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netfilter: nf_tables: validate NFPROTO_* family

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[ Upstream commit d0009effa8 ]

Several expressions explicitly refer to NF_INET_* hook definitions
from expr->ops->validate, however, family is not validated.

Bail out with EOPNOTSUPP in case they are used from unsupported
families.

Fixes: 0ca743a559 ("netfilter: nf_tables: add compatibility layer for x_tables")
Fixes: a3c90f7a23 ("netfilter: nf_tables: flow offload expression")
Fixes: 2fa841938c ("netfilter: nf_tables: introduce routing expression")
Fixes: 554ced0a6e ("netfilter: nf_tables: add support for native socket matching")
Fixes: ad49d86e07 ("netfilter: nf_tables: Add synproxy support")
Fixes: 4ed8eb6570 ("netfilter: nf_tables: Add native tproxy support")
Fixes: 6c47260250 ("netfilter: nf_tables: add xfrm expression")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Pablo Neira Ayuso 2024-01-23 16:38:25 +01:00 • committed by Greg Kroah-Hartman
commit 67ee37360d
8 changed files with 47 additions and 2 deletions
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