CVE-2021-4019

Publication date 1 December 2021

Last updated 21 August 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.8 · High

Score breakdown

vim is vulnerable to Heap-based Buffer Overflow

Read the notes from the security team

Status

Package Ubuntu Release Status
vim 24.10 oracular
Not affected
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
Fixed 2:8.2.2434-3ubuntu3.2
21.04 hirsute Ignored end of life
20.04 LTS focal
Fixed 2:8.1.2269-1ubuntu5.6
18.04 LTS bionic
Fixed 2:8.0.1453-1ubuntu1.8
16.04 LTS xenial
14.04 LTS trusty

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Notes

rayveldkamp

in focal and earlier vulnerable function from src/help.c is in src/ex_cmds.c.

Patch details

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

Package Patch details
vim

Severity score breakdown

Parameter Value
Base score 7.8 · High
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

Other references