Fix panic in case of one line realm configuration

jcmturner · Sep 9, 2021 · ddd1854 · ddd1854
1 parent 663478b
commit ddd1854
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Showing 2 changed files with 6 additions and 0 deletions.
diff --git a/config/krb5conf.go b/config/krb5conf.go
@@ -444,6 +444,9 @@ func parseRealms(lines []string) (realms []Realm, err error) {
 			}
 			c--
 			if c == 0 {
+				if start == i {
+					return nil, errors.New("invalid Realms section in configuration")
+				}
 				var r Realm
 				e := r.parseLines(name, lines[start+1:i])
 				if e != nil {

diff --git a/v8/config/krb5conf.go b/v8/config/krb5conf.go
@@ -439,6 +439,9 @@ func parseRealms(lines []string) (realms []Realm, err error) {
 			}
 			c--
 			if c == 0 {
+				if start == i {
+					return nil, errors.New("invalid Realms section in configuration")
+				}
 				var r Realm
 				e := r.parseLines(name, lines[start+1:i])
 				if e != nil {