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SUSE: 2024:0917-1 Moderate: Intel Microcode Denial Of Service

suse
Calendar Grey March 22, 2024
Dist Suse Esm H88
The recent update for ucode-intel targets several vulnerabilities in SUSE Linux, providing users with crucial patching guidance to enhance system security.
* bsc#1221323 Cross-References: * CVE-2023-22655 * CVE-2023-28746

Summary

## This update for ucode-intel fixes the following issues: * Updated to Intel CPU Microcode 20240312 release. (bsc#1221323) * CVE-2023-39368: Protection mechanism failure of bus lock regulator for some Intel Processors may allow an unauthenticated user to potentially enable denial of service via network access * CVE-2023-38575: Non-transparent sharing of return predictor targets between contexts in some Intel Processors may allow an authorized user to potentially enable information disclosure via local access. * CVE-2023-28746: Information exposure through microarchitectural state after transient execution from some register files for some Intel Atom Processors may allow an authenticated user to potentially enable information disclosure via local access.

Topics%20covered

Topics Covered

security advisory moderate denial of service information exposure SUSE ucode-intel intel processor

References

* bsc#1221323

Cross-

* CVE-2023-22655

* CVE-2023-28746

* CVE-2023-38575

* CVE-2023-39368

* CVE-2023-43490

CVSS scores:

* CVE-2023-22655 ( SUSE ): 6.1 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:H/A:N

* CVE-2023-28746 ( SUSE ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

* CVE-2023-38575 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

* CVE-2023-39368 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

* CVE-2023-43490 ( SUSE ): 5.3 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N

Affected Products:

* SUSE Linux Enterprise High Performance Computing 12 SP5

* SUSE Linux Enterprise Server 12 SP5

* SUSE Linux Enterprise Server for SAP Applications 12 SP5

An update that solves five vulnerabilities can now be installed.

##

Announcement ID: SUSE-SU-2024:0917-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate denial of service information exposure SUSE ucode-intel intel processor

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