From: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
To: buildroot@busybox.net
Subject: [Buildroot] [PATCH 1/1] package/nettle: security bump to version 3.7.2
Date: Tue, 20 Apr 2021 22:33:08 +0200 [thread overview]
Message-ID: <20210420223308.766bea5a@windsurf.home> (raw)
In-Reply-To: <20210418185114.3306357-1-fontaine.fabrice@gmail.com>
On Sun, 18 Apr 2021 20:51:14 +0200
Fabrice Fontaine <fontaine.fabrice@gmail.com> wrote:
> Fix CVE-2021-20305: A flaw was found in Nettle in versions before 3.7.2,
> where several Nettle signature verification functions (GOST DSA, EDDSA &
> ECDSA) result in the Elliptic Curve Cryptography point (ECC) multiply
> function being called with out-of-range scalers, possibly resulting in
> incorrect results. This flaw allows an attacker to force an invalid
> signature, causing an assertion failure or possible validation. The
> highest threat to this vulnerability is to confidentiality, integrity,
> as well as system availability.
>
> https://git.lysator.liu.se/nettle/nettle/-/blob/nettle_3.7.2_release_20210321/NEWS
>
> Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
> ---
> package/nettle/nettle.hash | 4 ++--
> package/nettle/nettle.mk | 2 +-
> 2 files changed, 3 insertions(+), 3 deletions(-)
Applied to master, thanks.
Thomas
--
Thomas Petazzoni, CTO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
next prev parent reply other threads:[~2021-04-20 20:33 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-18 18:51 [Buildroot] [PATCH 1/1] package/nettle: security bump to version 3.7.2 Fabrice Fontaine
2021-04-20 20:33 ` Thomas Petazzoni [this message]
2021-04-26 12:36 ` Peter Korsgaard
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