Scientific Linux Security Update : microcode_ctl on SL6.x i386/x86_64 (20200610)

medium Nessus Plugin ID 137348

Synopsis

The remote Scientific Linux host is missing one or more security updates.

Description

Security Fix(es) :

- hw: Special Register Buffer Data Sampling (SRBDS) (CVE-2020-0543)

- hw: L1D Cache Eviction Sampling (CVE-2020-0549)

- hw: Vector Register Data Sampling (CVE-2020-0548)

Solution

Update the affected microcode_ctl and / or microcode_ctl-debuginfo packages.

See Also

http://www.nessus.org/u?227b90e0

Plugin Details

Severity: Medium

ID: 137348

File Name: sl_20200610_microcode_ctl_on_SL6_x.nasl

Version: 1.3

Type: local

Agent: unix

Published: 6/11/2020

Updated: 3/7/2024

Supported Sensors: 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:fermilab:scientific_linux:microcode_ctl, p-cpe:/a:fermilab:scientific_linux:microcode_ctl-debuginfo, x-cpe:/o:fermilab:scientific_linux

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/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