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CVE-2023-2426

Publication date 29 April 2023

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

Use of Out-of-range Pointer Offset in GitHub repository vim/vim prior to 9.0.1499.

Read the notes from the security team

Status

Package Ubuntu Release Status
vim 23.04 lunar
Fixed 2:9.0.1000-4ubuntu3.1
22.10 kinetic
Fixed 2:9.0.0242-1ubuntu1.4
22.04 LTS jammy
Fixed 2:8.2.3995-1ubuntu2.8
20.04 LTS focal
Not affected
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty
Not affected

Notes

rodrigo-zaiden

issue was likely introduced around versions 8.2.1665 (commit 635414dd) and 8.2.2813 (commit bb01a1ef), that is, affects Ubuntu versions starting from jammy. PoC easily reproduces on affected versions.

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