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Merge pull request #3146 from aaronjamt/patch-oid-maxlen

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[hf seos] Increase maximum ADF OID length
This commit is contained in:
Iceman
2026-03-18 10:07:24 +07:00
committed by GitHub
parent b86c5da0cf f8ff76c5ae
commit b2c04bdc73
1 changed files with 2 additions and 1 deletions
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client/src/cmdhfseos.c
+2 -1
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@@ -43,6 +43,7 @@
static uint8_t zeros[16] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
#define MAX_DIVERSIFIER_LEN 16
#define MAX_OID_LEN 32
static int CmdHelp(const char *Cmd);
@@ -849,7 +850,7 @@ static int select_ADF_decrypt(const char *selectADFOID, uint8_t *CRYPTOGRAM_encr
// Skip synthesized IV
for (int i = iv_size * 2; i < CRYPTOGRAM_decrypted_data_length; i++) {
// ADF OID tag
if (CRYPTOGRAM_decrypted_data[i] == 0x06 && CRYPTOGRAM_decrypted_data[i + 1] < 20) {
if (CRYPTOGRAM_decrypted_data[i] == 0x06 && CRYPTOGRAM_decrypted_data[i + 1] <= MAX_OID_LEN) {
adf_length = ((CRYPTOGRAM_decrypted_data[i + 1]));
diversifier_length = CRYPTOGRAM_decrypted_data[i + adf_length + 3];
if (*diversifier_length_out < diversifier_length) {