From 135ebedd5fdae5f1b8b285010e9c2c0924b97503 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Mon, 8 Jun 1998 09:55:17 +0000 Subject: [PATCH] (__fgetgrent_r): Correct buffer overflow fix. --- grp/fgetgrent_r.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/grp/fgetgrent_r.c b/grp/fgetgrent_r.c index 1a37e0477c3..505a41ebe7d 100644 --- a/grp/fgetgrent_r.c +++ b/grp/fgetgrent_r.c @@ -60,14 +60,14 @@ __fgetgrent_r (FILE *stream, struct group *resbuf, char *buffer, size_t buflen, do { - buffer[buflen] = '\xff'; + buffer[buflen - 1] = '\xff'; p = fgets (buffer, buflen, stream); if (p == NULL && feof (stream)) { *result = NULL; return errno; } - if (p == NULL || buffer[buflen] != '\xff') + if (p == NULL || buffer[buflen - 1] != '\xff') { *result = NULL; return errno = ERANGE; -- 2.47.2