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mageiaGentoo FoundationMGASA-2024-0028
HistoryFeb 09, 2024 - 4:34 a.m.

Updated microcode fixes bugs and a security vulnerability

2024-02-0904:34:03
Gentoo Foundation
advisories.mageia.org
18
microcode
intel
amd
cpu
security vulnerability
authentication
escalation of privilege
information disclosure
denial of service
local access
unix

CVSS3

8.8

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

AI Score

7.2

Confidence

High

EPSS

0

Percentile

5.1%

The updated package contains microcode updates for Intel and AMD CPUs, including a fix for a security vulnerability: Sequence of processor instructions leads to unexpected behavior for some Intelยฎ Processors may allow an authenticated user to potentially enable escalation of privilege and/or information disclosure and/or denial of service via local access. (CVE-2023-23583)

OSVersionArchitecturePackageVersionFilename
Mageia9noarchmicrocode<ย 0.20231114-1microcode-0.20231114-1.mga9.nonfree

CVSS3

8.8

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

AI Score

7.2

Confidence

High

EPSS

0

Percentile

5.1%