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2011 Oct 24
1
problem using sshd inside a LXC container
Currently I have a RH6.1 host with selinux enabled
On this I am running a LXC container with ubuntu (without selinux) with
OpenSSH_5.3p1 Debian-3ubuntu4, OpenSSL 0.9.8k 25 Mar 2009
when I try to do a ssh connection to the lxc container I get :
...
debug1: Next authentication method: password
root at 192.168.2.11's password:
debug1: Authentication succeeded (password).
debug1: channel 0: new
2011 Dec 13
5
[Bug 1960] New: Running sshd in wrong SELinux context causes segmentation fault when a user logs in
...econ(user_ctx).
This can be fixed by initializing sc to NULL to begin with (see line
59):
55 /* Return the default security context for the given username */
56 static security_context_t
57 ssh_selinux_getctxbyname(char *pwname)
58 {
59 security_context_t sc = NULL;
60 char *sename = NULL, *lvl = NULL;
61 int r;
Because it is initialized to NULL, it will remain NULL if the context
of SSH is wrong, in which case there will be no attempt to freecon() it
in ssh_selinux_setup_exec_context. If the context is correct, "sc" will
be updated to point to a proper se...