[Buildroot] [git commit branch/2021.02.x] package/nmap: fix ncat on Unix socket
Peter Korsgaard
peter at korsgaard.com
Fri Aug 6 20:27:31 UTC 2021
commit: https://git.buildroot.net/buildroot/commit/?id=c3497ff702297f03ca25b392fbe4334bdc3af516
branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/2021.02.x
Starting with nmap 7.91, ncat segfaults on an attempt to use it for a
Unix-domain socket (`ncat -U path`). The fix has been committed to nmap
in r38121.
Signed-off-by: Alexey Neyman <stilor at att.net>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni at bootlin.com>
(cherry picked from commit 2f99483a59edc4e0ad9482551b3af2d8f4be1793)
Signed-off-by: Peter Korsgaard <peter at korsgaard.com>
---
package/nmap/0002-ncat-unix-socket.patch | 30 ++++++++++++++++++++++++++++++
1 file changed, 30 insertions(+)
diff --git a/package/nmap/0002-ncat-unix-socket.patch b/package/nmap/0002-ncat-unix-socket.patch
new file mode 100644
index 0000000000..b6484ebeea
--- /dev/null
+++ b/package/nmap/0002-ncat-unix-socket.patch
@@ -0,0 +1,30 @@
+ChangeLog:
+
+o [Ncat][GH#2154] Ncat no longer crashes when used with Unix domain sockets.
+
+Backported from: r38121
+
+Signed-off-by: Alexey Neyman <stilor at att.net>
+
+Index: ncat/ncat_main.c
+===================================================================
+--- a/ncat/ncat_main.c (revision 38120)
++++ b/ncat/ncat_main.c (revision 38121)
+@@ -846,7 +846,7 @@
+ targetaddrs->addr.un.sun_family = AF_UNIX;
+ strncpy(targetaddrs->addr.un.sun_path, argv[optind], sizeof(targetaddrs->addr.un.sun_path));
+ targetaddrs->addrlen = SUN_LEN(&targetaddrs->addr.un);
+- o.target = argv[optind];
++ o.sslservername = o.target = argv[optind];
+ optind++;
+ } else
+ #endif
+@@ -865,7 +865,7 @@
+ targetaddrs->addr.vm.svm_cid = long_cid;
+
+ targetaddrs->addrlen = sizeof(targetaddrs->addr.vm);
+- o.target = argv[optind];
++ o.sslservername = o.target = argv[optind];
+ optind++;
+ }
+ } else
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