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Sicherheit: Preisgabe von Informationen in libgcrypt
Aktuelle Meldungen Distributionen
Name: Preisgabe von Informationen in libgcrypt
ID: USN-3417-1
Distribution: Ubuntu
Plattformen: Ubuntu 17.04
Datum: Do, 14. September 2017, 23:03
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-0379
Applikationen: libgcrypt

Originalnachricht

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From: Marc Deslauriers <marc.deslauriers@canonical.com>
Reply-To: Ubuntu Security <security@ubuntu.com>
To: ubuntu-security-announce@lists.ubuntu.com
Message-ID: <d4e47813-84fa-c0fa-c806-75fc3a82b722@canonical.com>
Subject: [USN-3417-1] Libgcrypt vulnerability

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==========================================================================
Ubuntu Security Notice USN-3417-1
September 14, 2017

libgcrypt20 vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 17.04

Summary:

Libgcrypt could be made to expose sensitive information.

Software Description:
- libgcrypt20: LGPL Crypto library

Details:

Daniel Genkin, Luke Valenta, and Yuval Yarom discovered that Libgcrypt was
susceptible to an attack via side channels. A local attacker could use this
attack to recover Curve25519 private keys.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 17.04:
libgcrypt20 1.7.6-1ubuntu0.2

In general, a standard system update will make all the necessary changes.

References:
https://www.ubuntu.com/usn/usn-3417-1
CVE-2017-0379

Package Information:
https://launchpad.net/ubuntu/+source/libgcrypt20/1.7.6-1ubuntu0.2



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