SUSE SLES11 Security Update : microcode_ctl (SUSE-SU-2019:14048-1)

medium Nessus Plugin ID 150546

Language:

Synopsis

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

Description

The remote SUSE Linux SLES11 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2019:14048-1 advisory.

- Microarchitectural Store Buffer Data Sampling (MSBDS): Store buffers on some microprocessors utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access. A list of impacted products can be found here:
https://www.intel.com/content/dam/www/public/us/en/documents/corporate-information/SA00233-microcode- update-guidance_05132019.pdf (CVE-2018-12126)

- Microarchitectural Load Port Data Sampling (MLPDS): Load ports on some microprocessors utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access. A list of impacted products can be found here:
https://www.intel.com/content/dam/www/public/us/en/documents/corporate-information/SA00233-microcode- update-guidance_05132019.pdf (CVE-2018-12127)

- Microarchitectural Fill Buffer Data Sampling (MFBDS): Fill buffers on some microprocessors utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access. A list of impacted products can be found here:
https://www.intel.com/content/dam/www/public/us/en/documents/corporate-information/SA00233-microcode- update-guidance_05132019.pdf (CVE-2018-12130)

- Microarchitectural Data Sampling Uncacheable Memory (MDSUM): Uncacheable memory on some microprocessors utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access. A list of impacted products can be found here:
https://www.intel.com/content/dam/www/public/us/en/documents/corporate-information/SA00233-microcode- update-guidance_05132019.pdf (CVE-2019-11091)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected microcode_ctl package.

See Also

https://bugzilla.suse.com/1111331

https://www.suse.com/security/cve/CVE-2018-12126

https://www.suse.com/security/cve/CVE-2018-12127

https://www.suse.com/security/cve/CVE-2018-12130

https://www.suse.com/security/cve/CVE-2019-11091

http://www.nessus.org/u?ddc44404

Plugin Details

Severity: Medium

ID: 150546

File Name: suse_SU-2019-14048-1.nasl

Version: 1.2

Type: local

Agent: unix

Published: 6/10/2021

Updated: 6/10/2021

Supported Sensors: Nessus Agent

Risk Information

VPR

Risk Factor: High

Score: 7.1

CVSS v2

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 3.5

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS Score Source: CVE-2019-11091

CVSS v3

Risk Factor: Medium

Base Score: 5.6

Temporal Score: 4.9

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:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:2.3:o:novell:suse_linux:11:*:*:*:*:*:*:*, p-cpe:2.3:a:novell:suse_linux:microcode_ctl:*:*:*:*:*:*:*

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: 5/14/2019

Vulnerability Publication Date: 5/7/2019

Reference Information

CVE: CVE-2018-12126, CVE-2018-12127, CVE-2018-12130, CVE-2019-11091

IAVA: 2019-A-0166

SuSE: SUSE-SU-2019:14048-1