[Buildroot] [PATCH] package/nmap: fix ncat on Unix socket

* [Buildroot] [PATCH] package/nmap: fix ncat on Unix socket
@ 2021-07-20 22:40   ` Alexey Neyman
  0 siblings, 0 replies; 6+ messages in thread
From: Alexey Neyman @ 2021-07-20 22:40 UTC (permalink / raw)
  To: buildroot

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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@att.net>
---
  package/nmap/0002-ncat-unix-socket.patch | 28 ++++++++++++++++++++++++
  1 file changed, 28 insertions(+)
  create mode 100644 package/nmap/0002-ncat-unix-socket.patch




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>From 6588bd602af6c6b314e375a83ceea39ff8d807a3 Mon Sep 17 00:00:00 2001
From: Alexey Neyman <stilor@att.net>
Date: Mon, 19 Jul 2021 14:45:59 -0700
Subject: [PATCH] package/nmap: fix ncat on Unix socket

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@att.net>
---
 package/nmap/0002-ncat-unix-socket.patch | 28 ++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 package/nmap/0002-ncat-unix-socket.patch

diff --git a/package/nmap/0002-ncat-unix-socket.patch b/package/nmap/0002-ncat-unix-socket.patch
new file mode 100644
index 0000000000..adba49af01
--- /dev/null
+++ b/package/nmap/0002-ncat-unix-socket.patch
@@ -0,0 +1,28 @@
+ChangeLog:
+
+o [Ncat][GH#2154] Ncat no longer crashes when used with Unix domain sockets.
+
+Backported from: r38121
+
+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
-- 
2.27.0



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