Fixed peer version parsing

firoorg · Jun 28, 2022 · 3d335b1 · 3d335b1
1 parent b5c96dd
commit 3d335b1
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/net_processing.cpp b/src/net_processing.cpp
@@ -1443,9 +1443,9 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr
         if (!vRecv.empty()) {
             vRecv >> LIMITED_STRING(strSubVer, MAX_SUBVERSION_LENGTH);
             cleanSubVer = SanitizeString(strSubVer);
-            int parsedVersion[4];
+            int parsedVersion[4] = {0, 0, 0, 0};
             if (sscanf(cleanSubVer.c_str(), "/Satoshi:%2d.%2d.%2d.%2d/",
-                    &parsedVersion[0], &parsedVersion[1], &parsedVersion[2], &parsedVersion[3]) == 4) {
+                    &parsedVersion[0], &parsedVersion[1], &parsedVersion[2], &parsedVersion[3]) >= 2) {
                 int peerClientVersion = parsedVersion[0]*1000000 + parsedVersion[1]*10000 + parsedVersion[2]*100 + parsedVersion[3];
                 if (peerClientVersion < MIN_FIRO_CLIENT_VERSION) {
                     connman.PushMessage(pfrom, CNetMsgMaker(INIT_PROTO_VERSION).Make(NetMsgType::REJECT, strCommand, REJECT_OBSOLETE, "This version is banned from the network"));