https://github.com/torvalds/linux
Revision eb7f54b90bd8f469834c5e86dcf72ebf9a629811 authored by Kirill Tkhai on 01 June 2018, 11:30:38 UTC, committed by David S. Miller on 01 June 2018, 14:28:07 UTC
(resend for properly queueing in patchwork)

kcm_clone() creates kernel socket, which does not take net counter.
Thus, the net may die before the socket is completely destructed,
i.e. kcm_exit_net() is executed before kcm_done().

Reported-by: syzbot+5f1a04e374a635efc426@syzkaller.appspotmail.com
Signed-off-by: Kirill Tkhai <ktkhai@virtuozzo.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
1 parent 664088f
History
Tip revision: eb7f54b90bd8f469834c5e86dcf72ebf9a629811 authored by Kirill Tkhai on 01 June 2018, 11:30:38 UTC
kcm: Fix use-after-free caused by clonned sockets
Tip revision: eb7f54b
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LICENSES
arch
block
certs
crypto
drivers
firmware
fs
include
init
ipc
kernel
lib
mm
net
samples
scripts
security
sound
tools
usr
virt
.clang-format -rw-r--r-- 12.8 KB
.cocciconfig -rw-r--r-- 59 bytes
.get_maintainer.ignore -rw-r--r-- 31 bytes
.gitattributes -rw-r--r-- 30 bytes
.gitignore -rw-r--r-- 1.5 KB
.mailmap -rw-r--r-- 9.2 KB
COPYING -rw-r--r-- 423 bytes
CREDITS -rw-r--r-- 96.3 KB
Kbuild -rw-r--r-- 2.2 KB
Kconfig -rw-r--r-- 287 bytes
MAINTAINERS -rw-r--r-- 441.9 KB
Makefile -rw-r--r-- 61.0 KB
README -rw-r--r-- 800 bytes

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