SB2023070118 - Anolis OS update for virt:an module 

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Main Vulnerability Database SB2023070118

SB2023070118 - Anolis OS update for virt:an module

Published: July 1, 2023 Updated: March 28, 2025

Security Bulletin ID SB2023070118
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Memory leak (CVE-ID: CVE-2023-2700)

The vulnerability allows a local user to perform DoS attack on the target system.

The vulnerability exists due memory leak within the virPCIVirtualFunction array within the parent struct's g_autoptr cleanup. A local user can repeatedly query an SR-IOV PCI device's capabilities to cause memory leak and perform denial of service attack.


2) Out-of-bounds read (CVE-ID: CVE-2023-1018)

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

The vulnerability exists due to a boundary condition in the CryptParameterDecryption routine. A remote attacker can trigger an out-of-bounds read error and read contents of memory on the system.


Remediation

Install update from vendor's website.

References