sysctl.conf: include PID in file names of generated core dumps
Commit Message
This is recommended by various Linux hardening guides in order to
prevent accidential overwriting of existing core dumps. While it has
probably little to no relevance to the average IPFire user, enabling it
won't harm and fixes a Lynis warning. :-)
Signed-off-by: Peter Müller <peter.mueller@ipfire.org>
---
config/etc/sysctl.conf | 3 +++
1 file changed, 3 insertions(+)
@@ -103,3 +103,6 @@ net.ipv4.tcp_fastopen = 3
# This protects against various TCP attacks, such as DoS against or injection
# of arbitrary segments into prematurely closed connections.
net.ipv4.tcp_rfc1337 = 1
+
+# Include PID in file names of generated core dumps
+kernel.core_uses_pid = 1