diff --git a/data/exploits/cve-2018-18955/subshell.out b/data/exploits/cve-2018-18955/subshell.out
new file mode 100644
index 0000000000..861d910900
Binary files /dev/null and b/data/exploits/cve-2018-18955/subshell.out differ
diff --git a/data/exploits/cve-2018-18955/subuid_shell.c b/data/exploits/cve-2018-18955/subuid_shell.c
index ba00f547a9..f07a3a54f4 100644
--- a/data/exploits/cve-2018-18955/subuid_shell.c
+++ b/data/exploits/cve-2018-18955/subuid_shell.c
@@ -23,6 +23,7 @@
 #include <sys/wait.h>
 #include <stdarg.h>
 #include <stdlib.h>
+#include <string.h>
 #include <signal.h>
 #include <sys/prctl.h>
 
diff --git a/data/exploits/cve-2018-18955/subuid_shell.out b/data/exploits/cve-2018-18955/subuid_shell.out
new file mode 100644
index 0000000000..9d45f0c509
Binary files /dev/null and b/data/exploits/cve-2018-18955/subuid_shell.out differ