linux/net/l2tp
Wang Yufen 27a37755ce ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg
[ Upstream commit f638a84afe ]

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>
2022-06-22 14:21:58 +02:00
..
Kconfig treewide: replace '---help---' in Kconfig files with 'help' 2020-06-14 01:57:21 +09:00
l2tp_core.c net/l2tp: Fix reference count leak in l2tp_udp_recv_core 2021-09-09 11:00:20 +01:00
l2tp_core.h net: l2tp: reduce log level of messages in receive path, add counter instead 2021-03-03 16:55:02 -08:00
l2tp_debugfs.c l2tp: remove tunnel and session debug flags field 2020-08-22 12:44:37 -07:00
l2tp_eth.c l2tp: remove header length param from l2tp_xmit_skb 2020-09-03 12:19:03 -07:00
l2tp_ip6.c ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg 2022-06-22 14:21:58 +02:00
l2tp_ip.c l2tp: Fix spelling mistakes 2021-06-07 14:08:30 -07:00
l2tp_netlink.c net: l2tp: reduce log level of messages in receive path, add counter instead 2021-03-03 16:55:02 -08:00
l2tp_ppp.c l2tp: Fix spelling mistakes 2021-06-07 14:08:30 -07:00
Makefile l2tp: add tracepoint infrastructure to core 2020-08-22 12:44:37 -07:00
trace.h l2tp: add tracepoint definitions in trace.h 2020-08-22 12:44:37 -07:00