Add netfilter oops test.

2 files changed, 36 insertions, 9 deletions

diff --git a/dccp_test.c b/dccp_test.c
index 786f869..6c60d7c 100644
--- a/dccp_test.c
+++ b/dccp_test.c
@@ -11,7 +11,7 @@ int main()
 	memset(&laddr, 0, sizeof(laddr));
 	laddr.sin_family = AF_INET;
 	laddr.sin_addr.s_addr = inet_addr("127.0.0.1");
-	laddr.sin_port = htons(31337);
+	laddr.sin_port = htons(31347);
 	if (fork()) {
 		int listener = socket(PF_INET, SOCK_DCCP, IPPROTO_DCCP);
 		if (listener < 0) {
@@ -43,10 +43,12 @@ int main()
 			perror(NULL);
 			return -1;
 		}
-		if (close(client) < 0) {
-			printf("[-] Could not close connection.\n");
-			perror(NULL);
-			return -1;
+		for (;;) {
+			if (shutdown(client, SHUT_RDWR) < 0) {
+				//printf("[-] Could not close connection.\n");
+				perror(NULL);
+				//return -1;
+			}
 		}
 	} else {
 		usleep(100);
@@ -67,10 +69,12 @@ int main()
 			perror(NULL);
 			return -1;
 		}
-		if (close(hello) < 0) {
-			printf("[-] Could not close connection.\n");
-			perror(NULL);
-			return -1;
+		for (;;) {
+			if (shutdown(hello, SHUT_RDWR) < 0) {
+				//printf("[-] Could not close connection.\n");
+				perror(NULL);
+				//return -1;
+			}
 		}
 	}
 	
diff --git a/netfilter_test.c b/netfilter_test.c
new file mode 100644
index 0000000..fbd56d4
--- /dev/null
+++ b/netfilter_test.c
@@ -0,0 +1,23 @@
+#include <stdio.h>
+#include <netinet/in.h>
+#include <libnetfilter_log/libnetfilter_log.h>
+
+int main(int argc, char *argv[])
+{
+	struct nflog_handle *h;
+	h = nflog_open();
+	if (!h) {
+		printf("[-] Could not open netfilter log.\n");
+		return -1;
+	}
+	printf("[+] Unbinding handle.\n");
+	nflog_unbind_pf(h, AF_INET);
+	printf("[+] Binding handle to out of bounds index.\n");
+	nflog_bind_pf(h, -22); /* expects >= 0? */
+	printf("[+] Unbinding handle, now bound to out of bounds index.\n");
+	nflog_unbind_pf(h, AF_INET);
+	printf("[+] Closing handle.\n");
+	nflog_close(h);
+	printf("[-] Did not trigger oops.\n");
+	return 0;
+}