SUSE SLED12 / SLES12 Security Update : dracut (SUSE-SU-2017:0951-1)

high Nessus Plugin ID 99244

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Synopsis

The remote SUSE host is missing one or more security updates.

Description

This update for dracut fixes the following issues: Security issues fixed :

- CVE-2016-8637: When the early microcode loading was enabled during initrd creation, the initrd would be read-only available for all users, allowing local users to retrieve secrets stored in the initial ramdisk.
(bsc#1008340) Non security issues fixed :

- Remove zlib module as requirement. (bsc#1020063)

- Unlimit TaskMax for xfs_repair in emergency shell.
(bsc#1019938)

- Resolve symbolic links for -i and -k parameters.
(bsc#902375)

- Enhance purge-kernels script to handle kgraft patches.
(bsc#1017141)

- Allow booting from degraded MD arrays with systemd.
(bsc#1017695)

- Allow booting on s390x with fips=1 on the kernel command line. (bnc#1021687)

- Start multipath services before local-fs-pre.target.
(bsc#1005410, bsc#1006118, bsc#1007925)

- Fix /sbin/installkernel to handle kernel packages built with 'make bin-rpmpkg'. (bsc#1008648)

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

To install this SUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Server for Raspberry Pi 12-SP2:zypper in -t patch SUSE-SLE-RPI-12-SP2-2017-547=1

SUSE Linux Enterprise Server 12-SP2:zypper in -t patch SUSE-SLE-SERVER-12-SP2-2017-547=1

SUSE Linux Enterprise Desktop 12-SP2:zypper in -t patch SUSE-SLE-DESKTOP-12-SP2-2017-547=1

OpenStack Cloud Magnum Orchestration 7:zypper in -t patch SUSE-OpenStack-Cloud-Magnum-Orchestration-7-2017-547=1

To bring your system up-to-date, use 'zypper patch'.

Plugin Details

Severity: High

ID: 99244

File Name: suse_SU-2017-0951-1.nasl

Version: 3.8

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 4/7/2017

Updated: 1/6/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Low

Base Score: 2.1

Temporal Score: 1.6

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

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:dracut-debugsource, p-cpe:/a:novell:suse_linux:dracut-fips, p-cpe:/a:novell:suse_linux:dracut-debuginfo, p-cpe:/a:novell:suse_linux:dracut

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

Exploit Ease: No known exploits are available

Patch Publication Date: 4/6/2017

Vulnerability Publication Date: 8/1/2018

Reference Information

CVE: CVE-2016-8637

Detections

Analytics