1 files changed, 7 insertions, 0 deletions
diff --git a/modules/pam_unix/pam_unix_acct.c b/modules/pam_unix/pam_unix_acct.c
index 324ab5ed..ec47d4b6 100644
--- a/modules/pam_unix/pam_unix_acct.c
+++ b/modules/pam_unix/pam_unix_acct.c
@@ -116,6 +116,13 @@ struct spwd *_unix_run_verify_binary(pam_handle_t *pamh, unsigned int ctrl, cons
 	}
       }
     }
+
+    if (SELINUX_ENABLED && geteuid() == 0) {
+      /* must set the real uid to 0 so the helper will not error
+         out if pam is called from setuid binary (su, sudo...) */
+      setuid(0);
+    }
+
     /* exec binary helper */
     args[0] = x_strdup(CHKPWD_HELPER);
     args[1] = x_strdup(user);