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* Packet::readFrom() payload_len guard

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Scott Powell 2025-04-26 11:05:13 +10:00
parent 2f047da3a3
commit c942aa06f9
1 changed files with 1 additions and 0 deletions
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src/Packet.cpp
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@ -52,6 +52,7 @@ bool Packet::readFrom(const uint8_t src[], uint8_t len) {
memcpy(path, &src[i], path_len); i += path_len; memcpy(path, &src[i], path_len); i += path_len;
if (i >= len) return false; // bad encoding if (i >= len) return false; // bad encoding
payload_len = len - i; payload_len = len - i;
if (payload_len > sizeof(payload)) return false; // bad encoding
memcpy(payload, &src[i], payload_len); //i += payload_len; memcpy(payload, &src[i], payload_len); //i += payload_len;
return true; // success return true; // success
} }