From: David Marchand <david.marchand@redhat.com>
To: Owen Hilyard <ohilyard@iol.unh.edu>
Cc: Vladimir Medvedkin <vladimir.medvedkin@intel.com>,
dev <dev@dpdk.org>, dpdk stable <stable@dpdk.org>,
Stephen Hemminger <stephen@networkplumber.org>
Subject: Re: [dpdk-stable] [PATCH v4] rib: fix max depth IPv6 lookup
Date: Thu, 24 Jun 2021 15:23:24 +0200
Message-ID: <CAJFAV8zenpdEi6ySvpEmSMza_eKkrG3v-OZs_LCALnT9o5nyBw@mail.gmail.com> (raw)
In-Reply-To: <20210623151730.35276-1-ohilyard@iol.unh.edu>
On Wed, Jun 23, 2021 at 5:17 PM <ohilyard@iol.unh.edu> wrote:
>
> From: Owen Hilyard <ohilyard@iol.unh.edu>
>
> ASAN found a stack buffer overflow in lib/rib/rte_rib6.c:get_dir.
> The fix for the stack buffer overflow was to make sure depth
> was always < 128, since when depth = 128 it caused the index
> into the ip address to be 16, which read off the end of the array.
>
> While trying to solve the buffer overflow, I noticed that a few
> changes could be made to remove the for loop entirely.
>
> Fixes: f7e861e21c ("rib: support IPv6")
Updated sha1.
Cc: stable@dpdk.org
>
> Signed-off-by: Owen Hilyard <ohilyard@iol.unh.edu>
Acked-by: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
Applied, thanks.
--
David Marchand
prev parent reply other threads:[~2021-06-24 13:23 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20210616181833.356159-1-ohilyard@iol.unh.edu>
[not found] ` <20210621132834.21673-1-ohilyard@iol.unh.edu>
2021-06-21 13:30 ` [dpdk-stable] Fwd: [PATCH v3] lib/rte_rib6: fix stack buffer overflow Owen Hilyard
2021-06-23 15:17 ` [dpdk-stable] [PATCH v4] rib: fix max depth IPv6 lookup ohilyard
2021-06-24 13:23 ` David Marchand [this message]
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