vulnerability
Red Hat: CVE-2023-22655: kernel: local privilege escalation on Intel microcode on Intel(R) Xeon(R) (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:L/AC:M/Au:M/C:P/I:C/A:N) | Mar 14, 2024 | Nov 13, 2024 | Mar 27, 2026 |
Severity
5
CVSS
(AV:L/AC:M/Au:M/C:P/I:C/A:N)
Published
Mar 14, 2024
Added
Nov 13, 2024
Modified
Mar 27, 2026
Description
Protection mechanism failure in some 3rd and 4th Generation Intel(R) Xeon(R) Processors when using Intel(R) SGX or Intel(R) TDX may allow a privileged user to potentially enable escalation of privilege via local access.
Solution
redhat-upgrade-microcode_ctl
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.