SB2023041034 - Information disclosure in Linux kernel KVM
Published: April 10, 2023
Security Bulletin ID
SB2023041034
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) Improper Initialization (CVE-ID: CVE-2023-1513)
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to improper initialization when calling the KVM_GET_DEBUGREGS ioctl on 32-bit systems. A local user can run a specially crafted application to gain access to sensitive information.
Remediation
Install update from vendor's website.