CVE-2021-38577

Publication date 3 March 2022

Last updated 4 August 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

9.8 · Critical

Score breakdown

Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. Reason: This CVE has been rejected as it was incorrectly assigned. All references and descriptions in this candidate have been removed to prevent accidental usage.

Read the notes from the security team

Status

Package Ubuntu Release Status
edk2 23.04 lunar
Not affected
22.10 kinetic
Not affected
22.04 LTS jammy
Not affected
21.10 impish Ignored end of life
20.04 LTS focal
Not affected
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty Ignored end of standard support

Notes

mdeslaur

as of 2022-11-18, upstream bug is private ultimately, this CVE was rejected

Severity score breakdown

Parameter Value
Base score 9.8 · Critical
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H