diff options
Diffstat (limited to 'usr/src/lib/libsocket/inet/ruserpass.c')
| -rw-r--r-- | usr/src/lib/libsocket/inet/ruserpass.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/usr/src/lib/libsocket/inet/ruserpass.c b/usr/src/lib/libsocket/inet/ruserpass.c index 17d59439a9..cfd46609c9 100644 --- a/usr/src/lib/libsocket/inet/ruserpass.c +++ b/usr/src/lib/libsocket/inet/ruserpass.c @@ -25,7 +25,7 @@ */ /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ -/* All Rights Reserved */ +/* All Rights Reserved */ /* * University Copyright- Copyright (c) 1982, 1986, 1988 @@ -37,8 +37,6 @@ * contributors. */ -#pragma ident "%Z%%M% %I% %E% SMI" - #include <stdio.h> #include <ctype.h> #include <sys/types.h> @@ -48,6 +46,7 @@ #include <strings.h> #include <stdlib.h> #include <libintl.h> +#include <limits.h> #ifdef SYSV #define index strchr @@ -150,7 +149,7 @@ static void rnetrc(const char *host, char **aname, char **apass) { struct ruserdata *d = _ruserdata(); - char *hdir, buf[BUFSIZ]; + char *hdir, buf[PATH_MAX]; int t; struct stat64 stb; @@ -160,7 +159,17 @@ rnetrc(const char *host, char **aname, char **apass) hdir = getenv("HOME"); if (hdir == NULL) hdir = "."; - (void) sprintf(buf, "%s/.netrc", hdir); + t = snprintf(buf, sizeof (buf), "%s/.netrc", hdir); + if (t < 0 || t >= sizeof (buf)) { + if (t < 0) { + perror(buf); + } else { + (void) fprintf(stderr, dgettext(TEXT_DOMAIN, + "HOME directory name is too long: %s\n"), hdir); + } + return; + } + d->cfile = fopen(buf, "rF"); if (d->cfile == NULL) { if (errno != ENOENT) |