From: "Peter Müller" <peter.mueller@ipfire.org>
To: development@lists.ipfire.org
Subject: [PATCH] sysctl.conf: Turn on hard- and symlink protection
Date: Thu, 23 Jan 2020 21:28:00 +0000 [thread overview]
Message-ID: <9cccdcf4-463e-306b-a535-3a8e9a88f46e@ipfire.org> (raw)
[-- Attachment #1: Type: text/plain, Size: 768 bytes --]
Cc: Michael Tremer <michael.tremer(a)ipfire.org>
Cc: Arne Fitzenreiter <arne_f(a)ipfire.org>
Signed-off-by: Peter Müller <peter.mueller(a)ipfire.org>
---
config/etc/sysctl.conf | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/config/etc/sysctl.conf b/config/etc/sysctl.conf
index d11e53c88..7e7ebee44 100644
--- a/config/etc/sysctl.conf
+++ b/config/etc/sysctl.conf
@@ -45,6 +45,10 @@ kernel.kptr_restrict = 2
# Avoid kernel memory address exposures via dmesg.
kernel.dmesg_restrict = 1
+# Turn on hard- and symlink protection
+fs.protected_symlinks = 1
+fs.protected_hardlinks = 1
+
# Minimal preemption granularity for CPU-bound tasks:
# (default: 1 msec# (1 + ilog(ncpus)), units: nanoseconds)
kernel.sched_min_granularity_ns = 10000000
--
2.16.4
next reply other threads:[~2020-01-23 21:28 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-23 21:28 Peter Müller [this message]
2020-01-23 22:27 ` Michael Tremer
2020-05-05 20:19 Peter Müller
2020-05-06 10:25 ` Michael Tremer
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