openSUSE Security Update : ucode-intel (openSUSE-2020-791)

medium Nessus Plugin ID 137351

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Synopsis

The remote openSUSE host is missing a security update.

Description

This update for ucode-intel fixes the following issues :

Updated Intel CPU Microcode to 20200602 (prerelease) (bsc#1172466) This update contains security mitigations for :

- CVE-2020-0543: Fixed a side channel attack against special registers which could have resulted in leaking of read values to cores other than the one which called it. This attack is known as Special Register Buffer Data Sampling (SRBDS) or 'CrossTalk' (bsc#1154824).

- CVE-2020-0548,CVE-2020-0549: Additional ucode updates were supplied to mitigate the Vector Register and L1D Eviction Sampling aka 'CacheOutAttack' attacks.
(bsc#1156353)

Microcode Table :

Processor Identifier Version Products Model Stepping F-MO-S/PI Old->New

---- new platforms ----------------------------------------

---- updated platforms ------------------------------------ HSW C0 6-3c-3/32 00000027->00000028 Core Gen4 BDW-U/Y E0/F0 6-3d-4/c0 0000002e->0000002f Core Gen5 HSW-U C0/D0 6-45-1/72 00000025->00000026 Core Gen4 HSW-H C0 6-46-1/32 0000001b->0000001c Core Gen4 BDW-H/E3 E0/G0 6-47-1/22 00000021->00000022 Core Gen5 SKL-U/Y D0 6-4e-3/c0 000000d6->000000dc Core Gen6 Mobile SKL-U23e K1 6-4e-3/c0 000000d6->000000dc Core Gen6 Mobile SKX-SP B1 6-55-3/97 01000151->01000157 Xeon Scalable SKX-SP H0/M0/U0 6-55-4/b7 02000065->02006906 Xeon Scalable SKX-D M1 6-55-4/b7 02000065->02006906 Xeon D-21xx CLX-SP B0 6-55-6/bf 0400002c->04002f01 Xeon Scalable Gen2 CLX-SP B1 6-55-7/bf 0500002c->04002f01 Xeon Scalable Gen2 SKL-H/S R0/N0 6-5e-3/36 000000d6->000000dc Core Gen6; Xeon E3 v5 AML-Y22 H0 6-8e-9/10 000000ca->000000d6 Core Gen8 Mobile KBL-U/Y H0 6-8e-9/c0 000000ca->000000d6 Core Gen7 Mobile CFL-U43e D0 6-8e-a/c0 000000ca->000000d6 Core Gen8 Mobile WHL-U W0 6-8e-b/d0 000000ca->000000d6 Core Gen8 Mobile AML-Y42 V0 6-8e-c/94 000000ca->000000d6 Core Gen10 Mobile CML-Y42 V0 6-8e-c/94 000000ca->000000d6 Core Gen10 Mobile WHL-U V0 6-8e-c/94 000000ca->000000d6 Core Gen8 Mobile KBL-G/H/S/E3 B0 6-9e-9/2a 000000ca->000000d6 Core Gen7; Xeon E3 v6 CFL-H/S/E3 U0 6-9e-a/22 000000ca->000000d6 Core Gen8 Desktop, Mobile, Xeon E CFL-S B0 6-9e-b/02 000000ca->000000d6 Core Gen8 CFL-H/S P0 6-9e-c/22 000000ca->000000d6 Core Gen9 CFL-H R0 6-9e-d/22 000000ca->000000d6 Core Gen9 Mobile

Also contains the Intel CPU Microcode update to 20200520 :

Processor Identifier Version Products Model Stepping F-MO-S/PI Old->New

---- new platforms ----------------------------------------

---- updated platforms ------------------------------------ SNB-E/EN/EP C1/M0 6-2d-6/6d 0000061f->00000621 Xeon E3/E5, Core X SNB-E/EN/EP C2/M1 6-2d-7/6d 00000718->0000071a Xeon E3/E5, Core X

This update was imported from the SUSE:SLE-15-SP1:Update update project.

Solution

Update the affected ucode-intel package.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1154824

https://bugzilla.opensuse.org/show_bug.cgi?id=1156353

https://bugzilla.opensuse.org/show_bug.cgi?id=1172466

Plugin Details

Severity: Medium

ID: 137351

File Name: openSUSE-2020-791.nasl

Version: 1.3

Type: local

Agent: unix

Published: 6/11/2020

Updated: 3/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

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 Score Source: CVE-2020-0549

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:ucode-intel, cpe:/o:novell:opensuse:15.1

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

Exploit Ease: No known exploits are available

Patch Publication Date: 6/10/2020

Vulnerability Publication Date: 1/28/2020

Reference Information

CVE: CVE-2020-0543, CVE-2020-0548, CVE-2020-0549