android_kernel_xiaomi_sm7250/net/l2tp
Wang Yufen 6c4e3486d2 ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg
[ Upstream commit f638a84afef3dfe10554c51820c16e39a278c915 ]

When len >= INT_MAX - transhdrlen, ulen = len + transhdrlen will be
overflow. To fix, we can follow what udpv6 does and subtract the
transhdrlen from the max.

Signed-off-by: Wang Yufen <wangyufen@huawei.com>
Link: https://lore.kernel.org/r/20220607120028.845916-2-wangyufen@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-06-25 11:49:15 +02:00
..
Kconfig
l2tp_core.c net/l2tp: Fix reference count leak in l2tp_udp_recv_core 2021-09-22 11:48:11 +02:00
l2tp_core.h
l2tp_debugfs.c
l2tp_eth.c
l2tp_ip6.c ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg 2022-06-25 11:49:15 +02:00
l2tp_ip.c l2tp: do not use inet_hash()/inet_unhash() 2020-06-10 21:34:58 +02:00
l2tp_netlink.c
l2tp_ppp.c
Makefile