RedHatRHSA-2021:3029(RHSA-2021:3029) Important: microcode_ctl security, bug fix and enhancement update
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%
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)
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| RedHat | 7 | x86_64 | microcode_ctl-debuginfo | < 2.1-53.18.el7_7 | microcode_ctl-debuginfo-2.1-53.18.el7_7.x86_64.rpm |
| RedHat | 7 | x86_64 | microcode_ctl | < 2.1-53.18.el7_7 | microcode_ctl-2.1-53.18.el7_7.x86_64.rpm |
Related
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%