Linux · 
Amazon Linux · Security advisory · May 25, 2023
Amazon Linux · Security advisory · May 25, 2023ALAS2023-2023-189: microcode_ctl security update
ALAS2023-2023-189, released May 25, 2023, fixes 4 CVEs in microcode_ctl (version 2:2.1-53.amzn2023.0.1). None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
4
None rated Critical
Exploited
0
None reported
Highest CVSS
7.5
Base score, 0 to 10
Highest EPSS
0.0054
45th percentile
Priority of the 4 CVEs
Patch now 0
Urgent 0
High 2
Routine 2
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| microcode_ctl | amzn 2023 | 2:2.1-53.amzn2023.0.1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2022-21216 | microcode_ctl: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.9 Release Notes linked from t... | 7.5 | 0.0054 | None reported |
| High | CVE-2022-33196 | intel-microcode: Incorrect default permissions in some memory controller configurations for some Intel(R) Xeon(R) Processors when usin... | 7.2 | 0.0021 | None reported |
| Routine | CVE-2022-38090 | intel-microcode: Improper isolation of shared resources in some Intel(R) Processors when using Intel(R) Software Guard Extensions may... | 4.4 | 0.0025 | None reported |
| Routine | CVE-2022-33972 | intel-microcode: Incorrect calculation in microcode keying mechanism for some 3rd Generation Intel(R) Xeon(R) Scalable Processors may... | 4.4 | 0.0022 | None reported |
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