SB2023031648 - Local information disclosure in Linux kernel cpu_entry_area
Published: March 16, 2023 Updated: May 21, 2025
Security Bulletin ID
SB2023031648
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) Memory leak (CVE-ID: CVE-2023-0597)
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to memory leak within the Linux kernel cpu_entry_area mapping of X86 CPU data. A local user can gain access to sensitive information.
Remediation
Install update from vendor's website.