correctly handle a test packet with a payload longer than the header (#1778)

2026-08-15 05:07:00 +02:00 · 2026-07-03 11:06:22 -05:00
parent 02471b4121
commit 6afca0f461
2 changed files with 87 additions and 1 deletions
@@ -150,7 +150,8 @@ func (f *Interface) readOutsidePackets(via ViaSender, out []byte, packet []byte,
 		case header.TestReply:
 			// No-op, useful for the Roaming and connectionManager side-effects above
 		case header.TestRequest:
-			f.send(header.Test, header.TestReply, ci, hostinfo, out, nb, out)
+			//recycle the input packet ciphertext as our output buffer
+			f.send(header.Test, header.TestReply, ci, hostinfo, out, nb, packet)
 		default:
 			hostinfo.logger(f.l).Error("IsValidSubType was true, but unexpected test subtype seen", "from", via, "header", h)
 			return