CVS commit: [netbsd-7] src/sys/lib/libsa

[Manuel Bouyer]

Module Name:    src
Committed By:   bouyer
Date:           Sun Sep 25 11:28:36 UTC 2016

Modified Files:
        src/sys/lib/libsa [netbsd-7]: checkpasswd.c

Log Message:
Pull up following revision(s) (requested by dholland in ticket #1250):
        sys/lib/libsa/checkpasswd.c: revision 1.10
Check bounds on input. From Michael Plass.


To generate a diff of this commit:
cvs rdiff -u -r1.9 -r1.9.34.1 src/sys/lib/libsa/checkpasswd.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.


Modified files:

Index: src/sys/lib/libsa/checkpasswd.c
diff -u src/sys/lib/libsa/checkpasswd.c:1.9 src/sys/lib/libsa/checkpasswd.c:1.9.34.1
--- src/sys/lib/libsa/checkpasswd.c:1.9	Thu Jan  6 02:45:13 2011
+++ src/sys/lib/libsa/checkpasswd.c	Sun Sep 25 11:28:36 2016
@@ -1,4 +1,4 @@
-/*	$NetBSD: checkpasswd.c,v 1.9 2011/01/06 02:45:13 jakllsch Exp $	*/
+/*	$NetBSD: checkpasswd.c,v 1.9.34.1 2016/09/25 11:28:36 bouyer Exp $	*/
 
 /*-
  * Copyright (c) 1993
@@ -84,8 +84,10 @@ getpass(const char *prompt)
 			putchar('\n');
 			break;
 		default:
-			*lp++ = c;
-			putchar('*');
+			if ((size_t)(lp - buf) < sizeof(buf) - 1) {
+				*lp++ = c;
+				putchar('*');
+			}
 			break;
 		}
 	}