From: Pablo Neira Ayuso <pablo@netfilter.org>
To: Phil Sutter <phil@nwl.cc>
Cc: netfilter-devel@vger.kernel.org
Subject: Re: [nft PATCH 4/4] netlink: Avoid potential NULL-pointer deref in netlink_gen_payload_stmt()
Date: Tue, 21 Jan 2020 13:57:45 +0100 [thread overview]
Message-ID: <20200121125745.xd7rcprheeg4zer3@salvia> (raw)
In-Reply-To: <20200120162540.9699-5-phil@nwl.cc>
On Mon, Jan 20, 2020 at 05:25:40PM +0100, Phil Sutter wrote:
> With payload_needs_l4csum_update_pseudohdr() unconditionally
> dereferencing passed 'desc' parameter and a previous check for it to be
> non-NULL, make sure to call the function only if input is sane.
>
> Fixes: 68de70f2b3fc6 ("netlink_linearize: fix IPv6 layer 4 checksum mangling")
> Signed-off-by: Phil Sutter <phil@nwl.cc>
Acked-by: Pablo Neira Ayuso <pablo@netfilter.org>
Thanks.
prev parent reply other threads:[~2020-01-21 12:57 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-20 16:25 [nft PATCH 0/4] Fixes for a recent covscan run Phil Sutter
2020-01-20 16:25 ` [nft PATCH 1/4] netlink: Fix leak in unterminated string deserializer Phil Sutter
2020-01-21 12:55 ` Pablo Neira Ayuso
2020-01-20 16:25 ` [nft PATCH 2/4] netlink: Fix leaks in netlink_parse_cmp() Phil Sutter
2020-01-21 12:55 ` Pablo Neira Ayuso
2020-01-20 16:25 ` [nft PATCH 3/4] segtree: Fix for potential NULL-pointer deref in ei_insert() Phil Sutter
2020-01-21 12:56 ` Pablo Neira Ayuso
2020-01-27 13:24 ` Phil Sutter
2020-02-21 22:07 ` Phil Sutter
2020-01-20 16:25 ` [nft PATCH 4/4] netlink: Avoid potential NULL-pointer deref in netlink_gen_payload_stmt() Phil Sutter
2020-01-21 12:57 ` Pablo Neira Ayuso [this message]
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