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Fix TX/RX buffers to align them with USB buffers and avoid overflows.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2024-12-24 02:06:15 +01:00
parent 991f5fc960
commit c6b03e54ca
7 changed files with 13 additions and 18 deletions
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8
src/hsm/cmd_cipher_sym.c
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@@ -410,13 +410,7 @@ int cmd_cipher_sym() {
size_t olen = 0;
mbedtls_asn1_buf params =
{.p = aad.data, .len = aad.len, .tag = (MBEDTLS_ASN1_CONSTRUCTED | MBEDTLS_ASN1_SEQUENCE)};
int r = mbedtls_pkcs5_pbes2_ext(&params,
algo == ALGO_EXT_CIPHER_ENCRYPT ? MBEDTLS_PKCS5_ENCRYPT : MBEDTLS_PKCS5_DECRYPT,
kdata,
key_size,
enc.data,
enc.len,
res_APDU, 4096, &olen);
int r = mbedtls_pkcs5_pbes2_ext(&params, algo == ALGO_EXT_CIPHER_ENCRYPT ? MBEDTLS_PKCS5_ENCRYPT : MBEDTLS_PKCS5_DECRYPT, kdata, key_size, enc.data, enc.len, res_APDU, MAX_APDU_DATA, &olen);
mbedtls_platform_zeroize(kdata, sizeof(kdata));
if (r != 0) {
return SW_WRONG_DATA();