linux-stable/net
Chuck Lever 7f675ca775 SUNRPC: Improve Kerberos confounder generation
Other common Kerberos implementations use a fully random confounder
for encryption. The reason for this is explained in the new comment
added by this patch. The current get_random_bytes() implementation
does not exhaust system entropy.

Since confounder generation is part of Kerberos itself rather than
the GSS-API Kerberos mechanism, the function is renamed and moved.

Note that light top-down analysis shows that the SHA-1 transform
is by far the most CPU-intensive part of encryption. Thus we do not
expect this change to result in a significant performance impact.
However, eventually it might be necessary to generate an independent
stream of confounders for each Kerberos context to help improve I/O
parallelism.

Reviewed-by: Simo Sorce <simo@redhat.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
2023-02-20 09:20:34 -05:00
..
6lowpan
9p xen: branch for v6.2-rc4 2023-01-12 17:02:20 -06:00
802 treewide: Convert del_timer*() to timer_shutdown*() 2022-12-25 13:38:09 -08:00
8021q net: Remove the obsolte u64_stats_fetch_*_irq() users (net). 2022-10-28 20:13:54 -07:00
appletalk
atm driver core: make struct class.dev_uevent() take a const * 2022-11-24 17:12:15 +01:00
ax25 ax25: af_ax25: Remove unnecessary (void*) conversions 2022-11-16 13:31:03 +00:00
batman-adv Networking changes for 6.2. 2022-12-13 15:47:48 -08:00
bluetooth Bluetooth: Fix possible deadlock in rfcomm_sk_state_change 2023-01-17 15:59:02 -08:00
bpf New Feature: 2022-12-17 14:06:53 -06:00
bpfilter
bridge netfilter: br_netfilter: disable sabotage_in hook after first suppression 2023-01-31 13:59:36 +01:00
caif net: Remove WARN_ON_ONCE(sk->sk_forward_alloc) from sk_stream_kill_queues(). 2023-02-10 19:53:42 -08:00
can can: j1939: do not wait 250 ms if the same addr was already claimed 2023-02-07 15:00:22 +01:00
ceph Treewide: Stop corrupting socket's task_frag 2022-12-19 17:28:49 -08:00
core devlink: Fix netdev notifier chain corruption 2023-02-16 11:53:47 +01:00
dcb net: dcb: move getapptrust to separate function 2022-11-15 15:27:43 +01:00
dccp dccp/tcp: Avoid negative sk_forward_alloc by ipv6_pinfo.pktoptions. 2023-02-10 19:53:42 -08:00
dns_resolver cred: Do not default to init_cred in prepare_kernel_cred() 2022-11-01 10:04:52 -07:00
dsa Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2022-12-13 09:49:29 +01:00
ethernet net: ethernet: use sysfs_emit() to instead of scnprintf() 2022-12-07 20:02:44 -08:00
ethtool Revert "Merge branch 'ethtool-mac-merge'" 2023-01-24 17:44:14 +01:00
hsr hsr: Use a single struct for self_node. 2022-12-01 20:26:22 -08:00
ieee802154 Merge tag 'ieee802154-for-net-next-2022-12-05' of git://git.kernel.org/pub/scm/linux/kernel/git/sschmidt/wpan-next 2022-12-07 17:33:26 -08:00
ife
ipv4 txhash: fix sk->sk_txrehash default 2023-02-08 09:07:11 +00:00
ipv6 dccp/tcp: Avoid negative sk_forward_alloc by ipv6_pinfo.pktoptions. 2023-02-10 19:53:42 -08:00
iucv
kcm kcm: close race conditions on sk_receive_queue 2022-11-15 12:42:26 +01:00
key af_key: Fix heap information leak 2023-02-13 09:30:14 +00:00
l2tp l2tp: prevent lockdep issue in l2tp_tunnel_register() 2023-01-18 14:44:54 +00:00
l3mdev
lapb
llc
mac80211 Revert "wifi: mac80211: fix memory leak in ieee80211_if_add()" 2023-01-16 17:28:52 +02:00
mac802154 mac802154: Fix possible double free upon parsing error 2022-12-19 11:38:12 +01:00
mctp net: mctp: purge receive queues on sk destruction 2023-01-28 00:26:09 -08:00
mpls net: mpls: fix stale pointer if allocation fails during device rename 2023-02-15 10:26:37 +00:00
mptcp mptcp: be careful on subflow status propagation on errors 2023-02-08 09:39:34 +00:00
ncsi net/ncsi: Silence runtime memcpy() false positive warning 2022-12-06 17:29:14 -08:00
netfilter Revert "netfilter: conntrack: fix bug in for_each_sctp_chunk" 2023-01-31 14:02:48 +01:00
netlabel
netlink netlink: annotate data races around sk_state 2023-01-23 21:35:53 -08:00
netrom netrom: Fix use-after-free caused by accept on already connected socket 2023-01-30 07:30:47 +00:00
nfc net: nfc: Fix use-after-free in local_cleanup() 2023-01-13 20:53:44 -08:00
nsh
openvswitch net: openvswitch: fix possible memory leak in ovs_meter_cmd_set() 2023-02-13 09:38:25 +00:00
packet Networking changes for 6.2. 2022-12-13 15:47:48 -08:00
phonet
psample
qrtr net: qrtr: free memory on error path in radix_tree_insert() 2023-01-28 00:21:32 -08:00
rds rds: rds_rm_zerocopy_callback() use list_first_entry() 2023-02-09 10:37:26 +01:00
rfkill driver core: make struct class.dev_uevent() take a const * 2022-11-24 17:12:15 +01:00
rose net/rose: Fix to not accept on connected socket 2023-01-28 00:19:57 -08:00
rxrpc rxrpc: Fix wrong error return in rxrpc_connect_call() 2023-01-12 21:51:55 -08:00
sched net/sched: tcindex: search key must be 16 bits 2023-02-15 10:23:54 +00:00
sctp sctp: sctp_sock_filter(): avoid list_entry() on possibly empty list 2023-02-10 19:28:29 -08:00
smc use less confusing names for iov_iter direction initializers 2022-11-25 13:01:55 -05:00
strparser
sunrpc SUNRPC: Improve Kerberos confounder generation 2023-02-20 09:20:34 -05:00
switchdev
tipc tipc: fix kernel warning when sending SYN message 2023-02-14 20:46:24 -08:00
tls net/tls: tls_is_tx_ready() checked list_entry 2023-01-30 21:06:08 -08:00
unix unix: Fix race in SOCK_SEQPACKET's unix_dgram_sendmsg() 2022-12-15 11:35:18 +01:00
vmw_vsock Networking changes for 6.2. 2022-12-13 15:47:48 -08:00
wireless Driver Core changes for 6.2-rc1 2022-12-16 03:54:54 -08:00
x25 net/x25: Fix to not accept on connected socket 2023-01-25 09:51:04 +00:00
xdp bpf: Expand map key argument of bpf_redirect_map to u64 2022-11-15 09:00:27 -08:00
xfrm xfrm: fix bug with DSCP copy to v6 from v4 tunnel 2023-01-30 11:31:58 +01:00
compat.c use less confusing names for iov_iter direction initializers 2022-11-25 13:01:55 -05:00
devres.c
Kconfig
Kconfig.debug
Makefile
socket.c net: use a bounce buffer for copying skb->mark 2023-02-14 20:31:13 -08:00
sysctl_net.c