🛡️ CVE-2022-41804 on Ubuntu — intel-microcode

⚪ Unknown ✅ No Known Exploit OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

Unauthorized error injection in Intel(R) SGX or Intel(R) TDX for some Intel(R) Xeon(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

Distribution advisory

This page covers CVE-2022-41804 as tracked by Ubuntu, for the package intel-microcode. The fix is available in version 3.20230808.1; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached with local access to the system, attack complexity is high, an attacker needs administrative privileges on the target. A user must be tricked into taking some action. The scope is changed, meaning a successful attack can affect components beyond the vulnerable one. Rated impact: confidentiality low, integrity high, availability high.

Weakness class

UBUNTU-CVE-2022-41804 is classified as CWE-1334: Unauthorized Error Injection Can Degrade Hardware Redundancy. An unauthorized agent can inject errors into a redundant block to deprive the system of redundancy or put the system in a degraded operating mode.

Affected software

UBUNTU-CVE-2022-41804 is recorded against 1 package.

  • intel-microcode (fixed in 3.20230808.1)

Timeline and source

Published on 8 August 2023 and last revised on 4 February 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

ubuntu.com (Report)
www.intel.com (Report)
ubuntu.com (Advisory)
www.cve.org (Report)

CVE-2022-41804 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity Unknown
CVSS Score N/A
CVSS Vector CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:L/I:H/A:H
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2023-08-08
Updated 2026-08-12
Modified 2026-02-04
Fix URL N/A

Affected Packages

Software From version Fixed in
intel-microcode — 3.20230808.1

Site Security Check

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