microcode_ctl security, bug fix and enhancement update

2021-08-0909:19:57

Rockylinux Product Errata

errata.rockylinux.org

8.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

4.6 Medium

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

0.001 Low

EPSS

Percentile

18.0%

JSON

An update is available for microcode_ctl.
This update affects Rocky Linux 8.
A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list
The microcode_ctl packages provide microcode updates for Intel.

Security Fix(es):

hw: Special Register Buffer Data Sampling (SRBDS) (CVE-2020-0543)
hw: Vector Register Data Sampling (CVE-2020-0548)
hw: L1D Cache Eviction Sampling (CVE-2020-0549)
hw: vt-d related privilege escalation (CVE-2020-24489)
hw: improper isolation of shared resources in some Intel Processors
(CVE-2020-24511)
hw: observable timing discrepancy in some Intel Processors
(CVE-2020-24512)
hw: Information disclosure issue in Intel SGX via RAPL interface
(CVE-2020-8695)
hw: Vector Register Leakage-Active (CVE-2020-8696)
hw: Fast forward store predictor (CVE-2020-8698)

OSVersionArchitecturePackageVersionFilename
rocky8x86_64microcode_ctl< 20210216-1.20210608.1.el8_4microcode_ctl-4:20210216-1.20210608.1.el8_4.x86_64.rpm