Out-of-bounds read in Vim - CVE-2022-2816

Vulnerability identifier: #VU66626

CSH Severity: Low

CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-2816

CWE-ID: CWE-125

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a boundary condition within the check_vim9_unlet() function in vim9cmds.c. A remote attacker can create a specially crafted file, trick the victim into opening it, trigger out-of-bounds read error and read contents of memory on the system.

Vim
Amazon Linux AMI
Gentoo Linux
SUSE CaaS Platform
SUSE Manager Proxy
SUSE Manager Server
SUSE Manager Retail Branch 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 Server for SAP Applications
SUSE Linux Enterprise Module for Desktop Applications
SUSE Linux Enterprise Module for Basesystem
openSUSE Leap
Fedora
VMware Tanzu Application Service for VMs
Isolation Segment
Dell Secure Connect Gateway
Dell EMC PowerProtect Data Protection
Dell Data Protection Central
EMC Cloud Tiering Appliance
vim (Ubuntu package)
vim-gtk (Ubuntu package)
vim-athena (Ubuntu package)
vim-gtk3 (Ubuntu package)
vim-nox (Ubuntu package)
vim-tiny (Ubuntu package)
xxd (Ubuntu package)
vim-runtime (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
EMC ViPR SRM
Dell EMC Storage Monitoring and Reporting (SMR)
Dell EMC VxRail Appliance

Install updates from vendor's website.

Vim - update to 9.0.0211
vim (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-athena (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
vim-nox (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 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
xxd (Ubuntu package) - addressed in versions Ubuntu Pro, 2:8.1.2269-1ubuntu5.17, 2:8.2.3995-1ubuntu2.11
vim-runtime (Ubuntu package) - update to Ubuntu Pro
VMware Tanzu Operations Manager - update to 3.0.15
EMC ViPR SRM - update to 4.9.0.0
Dell EMC Storage Monitoring and Reporting (SMR) - update to 4.9.0.0
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 9.0.213-1.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
vim - addressed in versions 9.0.475-1.1, 9.0.1160-1.1
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
EMC Cloud Tiering Appliance - update to 13.1.0.2.29

• https://github.com/vim/vim/commit/dbdd16b62560413abcc3c8e893cc3010ccf31666
• https://huntr.dev/bounties/e2a83037-fcf9-4218-b2b9-b7507dacde58

• Multiple vulnerabilities in Vim
• Slackware Linux update for vim
• SUSE update for vim
• Amazon Linux AMI update for vim
• Multiple vulnerabilities in Dell VxRail
• SUSE update for vim
• Multiple vulnerabilities in Dell VxRail Appliance components
• Multiple vulnerabilities in Dell Secure Connect Gateway
• Multiple vulnerabilities in Dell Cloud Tiering Appliance
• Multiple vulnerabilities in Oracle Solaris
• Gentoo update for Vim, gVim
• Multiple vulnerabilities in Dell EMC SRM and Dell EMC Storage Monitoring and Reporting (SMR)
• Multiple vulnerabilities in Dell Data Protection Central
• Ubuntu update for vim
• VMware Tanzu products update for Vim
• Amazon Linux AMI update for vim
• Fedora 35 update for vim