Advisories » MGASA-2022-0242

Updated kernel packages fix security vulnerabilities

Publication date: 29 Jun 2022
Modification date: 29 Jun 2022
Type: security
Affected Mageia releases : 8
CVE: CVE-2022-21123 , CVE-2022-21125 , CVE-2022-21127 , CVE-2022-21166

Description

This kernel update is based on upstream 5.15.50 and fixes at least the
following security issues:

Incomplete cleanup of multi-core shared buffers for some Intel Processors
may allow an authenticated user to potentially enable information disclosure
via local access (CVE-2022-21123).

Incomplete cleanup of microarchitectural fill buffers on some Intel
Processors may allow an authenticated user to potentially enable information
disclosure via local access (CVE-2022-21125).

Incomplete cleanup in specific special register read operations for some
Intel Processors may allow an authenticated user to potentially enable
information disclosure via local access (CVE-2022-21127, CVE-2022-21166).

For other upstream fixes, see the referenced changelogs.
                

References

• https://bugs.mageia.org/show_bug.cgi?id=30563
• https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.47
• https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.48
• https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.49
• https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.50
• https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00615.html
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21123
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21125
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21127
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-21166

SRPMS

8/core

• kernel-5.15.50-1.mga8
• kmod-virtualbox-6.1.34-1.20.mga8
• kmod-xtables-addons-3.20-1.20.mga8