CVE-2023-46103
intel-microcode: Unexpected behavior in Intel(R) Core(TM) Ultra Processors
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · May 14, 2024
Updated · November 21, 2025
Description
A flaw was found in intel-microcode. The sequence of processor instructions leads to unexpected behavior in Intel(R) Core(TM) Ultra processors that may allow an authenticated user to enable a denial of service via local access.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 4.7CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-400 · Uncontrolled Resource Consumption