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tipc: Fix potential OOB in tipc_link_proto_rcv()
authorYueHaibing <yuehaibing@huawei.com>
Sat, 3 Dec 2022 09:46:35 +0000 (17:46 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 14 Dec 2022 10:30:47 +0000 (11:30 +0100)
commitf8324a89ddc27f8600676bbebf20c099cc731e07
treed953f65309f54e2b2d4bc3a0d95123b409710af7tree | snapshot
parenta13b75e11aa60947b25a0a5ea555d24493df9eb4commit | diff
tipc: Fix potential OOB in tipc_link_proto_rcv()

[ Upstream commit 7fb8da15ca25d28fa5200e5c9d7954c62dde5b8f ]

Fix the potential risk of OOB if skb_linearize() fails in
tipc_link_proto_rcv().

Fixes: dbcb6ba2aa87 ("tipc: linearize arriving NAME_DISTR and LINK_PROTO buffers")
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20221203094635.29024-1-yuehaibing@huawei.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
net/tipc/link.c diff | blob | history
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