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From: David Marchand <david.marchand@redhat.com>
To: Aaron Conole <aconole@redhat.com>
Cc: dev <dev@dpdk.org>, Harry van Haaren <harry.van.haaren@intel.com>,
	 Bruce Richardson <bruce.richardson@intel.com>,
	Pavan Nikhilesh <pbhagavatula@marvell.com>,
	 Gage Eads <gage.eads@intel.com>,
	Thomas Monjalon <thomas@monjalon.net>,
	dpdk stable <stable@dpdk.org>
Subject: Re: [dpdk-stable] [PATCH v2] service: don't walk out of bounds when checking services
Date: Wed, 4 Dec 2019 09:34:36 +0100	[thread overview]
Message-ID: <CAJFAV8xhnijx4FA1ahrQcO+puF2_pTGXXXFLpXdvBx6VidT3OQ@mail.gmail.com> (raw)
In-Reply-To: <CAJFAV8xPOE+krsS-ONeyg61tc8J49Ln3N5CVP4qY3J_SB9jXQg@mail.gmail.com>

On Wed, Dec 4, 2019 at 9:33 AM David Marchand <david.marchand@redhat.com> wrote:
>
> On Tue, Dec 3, 2019 at 10:15 PM Aaron Conole <aconole@redhat.com> wrote:
> >
> > The service_valid call is used without properly bounds checking the
> > input parameter.  Almost all instances of the service_valid call are
> > inside a for() loop that prevents excessive walks, but some of the
> > public APIs don't bounds check and will pass invalid arguments.
> >
> > Prevent this by using SERVICE_GET_OR_ERR_RET where it makes sense,
> > and adding a bounds check to one service_valid() use.
> >
> > Fixes: 8d39d3e237c2 ("service: fix race in service on app lcore function")
> > Fixes: e9139a32f6e8 ("service: add function to run on app lcore")
> > Fixes: e30dd31847d2 ("service: add mechanism for quiescing")
Cc: stable@dpdk.org

> > Signed-off-by: Aaron Conole <aconole@redhat.com>
>
> Reviewed-by: David Marchand <david.marchand@redhat.com>

-- 
David Marchand


       reply	other threads:[~2019-12-04  8:34 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20191126145606.13626-1-aconole@redhat.com>
     [not found] ` <20191203211544.20285-1-aconole@redhat.com>
     [not found]   ` <CAJFAV8xPOE+krsS-ONeyg61tc8J49Ln3N5CVP4qY3J_SB9jXQg@mail.gmail.com>
2019-12-04  8:34     ` David Marchand [this message]
2019-12-20 14:43       ` David Marchand
2020-02-07 12:04         ` [dpdk-stable] [dpdk-dev] " Kevin Traynor
2020-02-07 14:27           ` Aaron Conole
2020-02-14 16:38             ` Kevin Traynor

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