Use-after-free in Vim - CVE-2022-2889

 

Use-after-free in Vim - CVE-2022-2889

Published: August 21, 2022


Vulnerability identifier: #VU66669
CSH Severity: High
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-2889
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error within the find_var_also_in_script() function in evalvars.c. A remote attacker can trick the victim to open a specially crafted file, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


Affected software

Vim
Amazon Linux AMI
Gentoo Linux
SUSE CaaS Platform
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Linux Enterprise Micro
openSUSE Leap Micro
SUSE Enterprise Storage
SUSE Linux Enterprise Storage
SUSE OpenStack Cloud Crowbar
SUSE OpenStack Cloud
Oracle Solaris
SUSE Linux Enterprise Server
SUSE Linux Enterprise Server for SAP
Ubuntu
Slackware Linux
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Desktop
SUSE Linux Enterprise Module for Basesystem
SUSE Linux Enterprise Module for Desktop Applications
SUSE Linux Enterprise Server for SAP Applications
openSUSE Leap
Fedora
VMware Tanzu Application Service for VMs
Isolation Segment
IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data
Dell Secure Connect Gateway
Dell EMC PowerProtect Data Protection
Dell Data Protection Central
EMC Cloud Tiering Appliance
vim (Ubuntu package)
vim-runtime (Ubuntu package)
xxd (Ubuntu package)
vim-tiny (Ubuntu package)
vim-athena (Ubuntu package)
vim-gtk (Ubuntu package)
vim-nox (Ubuntu package)
vim-gtk3 (Ubuntu package)
vim-gvim
vim
vim-data
vim-debuginfo
vim-debugsource
vim-small
vim-small-debuginfo
vim-data-common
gvim
gvim-debuginfo
app-editors/vim-core
app-editors/gvim
app-editors/vim
VMware Tanzu Operations Manager
Dell EMC Storage Monitoring and Reporting (SMR)
EMC ViPR SRM
Dell EMC VxRail Appliance

How to mitigate CVE-2022-2889

Install updates from vendor's website.

Vim - update to 9.0.0225
vim (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 2:8.1.2269-1ubuntu5.17, 2:8.2.3995-1ubuntu2.11
vim-runtime (Ubuntu package) - update to Ubuntu Pro
xxd (Ubuntu package) - addressed in versions Ubuntu Pro, 2:8.1.2269-1ubuntu5.17, 2:8.2.3995-1ubuntu2.11
vim-tiny (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 2:8.1.2269-1ubuntu5.17, 2:8.2.3995-1ubuntu2.11
vim-athena (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 2:8.1.2269-1ubuntu5.17, 2:8.2.3995-1ubuntu2.11
vim-gtk (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 2:8.1.2269-1ubuntu5.17, 2:8.2.3995-1ubuntu2.11
vim-nox (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 2:8.1.2269-1ubuntu5.17, 2:8.2.3995-1ubuntu2.11
vim-gtk3 (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 2:8.1.2269-1ubuntu5.17, 2:8.2.3995-1ubuntu2.11
VMware Tanzu Operations Manager - update to 3.0.15
Dell EMC Storage Monitoring and Reporting (SMR) - update to 4.9.0.0
EMC ViPR SRM - update to 4.9.0.0
IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data - update to 5.0.1
Dell Secure Connect Gateway - update to 5.14.00.16
Dell EMC VxRail Appliance - addressed in versions 7.0.401, 8.0.000
vim-gvim - update to 8.2.4649
vim - update to 8.2.4649
vim - update to 9.0.246-1.fc35
vim-data - addressed in versions 9.0.0313-150000.5.25.1, 9.0.0814-17.9.1
vim-debuginfo - addressed in versions 9.0.0313-150000.5.25.1, 9.0.0814-17.9.1
vim-debugsource - addressed in versions 9.0.0313-150000.5.25.1, 9.0.0814-17.9.1
vim-small - update to 9.0.0313-150000.5.25.1
vim-small-debuginfo - update to 9.0.0313-150000.5.25.1
vim-data-common - addressed in versions 9.0.0313-150000.5.25.1, 9.0.0814-17.9.1
gvim - addressed in versions 9.0.0313-150000.5.25.1, 9.0.0814-17.9.1
gvim-debuginfo - addressed in versions 9.0.0313-150000.5.25.1, 9.0.0814-17.9.1
vim - addressed in versions 9.0.0313-150000.5.25.1, 9.0.0814-17.9.1
app-editors/vim-core - update to 9.0.1157
app-editors/gvim - update to 9.0.1157
app-editors/vim - update to 9.0.1157
vim - update to 9.0.1160-1.1
EMC Cloud Tiering Appliance - update to 13.1.0.2.29

External References

Related Security Bulletins