CVE-2022-41804

Publication date 8 August 2023

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

6.7 · Medium

Score breakdown

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.

From the Ubuntu Security Team

It was discovered that some Intel(R) Xeon(R) Processors did not properly restrict error injection for Intel(R) SGX or Intel(R) TDX. A local privileged user could use this to further escalate their privileges.

Status

Package Ubuntu Release Status
intel-microcode 24.10 oracular
Fixed 3.20230808.1
24.04 LTS noble
Fixed 3.20230808.1
23.10 mantic
Fixed 3.20230808.1
23.04 lunar
Fixed 3.20230808.0ubuntu1
22.04 LTS jammy
Fixed 3.20230808.0ubuntu0.22.04.1
20.04 LTS focal
Fixed 3.20230808.0ubuntu0.20.04.1
18.04 LTS bionic
16.04 LTS xenial
14.04 LTS trusty Ignored end of ESM support, was needs-triage

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Severity score breakdown

Parameter Value
Base score 6.7 · Medium
Attack vector Local
Attack complexity Low
Privileges required High
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-6286-1
    • Intel Microcode vulnerabilities
    • 14 August 2023

Other references