- (dtucker) [session.c sshd.c] Bug #445: Propogate KRB5CCNAME if set to child

   the process.  Since we also unset KRB5CCNAME at startup, if it's set after
   authentication it must have been set by the platform's native auth system.
   This was already done for AIX; this enables it for the general case.

1 files changed, 12 insertions, 2 deletions

diff --git a/session.c b/session.c
index 7f10abf7c..4d7ac9de7 100644
--- a/session.c
+++ b/session.c
@@ -1090,14 +1090,24 @@ do_setup_env(Session *s, const char *shell)
                 child_set_env(&env, &envsize, "TMPDIR", cray_tmpdir);
 #endif /* _UNICOS */
 
+        /*
+         * Since we clear KRB5CCNAME at startup, if it's set now then it
+         * must have been set by a native authentication method (eg AIX or
+         * SIA), so copy it to the child.
+         */
+        {
+                char *cp;
+
+                if ((cp = getenv("KRB5CCNAME")) != NULL)
+                        child_set_env(&env, &envsize, "KRB5CCNAME", cp);
+        }
+
 #ifdef _AIX
         {
                 char *cp;
 
                 if ((cp = getenv("AUTHSTATE")) != NULL)
                         child_set_env(&env, &envsize, "AUTHSTATE", cp);
-                if ((cp = getenv("KRB5CCNAME")) != NULL)
-                        child_set_env(&env, &envsize, "KRB5CCNAME", cp);
                 read_environment_file(&env, &envsize, "/etc/environment");
         }
 #endif