From acaa556eedd2f3899a8b9337b5f051cdf50f2764 Mon Sep 17 00:00:00 2001
From: rpm-build <rpm-build>
Date: Nov 25 2020 08:14:11 +0000
Subject: Correctly-import-service-GSS-host-based-name.patch


patch_name: Correctly-import-service-GSS-host-based-name.patch
present_in_specfile: true
location_in_specfile: 13

---

diff --git a/src/lib/gssapi/krb5/import_name.c b/src/lib/gssapi/krb5/import_name.c
index da2ab14..21023dd 100644
--- a/src/lib/gssapi/krb5/import_name.c
+++ b/src/lib/gssapi/krb5/import_name.c
@@ -102,8 +102,8 @@ parse_hostbased(const char *str, size_t len,
     memcpy(service, str, servicelen);
     service[servicelen] = '\0';
 
-    /* If present, copy the hostname. */
-    if (at != NULL) {
+    /* Copy the hostname if present (at least one character after '@'). */
+    if (len - servicelen > 1) {
         hostlen = len - servicelen - 1;
         host = malloc(hostlen + 1);
         if (host == NULL) {
diff --git a/src/tests/gssapi/t_gssapi.py b/src/tests/gssapi/t_gssapi.py
index 54d5cf5..ecf9826 100755
--- a/src/tests/gssapi/t_gssapi.py
+++ b/src/tests/gssapi/t_gssapi.py
@@ -47,6 +47,9 @@ realm.run(['./t_accname', 'p:service2/calvin', 'h:service2'],
           expected_msg='service2/calvin')
 realm.run(['./t_accname', 'p:service2/calvin', 'h:service1'], expected_code=1,
           expected_msg=' found in keytab but does not match server principal')
+# Regression test for #8892 (trailing @ in name).
+realm.run(['./t_accname', 'p:service1/andrew', 'h:service1@'],
+          expected_msg='service1/abraham')
 
 # Test with acceptor name containing service and host.  Use the
 # client's un-canonicalized hostname as acceptor input to mirror what