D35169.id105820.diff
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D35169.id105820.diff
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	Index: lib/libpam/modules/pam_exec/pam_exec.c
	===================================================================
	--- lib/libpam/modules/pam_exec/pam_exec.c
	+++ lib/libpam/modules/pam_exec/pam_exec.c
	@@ -260,7 +260,15 @@
	strcmp(func, "pam_sm_setcred") == 0) {
	/* don't prompt, only expose existing token */
	rc = pam_get_item(pamh, PAM_AUTHTOK, &item);
	- authtok = item;
	+
	+ if (item != NULL) {
	+ authtok = item;
	+ } else {
	+ openpam_log(PAM_LOG_ERROR,
	+ "%s: pam_get_authtok(): %s",
	+ func, "existing token not available");
	+ OUT(PAM_SYSTEM_ERR);
	+ }
	} else {
	rc = pam_get_authtok(pamh, PAM_AUTHTOK, &authtok, NULL);
	}