43 lines
1.4 KiB
Diff
43 lines
1.4 KiB
Diff
From b8544a75b273008042fadf51f0b49c00617ff275 Mon Sep 17 00:00:00 2001
|
|
From: Samuel Cabrero <scabrero@suse.de>
|
|
Date: Mon, 14 Jan 2019 13:15:50 +0100
|
|
Subject: [PATCH 6/8] krb5-1.12-api
|
|
|
|
Import krb5-1.12-api.patch
|
|
|
|
Reference docs don't define what happens if you call krb5_realm_compare() with
|
|
malformed krb5_principal structures. Define a behavior which keeps it from
|
|
crashing if applications don't check ahead of time.
|
|
---
|
|
src/lib/krb5/krb/princ_comp.c | 7 +++++++
|
|
1 file changed, 7 insertions(+)
|
|
|
|
diff --git a/src/lib/krb5/krb/princ_comp.c b/src/lib/krb5/krb/princ_comp.c
|
|
index a6936107d..0ed78833b 100644
|
|
--- a/src/lib/krb5/krb/princ_comp.c
|
|
+++ b/src/lib/krb5/krb/princ_comp.c
|
|
@@ -36,6 +36,10 @@ realm_compare_flags(krb5_context context,
|
|
const krb5_data *realm1 = &princ1->realm;
|
|
const krb5_data *realm2 = &princ2->realm;
|
|
|
|
+ if (princ1 == NULL || princ2 == NULL)
|
|
+ return FALSE;
|
|
+ if (realm1 == NULL || realm2 == NULL)
|
|
+ return FALSE;
|
|
if (realm1->length != realm2->length)
|
|
return FALSE;
|
|
if (realm1->length == 0)
|
|
@@ -88,6 +92,9 @@ krb5_principal_compare_flags(krb5_context context,
|
|
krb5_principal upn2 = NULL;
|
|
krb5_boolean ret = FALSE;
|
|
|
|
+ if (princ1 == NULL || princ2 == NULL)
|
|
+ return FALSE;
|
|
+
|
|
if (flags & KRB5_PRINCIPAL_COMPARE_ENTERPRISE) {
|
|
/* Treat UPNs as if they were real principals */
|
|
if (princ1->type == KRB5_NT_ENTERPRISE_PRINCIPAL) {
|
|
--
|
|
2.25.0
|
|
|