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SUSE SLES12 Security Update : Recommended update for ucode-intel (SUSE-SU-2018:1935-2) (Spectre)

medium Nessus Plugin ID 118274

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Synopsis

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

Description

The Intel CPU microcode bundle was updated to the 20180703 release.

For the listed CPU chipsets this fixes CVE-2018-3640 (Spectre v3a) and helps mitigating CVE-2018-3639 (Spectre v4) (bsc#1100147 bsc#1087082 bsc#1087083).

More information on:
https://downloadcenter.intel.com/download/27945/Linux-Processor-Microc ode-D ata-File

Following chipsets are fixed in this round :

Model Stepping F-MO-S/PI Old->New

---- updated platforms ------------------------------------

SNB-EP C1 6-2d-6/6d 0000061c->0000061d Xeon E5 SNB-EP C2 6-2d-7/6d 00000713->00000714 Xeon E5 IVT C0 6-3e-4/ed 0000042c->0000042d Xeon E5 v2; Core i7-4960X/4930K/4820K IVT D1 6-3e-7/ed 00000713->00000714 Xeon E5 v2 HSX-E/EP/4S C0 6-3f-2/6f 0000003c->0000003d Xeon E5 v3 HSX-EX E0 6-3f-4/80 00000011->00000012 Xeon E7 v3 SKX-SP/D/W/X H0 6-55-4/b7 02000043->0200004d Xeon Bronze 31xx, Silver 41xx, Gold 51xx/61xx Platinum 81xx, D/W-21xx; Core i9-7xxxX BDX-DE A1 6-56-5/10 0e000009->0e00000a Xeon D-15x3N BDX-ML B/M/R0 6-4f-1/ef 0b00002c->0b00002e Xeon E5/E7 v4; Core i7-69xx/68xx

Add a new style supplements for the recent kernels. (bsc#1096141)

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 the SUSE recommended installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Server 12-SP2-BCL:zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2018-1308=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1087082

https://bugzilla.suse.com/show_bug.cgi?id=1087083

https://bugzilla.suse.com/show_bug.cgi?id=1096141

https://bugzilla.suse.com/show_bug.cgi?id=1100147

http://www.nessus.org/u?97303a3b

https://www.suse.com/security/cve/CVE-2018-3639/

https://www.suse.com/security/cve/CVE-2018-3640/

http://www.nessus.org/u?9e1f711c

Plugin Details

Severity: Medium

ID: 118274

File Name: suse_SU-2018-1935-2.nasl

Version: 1.8

Type: local

Agent: unix

Published: 10/22/2018

Updated: 3/25/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 3.7

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

CVSS Score Source: CVE-2018-3640

CVSS v3

Risk Factor: Medium

Base Score: 5.6

Temporal Score: 5.1

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

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

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:ucode-intel-debuginfo, p-cpe:/a:novell:suse_linux:ucode-intel-debugsource, p-cpe:/a:novell:suse_linux:ucode-intel

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/18/2018

Vulnerability Publication Date: 5/22/2018

Reference Information

CVE: CVE-2018-3639, CVE-2018-3640