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-rw-r--r--debian/patches/debian-config.patch146
1 files changed, 146 insertions, 0 deletions
diff --git a/debian/patches/debian-config.patch b/debian/patches/debian-config.patch
new file mode 100644
index 000000000..74aa53ecc
--- /dev/null
+++ b/debian/patches/debian-config.patch
@@ -0,0 +1,146 @@
1Description: Various Debian-specific configuration changes
2 ssh: Enable ForwardX11Trusted, returning to earlier semantics which cause
3 fewer problems with existing setups (http://bugs.debian.org/237021).
4 .
5 ssh: Set 'SendEnv LANG LC_*' by default (http://bugs.debian.org/264024).
6 .
7 ssh: Enable HashKnownHosts by default to try to limit the spread of ssh
8 worms.
9 .
10 ssh: Enable GSSAPIAuthentication and disable GSSAPIDelegateCredentials by
11 default.
12 .
13 sshd: Refer to /usr/share/doc/openssh-server/README.Debian.gz alongside
14 PermitRootLogin default.
15 .
16 Document all of this, along with several sshd defaults set in
17 debian/openssh-server.postinst.
18Author: Colin Watson <cjwatson@debian.org>
19Author: Russ Allbery <rra@debian.org>
20Forwarded: not-needed
21Last-Update: 2010-02-28
22
23Index: b/readconf.c
24===================================================================
25--- a/readconf.c
26+++ b/readconf.c
27@@ -1268,7 +1268,7 @@
28 if (options->forward_x11 == -1)
29 options->forward_x11 = 0;
30 if (options->forward_x11_trusted == -1)
31- options->forward_x11_trusted = 0;
32+ options->forward_x11_trusted = 1;
33 if (options->forward_x11_timeout == -1)
34 options->forward_x11_timeout = 1200;
35 if (options->exit_on_forward_failure == -1)
36Index: b/ssh_config
37===================================================================
38--- a/ssh_config
39+++ b/ssh_config
40@@ -17,9 +17,10 @@
41 # list of available options, their meanings and defaults, please see the
42 # ssh_config(5) man page.
43
44-# Host *
45+Host *
46 # ForwardAgent no
47 # ForwardX11 no
48+# ForwardX11Trusted yes
49 # RhostsRSAAuthentication no
50 # RSAAuthentication yes
51 # PasswordAuthentication yes
52@@ -47,3 +48,7 @@
53 # PermitLocalCommand no
54 # VisualHostKey no
55 # ProxyCommand ssh -q -W %h:%p gateway.example.com
56+ SendEnv LANG LC_*
57+ HashKnownHosts yes
58+ GSSAPIAuthentication yes
59+ GSSAPIDelegateCredentials no
60Index: b/ssh_config.5
61===================================================================
62--- a/ssh_config.5
63+++ b/ssh_config.5
64@@ -71,6 +71,22 @@
65 host-specific declarations should be given near the beginning of the
66 file, and general defaults at the end.
67 .Pp
68+Note that the Debian
69+.Ic openssh-client
70+package sets several options as standard in
71+.Pa /etc/ssh/ssh_config
72+which are not the default in
73+.Xr ssh 1 :
74+.Pp
75+.Bl -bullet -offset indent -compact
76+.It
77+.Cm SendEnv No LANG LC_*
78+.It
79+.Cm HashKnownHosts No yes
80+.It
81+.Cm GSSAPIAuthentication No yes
82+.El
83+.Pp
84 The configuration file has the following format:
85 .Pp
86 Empty lines and lines starting with
87@@ -499,7 +515,8 @@
88 Remote clients will be refused access after this time.
89 .Pp
90 The default is
91-.Dq no .
92+.Dq yes
93+(Debian-specific).
94 .Pp
95 See the X11 SECURITY extension specification for full details on
96 the restrictions imposed on untrusted clients.
97Index: b/sshd_config
98===================================================================
99--- a/sshd_config
100+++ b/sshd_config
101@@ -37,6 +37,7 @@
102 # Authentication:
103
104 #LoginGraceTime 2m
105+# See /usr/share/doc/openssh-server/README.Debian.gz.
106 #PermitRootLogin yes
107 #StrictModes yes
108 #MaxAuthTries 6
109Index: b/sshd_config.5
110===================================================================
111--- a/sshd_config.5
112+++ b/sshd_config.5
113@@ -57,6 +57,33 @@
114 .Pq \&"
115 in order to represent arguments containing spaces.
116 .Pp
117+Note that the Debian
118+.Ic openssh-server
119+package sets several options as standard in
120+.Pa /etc/ssh/sshd_config
121+which are not the default in
122+.Xr sshd 8 .
123+The exact list depends on whether the package was installed fresh or
124+upgraded from various possible previous versions, but includes at least the
125+following:
126+.Pp
127+.Bl -bullet -offset indent -compact
128+.It
129+.Cm Protocol No 2
130+.It
131+.Cm ChallengeResponseAuthentication No no
132+.It
133+.Cm X11Forwarding No yes
134+.It
135+.Cm PrintMotd No no
136+.It
137+.Cm AcceptEnv No LANG LC_*
138+.It
139+.Cm Subsystem No sftp /usr/lib/openssh/sftp-server
140+.It
141+.Cm UsePAM No yes
142+.El
143+.Pp
144 The possible
145 keywords and their meanings are as follows (note that
146 keywords are case-insensitive and arguments are case-sensitive):