SB2023121240 - Information disclososure in Xen on arm32
Published: December 12, 2023
Security Bulletin ID
SB2023121240
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Resource management error (CVE-ID: CVE-2023-46837)
The vulnerability allows a malicious guest to gain access to sensitive information.
The vulnerability exists due to improper management of internal resources on arm32 processors caused by improper invalidation of cache. A malicious guest can read sensitive data from memory of another guest.
Remediation
Install update from vendor's website.