cmdflags is used in cmd2char() to return the option for a command. It uses the

bit position of the command mask as an index in the array.  There's no entry for
CMD_CHECK (0x0800U), so lookups for CMD_RENAME_CHAIN (0x1000U) index outside the
array. (Closes: #463)

1 files changed, 1 insertions, 2 deletions

diff --git a/iptables.c b/iptables.c
index e79d64f1..4cb9ae4d 100644
--- a/iptables.c
+++ b/iptables.c
@@ -79,8 +79,7 @@
 #define CMD_NEW_CHAIN		0x0100U
 #define CMD_DELETE_CHAIN	0x0200U
 #define CMD_SET_POLICY		0x0400U
-#define CMD_CHECK		0x0800U
-#define CMD_RENAME_CHAIN	0x1000U
+#define CMD_RENAME_CHAIN	0x0800U
 #define NUMBER_OF_CMD	13
 static const char cmdflags[] = { 'I', 'D', 'D', 'R', 'A', 'L', 'F', 'Z',
 				 'N', 'X', 'P', 'E' };