X-Git-Url: https://jfr.im/git/solanum.git/blobdiff_plain/bd44fc7b09b4c7c50010e3e6e5de690e3b1f1920..b225bf93b7eaf8d4d6b1ac172463d280b48a782f:/modules/m_kline.c

diff --git a/modules/m_kline.c b/modules/m_kline.c
index 89ba2353..373fdfbd 100644
--- a/modules/m_kline.c
+++ b/modules/m_kline.c
@@ -669,6 +669,13 @@ find_user_host(struct Client *source_p, const char *userhost, char *luser, char
 		rb_strlcpy(lhost, userhost, HOSTLEN + 1);
 	}
 
+	/* would break the protocol */
+	if (*luser == ':' || *lhost == ':')
+	{
+		sendto_one_notice(source_p, ":Invalid K-Line");
+		return 0;
+	}
+
 	return 1;
 }