fix: PICAN openDevice buffer overflow in ifr_name

2026-08-06 17:01:30 +03:00
parent 449b210d4e
commit 6d75d10ec8
1 changed files with 2 additions and 1 deletions
@@ -73,7 +73,8 @@ bool PICAN::openDevice() {
 	}
 	fcntl(sock, F_SETFL, fcntl(sock, F_GETFL) | O_NONBLOCK);
 	ifreq ifr;
-	strcpy(ifr.ifr_name, path().dataAscii());
+	piZeroMemory(ifr);
+	strncpy(ifr.ifr_name, path().dataAscii(), sizeof(ifr.ifr_name));
 	piCout << "PICAN try to get interface index...";
 	if (ioctl(sock, SIOCGIFINDEX, &ifr) < 0) {
 		piCoutObj << "Error! while determin the interface ioctl";