Daniel Hodges 5003e92af2 tipc: use kfree_sensitive() for session key material ...

[ Upstream commit 74d9391e88 ]

The rx->skey field contains a struct tipc_aead_key with GCM-AES
encryption keys used for TIPC cluster communication. Using plain
kfree() leaves this sensitive key material in freed memory pages
where it could potentially be recovered.

Switch to kfree_sensitive() to ensure the key material is zeroed
before the memory is freed.

Fixes: 1ef6f7c939 ("tipc: add automatic session key exchange")
Signed-off-by: Daniel Hodges <hodgesd@meta.com>
Link: https://patch.msgid.link/20260131180114.2121438-1-hodgesd@meta.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

2026-02-11 13:40:26 +01:00

..

addr.c

…

addr.h

…

bcast.c

…

bcast.h

…

bearer.c

…

bearer.h

…

core.c

…

core.h

…

crypto.c

…

crypto.h

…

diag.c

…

discover.c

…

discover.h

…

eth_media.c

…

group.c

…

group.h

…

ib_media.c

…

Kconfig

…

link.c

…

link.h

…

Makefile

…

monitor.c

…

monitor.h

…

msg.c

…

msg.h

…

name_distr.c

…

name_distr.h

…

name_table.c

…

name_table.h

…

net.c

…

net.h

…

netlink_compat.c

…

netlink.c

…

netlink.h

…

node.c

…

node.h

…

socket.c

…

socket.h

…

subscr.c

…

subscr.h

…

sysctl.c

…

topsrv.c

…

topsrv.h

…

trace.c

…

trace.h

…

udp_media.c

…

udp_media.h

…