SB20250328123 - Anolis OS update for linux-firmware

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Main Vulnerability Database SB20250328123

SB20250328123 - Anolis OS update for linux-firmware

Published: March 28, 2025

Security Bulletin ID SB20250328123
Severity
Low
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Protection Mechanism Failure (CVE-ID: CVE-2022-46329)

The vulnerability allows a local user to bypass implemented security restrictions.

The vulnerability exists due to insufficient implementation of security measures. A local user can bypass implemented security restrictions and elevate privileges on the system.


2) Information disclosure (CVE-ID: CVE-2023-20569)

The vulnerability allows a remote user to gain access to potentially sensitive information.

The vulnerability exists due to a side channel issue in AMD CPUs. A remote user can influence the return address prediction and gain unauthorized access to sensitive information on the system.


3) Reliance on undefined behavior (CVE-ID: CVE-2023-20592)

The vulnerability allows a remote attacker to bypass implemented security restrictions.

The vulnerability exists due to unexpected behavior of the INVD instruction in some AMD CPUs. A malicious hypervisor can affect cache line write-back behavior of the CPU and modify guest virtual machine (VM) memory.


Remediation

Install update from vendor's website.

References