Commit fa042232 authored by David Zeuthen's avatar David Zeuthen
Browse files

Fall back to authenticating as uid 0 if the list of admin identities is empty

For example, this can happen if the wheel group has no members. This
was reported in Red Hat bug 834494, see

 https://bugzilla.redhat.com/show_bug.cgi?id=834494

Signed-off-by: David Zeuthen's avatarDavid Zeuthen <zeuthen@gmail.com>
parent ee4626b5
......@@ -1293,15 +1293,11 @@ polkit_backend_interactive_authority_get_admin_identities (PolkitBackendInteract
PolkitDetails *details)
{
PolkitBackendInteractiveAuthorityClass *klass;
GList *ret;
GList *ret = NULL;
klass = POLKIT_BACKEND_INTERACTIVE_AUTHORITY_GET_CLASS (authority);
if (klass->get_admin_identities == NULL)
{
ret = g_list_prepend (NULL, polkit_unix_user_new (0));
}
else
if (klass->get_admin_identities != NULL)
{
ret = klass->get_admin_identities (authority,
caller,
......@@ -2257,6 +2253,10 @@ authentication_agent_initiate_challenge (AuthenticationAgent *agent,
}
}
/* Fall back to uid 0 if no users are available (rhbz #834494) */
if (user_identities == NULL)
user_identities = g_list_prepend (NULL, polkit_unix_user_new (0));
session = authentication_session_new (agent,
cookie,
subject,
......
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