From 026c898ec573bd14c55612717d795c6d4dbd145c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Dag-Erling=20Sm=C3=B8rgrav?= Date: Mon, 21 Nov 2011 16:20:45 +0000 Subject: [PATCH] Disallow changing the service name. git-svn-id: svn+ssh://svn.openpam.org/svn/openpam/trunk@496 185d5e19-27fe-0310-9dcf-9bff6b9f3609 --- lib/pam_set_item.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/lib/pam_set_item.c b/lib/pam_set_item.c index 9e5e2e6..51682af 100644 --- a/lib/pam_set_item.c +++ b/lib/pam_set_item.c @@ -70,6 +70,10 @@ pam_set_item(pam_handle_t *pamh, osize = nsize = 0; switch (item_type) { case PAM_SERVICE: + /* set once only, by pam_start() */ + if (*slot != NULL) + RETURNC(PAM_SYSTEM_ERR); + /* fall through */ case PAM_USER: case PAM_AUTHTOK: case PAM_OLDAUTHTOK: