SB2025070186 - Red Hat Enterprise Linux 8 update for microcode_ctl
Published: July 1, 2025
Security Bulletin ID
SB2025070186
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Resource management error (CVE-ID: CVE-2024-28956)
CWE-ID: CWE-399 - Resource Management Errors
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:U/U:Amber
The vulnerability allows a malicious guest to escalate privileges on the system.
The vulnerability exists due to an error in the hardware support for prediction-domain isolation dubbed "Indirect Target Selection". A malicious guest can infer the contents of arbitrary host memory, including memory assigned to other guests.
Remediation
Install update from vendor's website.