Add patch for #982685

libssh-channel-close.patch

@@ -0,0 +1,33 @@
+From 068ab9f61196b01235173623c1cca3143cf1d43a Mon Sep 17 00:00:00 2001
+From: Igor Gnatenko <i.gnatenko.brain@gmail.com>
+Date: Sat, 13 Jul 2013 14:13:52 +0400
+Subject: [PATCH] Check for NULL pointers in ssh_channel_close
+
+---
+ src/channels.c | 8 +++++++-
+ 1 file changed, 7 insertions(+), 1 deletion(-)
+
+diff --git a/src/channels.c b/src/channels.c
+index 214485c..3fac10e 100644
+--- a/src/channels.c
++++ b/src/channels.c
+@@ -1080,9 +1080,15 @@ error:
+  * @see channel_eof()
+  */
+ int ssh_channel_close(ssh_channel channel){
+-  ssh_session session = channel->session;
++  ssh_session session;
+   int rc = 0;
+ 
++  if (channel == NULL) {
++    return SSH_ERROR;
++  }
++  
++  session = channel->session;
++
+   enter_function();
+ 
+   if (channel->local_eof == 0) {
+-- 
+1.8.3.1
+

libssh.spec

@@ -1,12 +1,13 @@
 Name:           libssh
 Version:        0.5.4
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        A library implementing the SSH2 protocol (0xbadc0de version)
 License:        LGPLv2+
 URL:            http://www.libssh.org/
 
 Source0:        https://red.libssh.org/attachments/download/41/libssh-0.5.4.tar.gz
 Source1:        https://red.libssh.org/attachments/download/42/libssh-0.5.4.tar.asc
+Patch0:         libssh-channel-close.patch
 
 BuildRequires:  cmake
 BuildRequires:  openssl-devel
@@ -30,6 +31,7 @@ applications that use %{name}.
 
 %prep
 %setup -q
+%patch0 -p1 -b .channel-close
 
 %build
 mkdir obj
@@ -59,6 +61,9 @@ mv %{buildroot}/%{_libdir}/pkgconfig %{buildroot}/usr/share
 %{_libdir}/*.so
 
 %changelog
+* Tue Jul 16 2013 Simone Caronni <negativo17@gmail.com> - 0.5.4-4
+- Add patch for #982685.
+
 * Mon Jun 10 2013 Simone Caronni <negativo17@gmail.com> - 0.5.4-3
 - Clean up SPEC file and fix rpmlint complaints.