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Free hd_context if error.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2024-08-25 20:00:16 +02:00
parent 28c63a500c
commit 39a5af8649
2 changed files with 4 additions and 1 deletions
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1
src/hsm/cmd_cipher_sym.c
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@@ -664,6 +664,7 @@ int cmd_cipher_sym() {
secret[64] = { 0 }; secret[64] = { 0 };
mbedtls_aes_init(&ctx); mbedtls_aes_init(&ctx);
if (hd_keytype != 0x3) { if (hd_keytype != 0x3) {
mbedtls_ecdsa_free(&hd_context);
return SW_INCORRECT_PARAMS(); return SW_INCORRECT_PARAMS();
} }
key_size = 32; key_size = 32;

4
src/hsm/cmd_signature.c
View File

@@ -284,11 +284,13 @@ int cmd_signature() {
} }
else if (p2 == ALGO_HD) { else if (p2 == ALGO_HD) {
size_t olen = 0; size_t olen = 0;
uint8_t buf[MBEDTLS_ECDSA_MAX_LEN]; uint8_t buf[MBEDTLS_ECDSA_MAX_LEN] = {0};
if (hd_context.grp.id == MBEDTLS_ECP_DP_NONE) { if (hd_context.grp.id == MBEDTLS_ECP_DP_NONE) {
mbedtls_ecdsa_free(&hd_context);
return SW_CONDITIONS_NOT_SATISFIED(); return SW_CONDITIONS_NOT_SATISFIED();
} }
if (hd_keytype != 0x1 && hd_keytype != 0x2) { if (hd_keytype != 0x1 && hd_keytype != 0x2) {
mbedtls_ecdsa_free(&hd_context);
return SW_INCORRECT_PARAMS(); return SW_INCORRECT_PARAMS();
} }
md = MBEDTLS_MD_SHA256; md = MBEDTLS_MD_SHA256;