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added a sanity check

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iceman1001
2026-03-25 12:49:43 +07:00
parent b12559a21c
commit 922bf5b4b3
1 changed files with 4 additions and 0 deletions
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armsrc/mifaredesfire.c
+4
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@@ -323,6 +323,10 @@ void MifareDES_Auth1(uint8_t *datain) {
memcpy(keybytes, PICC_MASTER_KEY24, 24);
}
} else {
if (payload->keylen > sizeof(keybytes)) {
OnErrorNG(CMD_HF_DESFIRE_AUTH1, PM3_EINVARG);
return;
}
memcpy(keybytes, payload->key, payload->keylen);
}