From: Greg KH <greg@kroah.com>
To: Pablo Neira Ayuso <pablo@netfilter.org>
Cc: Vasily Averin <vvs@virtuozzo.com>,
netfilter-devel@vger.kernel.org, Florian Westphal <fw@strlen.de>,
stable@vger.kernel.org
Subject: Re: [PATCH v4.10] netfilter: nf_conntrack_h323: lost .data_len definition for Q.931/ipv6
Date: Tue, 7 Jul 2020 16:03:20 +0200 [thread overview]
Message-ID: <20200707140320.GA4064836@kroah.com> (raw)
In-Reply-To: <20200624121232.GA28150@salvia>
On Wed, Jun 24, 2020 at 02:12:32PM +0200, Pablo Neira Ayuso wrote:
> CC'ing stable@vger.kernel.org
>
> On Tue, Jun 09, 2020 at 10:53:22AM +0300, Vasily Averin wrote:
> > Could you please push this patch into stable@?
> > it fixes memory corruption in kernels v3.5 .. v4.10
> >
> > Lost .data_len definition leads to write beyond end of
> > struct nf_ct_h323_master. Usually it corrupts following
> > struct nf_conn_nat, however if nat is not loaded it corrupts
> > following slab object.
> >
> > In mainline this problem went away in v4.11,
> > after commit 9f0f3ebeda47 ("netfilter: helpers: remove data_len usage
> > for inkernel helpers") however many stable kernels are still affected.
>
> -stable maintainers of: 3.16, 4.4 and 4.9.
Now queued up to 4.4 and 4.9, thanks. 3.16 is end-of-life.
greg k-h
prev parent reply other threads:[~2020-07-07 14:03 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-09 7:53 [PATCH v4.10] netfilter: nf_conntrack_h323: lost .data_len definition for Q.931/ipv6 Vasily Averin
2020-06-10 12:47 ` Florian Westphal
2020-06-24 12:12 ` Pablo Neira Ayuso
2020-07-07 14:03 ` Greg KH [this message]
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