CVE-2021-28211

Publication date 16 March 2021

Last updated 10 October 2024


Ubuntu priority

Cvss 3 Severity Score

6.7 · Medium

Score breakdown

A heap overflow in LzmaUefiDecompressGetInfo function in EDK II.

Status

Package Ubuntu Release Status
edk2 24.04 LTS noble
Not affected
23.10 mantic
Not affected
23.04 lunar
Not affected
22.10 kinetic
Not affected
22.04 LTS jammy
Not affected
21.10 impish
Not affected
21.04 hirsute
Not affected
20.10 groovy
Fixed 2020.05-5ubuntu0.2
20.04 LTS focal
Fixed 0~20191122.bd85bf54-2ubuntu3.2
18.04 LTS bionic
16.04 LTS xenial
14.04 LTS trusty Not in release

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Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
edk2

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)

Other references