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| author | Eric W. Biederman <ebiederm@xmission.com> | 2013-10-19 16:27:35 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-10-21 18:43:03 -0400 |
| commit | fd2d5356d90211f98ea3624263e37c4142b41edd (patch) | |
| tree | f1f3b7615bf5db88cb29c5e9d89161717415d06f /net/ipv4/sysctl_net_ipv4.c | |
| parent | 0a6fa23dcb10eeb21adfd9955f7030f952a8122d (diff) | |
| download | blackbird-op-linux-fd2d5356d90211f98ea3624263e37c4142b41edd.tar.gz blackbird-op-linux-fd2d5356d90211f98ea3624263e37c4142b41edd.zip | |
ipv4: Allow unprivileged users to use per net sysctls
Allow unprivileged users to use:
/proc/sys/net/ipv4/icmp_echo_ignore_all
/proc/sys/net/ipv4/icmp_echo_ignore_broadcasts
/proc/sys/net/ipv4/icmp_ignore_bogus_error_response
/proc/sys/net/ipv4/icmp_errors_use_inbound_ifaddr
/proc/sys/net/ipv4/icmp_ratelimit
/proc/sys/net/ipv4/icmp_ratemask
/proc/sys/net/ipv4/ping_group_range
/proc/sys/net/ipv4/tcp_ecn
/proc/sys/net/ipv4/ip_local_ports_range
These are occassionally handy and after a quick review I don't see
any problems with unprivileged users using them.
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/sysctl_net_ipv4.c')
| -rw-r--r-- | net/ipv4/sysctl_net_ipv4.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c index 3a05e8123235..d5b1390eebbe 100644 --- a/net/ipv4/sysctl_net_ipv4.c +++ b/net/ipv4/sysctl_net_ipv4.c @@ -847,10 +847,6 @@ static __net_init int ipv4_sysctl_init_net(struct net *net) /* Update the variables to point into the current struct net */ for (i = 0; i < ARRAY_SIZE(ipv4_net_table) - 1; i++) table[i].data += (void *)net - (void *)&init_net; - - /* Don't export sysctls to unprivileged users */ - if (net->user_ns != &init_user_ns) - table[0].procname = NULL; } /* |
