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[src/trunk]: src/external/bsd/openldap/dist/libraries/libldap libldap: fix un...



details:   https://anonhg.NetBSD.org/src/rev/e9eba552732f
branches:  trunk
changeset: 1023415:e9eba552732f
user:      rillig <rillig%NetBSD.org@localhost>
date:      Mon Sep 06 17:34:33 2021 +0000

description:
libldap: fix undefined behavior in ldap_int_tls_connect

The function isdigit must not be called with 'char' as argument.

https://bugs.openldap.org/show_bug.cgi?id=9668

diffstat:

 external/bsd/openldap/dist/libraries/libldap/tls2.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r 7d1c8d7d2609 -r e9eba552732f external/bsd/openldap/dist/libraries/libldap/tls2.c
--- a/external/bsd/openldap/dist/libraries/libldap/tls2.c       Mon Sep 06 17:19:52 2021 +0000
+++ b/external/bsd/openldap/dist/libraries/libldap/tls2.c       Mon Sep 06 17:34:33 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: tls2.c,v 1.3 2021/08/14 16:14:56 christos Exp $        */
+/*     $NetBSD: tls2.c,v 1.4 2021/09/06 17:34:33 rillig Exp $  */
 
 /* tls.c - Handle tls/ssl. */
 /* $OpenLDAP$ */
@@ -19,7 +19,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: tls2.c,v 1.3 2021/08/14 16:14:56 christos Exp $");
+__RCSID("$NetBSD: tls2.c,v 1.4 2021/09/06 17:34:33 rillig Exp $");
 
 #include "portable.h"
 #include "ldap_config.h"
@@ -396,7 +396,7 @@
                                break;
                        if ( *c == '.' )
                                continue;
-                       if ( !isdigit( *c )) {
+                       if ( !isdigit( (unsigned char)*c )) {
                                numeric = 0;
                                break;
                        }



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