SB2022061636 - SUSE update for xen 



SB2022061636 - SUSE update for xen

Published: June 16, 2022

Security Bulletin ID SB2022061636
Severity
High
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Race condition (CVE-ID: CVE-2022-26362)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to race condition in typeref acquisition Xen. A remote attacker can execute arbitrary code on the target system.


2) Buffer overflow (CVE-ID: CVE-2022-26363)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insufficient care with non-coherent mappings. A remote attacker can pass a specially crafted data and trigger memory corruption and execute arbitrary code on the target system.


3) Buffer overflow (CVE-ID: CVE-2022-26364)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insufficient care with non-coherent mappings. A remote attacker can pass a specially crafted data and trigger memory corruption and execute arbitrary code on the target system.


Remediation

Install update from vendor's website.