Shigeru Yoshida 68c8ba16ab ipv6: Fix potential uninit-value access in __ip6_make_skb()
[ Upstream commit 4e13d3a9c25b7080f8a619f961e943fe08c2672c ]

As it was done in commit fc1092f51567 ("ipv4: Fix uninit-value access in
__ip_make_skb()") for IPv4, check FLOWI_FLAG_KNOWN_NH on fl6->flowi6_flags
instead of testing HDRINCL on the socket to avoid a race condition which
causes uninit-value access.

Fixes: ea30388baebc ("ipv6: Fix an uninit variable access bug in __ip6_make_skb()")
Signed-off-by: Shigeru Yoshida <syoshida@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-05-17 12:02:22 +02:00
..
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2023-05-31 13:06:57 +02:00
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2024-05-17 12:02:02 +02:00
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