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| author | Nick Kralevich <nnk@google.com> | 2013-09-17 14:43:12 -0700 |
|---|---|---|
| committer | Nick Kralevich <nnk@google.com> | 2013-09-17 14:46:00 -0700 |
| commit | 5535b05120fa3fd3d68a09e01284aba35cc6e058 (patch) | |
| tree | 883ad4da63ed9b809fcb100f7366dd843f281bf0 /init | |
| parent | 3a0d4b34816d65e21951f44e4d98a954c5c855ae (diff) | |
| download | system_core-5535b05120fa3fd3d68a09e01284aba35cc6e058.zip system_core-5535b05120fa3fd3d68a09e01284aba35cc6e058.tar.gz system_core-5535b05120fa3fd3d68a09e01284aba35cc6e058.tar.bz2 | |
write_file: introduce O_NOFOLLOW, use sane mask
Don't follow symlinks when writing to a file.
Don't create world-writable files.
Bug: 10802869
Change-Id: Ifb55600d574307a535df878acb3347e02028cd30
Diffstat (limited to 'init')
| -rw-r--r-- | init/builtins.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/init/builtins.c b/init/builtins.c index bfc0ddb..e8c8f91 100644 --- a/init/builtins.c +++ b/init/builtins.c @@ -57,7 +57,7 @@ static int write_file(const char *path, const char *value) { int fd, ret, len; - fd = open(path, O_WRONLY|O_CREAT, 0622); + fd = open(path, O_WRONLY|O_CREAT|O_NOFOLLOW, 0600); if (fd < 0) return -errno; |