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openSUSE Security Update : libgcrypt (openSUSE-2015-566)

medium Nessus Plugin ID 85835

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Synopsis

The remote openSUSE host is missing a security update.

Description

This update fixes two security vulnerabilities (bsc#920057) :

 - Use ciphertext blinding for Elgamal decryption [CVE-2014-3591]. See http://www.cs.tau.ac.il/~tromer/radioexp/ for details.

 - Fixed data-dependent timing variations in modular exponentiation [related to CVE-2015-0837, Last-Level Cache Side-Channel Attacks are Practical]

Solution

Update the affected libgcrypt packages.

See Also

http://www.cs.tau.ac.il/~tromer/radioexp/

https://bugzilla.opensuse.org/show_bug.cgi?id=920057

Plugin Details

Severity: Medium

ID: 85835

File Name: openSUSE-2015-566.nasl

Version: 2.6

Type: local

Agent: unix

Published: 9/8/2015

Updated: 1/19/2021

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:N/A:N

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:libgcrypt-cavs, p-cpe:/a:novell:opensuse:libgcrypt-cavs-debuginfo, p-cpe:/a:novell:opensuse:libgcrypt-debugsource, p-cpe:/a:novell:opensuse:libgcrypt-devel, p-cpe:/a:novell:opensuse:libgcrypt-devel-32bit, p-cpe:/a:novell:opensuse:libgcrypt-devel-debuginfo, p-cpe:/a:novell:opensuse:libgcrypt-devel-debuginfo-32bit, p-cpe:/a:novell:opensuse:libgcrypt11, p-cpe:/a:novell:opensuse:libgcrypt11-32bit, p-cpe:/a:novell:opensuse:libgcrypt11-debuginfo, p-cpe:/a:novell:opensuse:libgcrypt11-debuginfo-32bit, p-cpe:/a:novell:opensuse:libgcrypt20, p-cpe:/a:novell:opensuse:libgcrypt20-32bit, p-cpe:/a:novell:opensuse:libgcrypt20-debuginfo, p-cpe:/a:novell:opensuse:libgcrypt20-debuginfo-32bit, p-cpe:/a:novell:opensuse:libgcrypt20-hmac, p-cpe:/a:novell:opensuse:libgcrypt20-hmac-32bit, cpe:/o:novell:opensuse:13.1, cpe:/o:novell:opensuse:13.2

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Patch Publication Date: 8/26/2015

Vulnerability Publication Date: 11/29/2019

Reference Information

CVE: CVE-2014-3591, CVE-2015-0837