diff options
| author | Theo de Raadt <deraadt@cvs.openbsd.org> | 2005-03-10 22:22:20 +0000 |
|---|---|---|
| committer | Theo de Raadt <deraadt@cvs.openbsd.org> | 2005-03-10 22:22:20 +0000 |
| commit | ec9757fc487d3cd2323f230c4affd9054ff75463 (patch) | |
| tree | 0b3b033ff51bfb255fb366dc1d7a546f15e9324c /bin/systrace/cradle.c | |
| parent | 23999f57b3d5d9f5d91406b4e96bffcd4f30abcc (diff) | |
wrap bind() to AF_UNIX with umask() to avoid race
Diffstat (limited to 'bin/systrace/cradle.c')
| -rw-r--r-- | bin/systrace/cradle.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/bin/systrace/cradle.c b/bin/systrace/cradle.c index 3d38b8d586a..645f425584d 100644 --- a/bin/systrace/cradle.c +++ b/bin/systrace/cradle.c @@ -1,4 +1,4 @@ -/* $OpenBSD: cradle.c,v 1.1 2004/01/23 20:51:18 sturm Exp $ */ +/* $OpenBSD: cradle.c,v 1.2 2005/03/10 22:22:19 deraadt Exp $ */ /* * Copyright (c) 2003 Marius Aamodt Eriksen <marius@monkey.org> @@ -105,6 +105,7 @@ static int mkunserv(char *path) { int s; + mode_t old_umask; struct sockaddr_un sun; if ((s = socket(AF_UNIX, SOCK_STREAM, 0)) == -1) @@ -117,8 +118,10 @@ mkunserv(char *path) sizeof (sun.sun_path)) errx(1, "Path too long: %s", path); + old_umask = umask(S_IRUSR | S_IWUSR); if (bind(s, (struct sockaddr *)&sun, sizeof(sun)) == -1) err(1, "bind()"); + umask(old_umask); if (chmod(path, S_IRUSR | S_IWUSR) == -1) err(1, "chmod()"); |