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

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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

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l2tp_debugfs.c

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l2tp_eth.c

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l2tp_ip6.c

ipv6: Fix signed integer overflow in l2tp_ip6_sendmsg

2022-06-22 14:21:58 +02:00

l2tp_ip.c

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l2tp_netlink.c

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l2tp_ppp.c

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Makefile

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trace.h

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