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Mageia 8: MGASA-2022-0064 Critical Microcode Security Advisory

mageia
Calendar Grey February 15, 2022
Dist Mageia Esm H88
Recent firmware updates bolster safety for Mandriva clients, tackling various vulnerabilities efficiently.
Updated microcodes for Intel processors, fixing various functional issues, and atleast the following security issues: Insufficient control flow management in some Intel(R) Process...

Summary

Updated microcodes for Intel processors, fixing various functional issues, and atleast the following security issues:
Insufficient control flow management in some Intel(R) Processors may allow an authenticated user to potentially enable a denial of service via local access (CVE-2021-0127 / SA-00532).
Improper initialization of shared resources in some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access (CVE-2021-0145 / SA-00561).
Hardware allows activation of test or debug logic at runtime for some Intel(R) processors which may allow an unauthenticated user to potentially enable escalation of privilege via physical access (CVE-2021-0146 / SA-00528).
Out of bounds read under complex microarchitectural condition in memory subsystem for some Intel Atom(R) Processors may allow authenticated user to potentially enable information disclosure or cause denial of service via network access (CVE-2021-33120 / SA-00589)
For info abou...

Read the Full Advisory

References

- https://bugs.mageia.org/show_bug.cgi?id=30037

- https://github.com/intel/Intel-Linux-Processor-Microcode-Data-Files/releases/tag/microcode-20220207

- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00528.html

- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00532.html

- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00561.html

- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00589.html

- https://www.cve.org/CVERecord?id=CVE-2021-0127

- https://www.cve.org/CVERecord?id=CVE-2021-0145

- https://www.cve.org/CVERecord?id=CVE-2021-0146

- https://www.cve.org/CVERecord?id=CVE-2021-33120

Topics%20covered

Topics Covered

security advisory Intel information disclosure service denial Mageia microcode

Resolution

SRPMS

- 8/nonfree/microcode-0.20220207-1.mga8.nonfree

Severity
critical
Lowest
Low
Medium
High
Critical

Publication date: 15 Feb 2022
URL: https://advisories.mageia.org/MGASA-2022-0064.html
Type: security
CVE: CVE-2021-0127, CVE-2021-0145, CVE-2021-0146, CVE-2021-33120

Topics%20covered

Topics Covered

security advisory Intel information disclosure service denial Mageia microcode

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