtls_aes_free(&ctx);
return -EINVAL;
}
mbedtls_aes_free(&ctx);
#else /* CONFIG_MBEDTLS_HARDWARE_AES */
struct tc_aes_key_sched_struct s = {0};

View File

@ -1864,6 +1864,7 @@ int bt_mesh_encrypt_le(const uint8_t key[16], const uint8_t plaintext[16],
sys_memcpy_swap(tmp, key, 16);
if (mbedtls_aes_setkey_enc(&ctx, tmp, 128) != 0) {
mbedtls_aes_free(&ctx);
return -EINVAL;
}
@ -1871,8 +1872,11 @@ int bt_mesh_encrypt_le(const uint8_t key[16], const uint8_t plaintext[16],
if (mbedtls_aes_crypt_ecb(&ctx, MBEDTLS_AES_ENCRYPT,
tmp, enc_data) != 0) {
mbedtls_aes_free(&ctx);
return -EINVAL;
}
mbedtls_aes_free(&ctx);
#else /* CONFIG_MBEDTLS_HARDWARE_AES */
struct tc_aes_key_sched_struct s = {0};
@ -1907,13 +1911,17 @@ int bt_mesh_encrypt_be(const uint8_t key[16], const uint8_t plaintext[16],
mbedtls_aes_init(&ctx);
if (mbedtls_aes_setkey_enc(&ctx, key, 128) != 0) {
mbedtls_aes_free(&ctx);
return -EINVAL;
}
if (mbedtls_aes_crypt_ecb(&ctx, MBEDTLS_AES_ENCRYPT,
plaintext, enc_data) != 0) {
mbedtls_aes_free(&ctx);
return -EINVAL;
}
mbedtls_aes_free(&ctx);
#else /* CONFIG_MBEDTLS_HARDWARE_AES */
struct tc_aes_key_sched_struct s = {0};