NULL pointer dereference in Vim - CVE-2023-2609

Vulnerability identifier: #VU76671

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-2023-2609

CWE-ID: CWE-476

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error within the get_register() function in register.c. A remote attacker can trick the victim to open a specially crafted file and crash the application.

Vim
Amazon Linux AMI
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Server for SAP Applications 12
SUSE CaaS Platform
SUSE Manager Proxy
SUSE Manager Server
SUSE Manager Retail Branch Server
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Micro for Rancher
openSUSE Leap Micro
SUSE Enterprise Storage
macOS
SUSE Linux Enterprise Server 12 SP2 BCL
Ubuntu
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS
SUSE Linux Enterprise Server 15 SP1 LTSS
SUSE Linux Enterprise Server 15 SP2 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP3 LTSS
Basesystem Module
Desktop Applications Module
openSUSE Leap
openEuler
Fedora
VMware Tanzu Application Service for VMs
Isolation Segment
IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data
vim (Ubuntu package)
vim-tiny (Ubuntu package)
vim-minimal
vim-debugsource
vim-X11
vim-debuginfo
vim-common
vim-filesystem
vim-enhanced
vim
vim-data
vim-data-common
gvim
gvim-debuginfo
vim-small-debuginfo
vim-small
ObjectScale
VMware Tanzu Operations Manager
RecoverPoint for VMs
Dell EMC VxRail Appliance
Dell EMC NetWorker vProxy

Install updates from vendor's website.

Vim - update to 9.0.1531
macOS - addressed in versions 11.7.9 20G1426, 12.6.8 21G725, 13.5 22G74
vim (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 2:8.1.2269-1ubuntu5.15, 2:8.2.3995-1ubuntu2.8, 2:9.0.0242-1ubuntu1.4, 2:9.0.1000-4ubuntu3.1
vim-tiny (Ubuntu package) - addressed in versions Ubuntu Pro (Infra-only), 2:8.1.2269-1ubuntu5.15, 2:8.2.3995-1ubuntu2.8, 2:9.0.0242-1ubuntu1.4, 2:9.0.1000-4ubuntu3.1
ObjectScale - update to 1.4.0
VMware Tanzu Operations Manager - addressed in versions 2.10.59, 3.0.12
IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data - update to 5.0.1
RecoverPoint for VMs - update to 6.0.SP1.P1
Dell EMC VxRail Appliance - update to 8.0.120
vim-minimal - update to 9.0-14
vim-debugsource - update to 9.0-14
vim-X11 - update to 9.0-14
vim-debuginfo - update to 9.0-14
vim-common - update to 9.0-14
vim-filesystem - update to 9.0-14
vim-enhanced - update to 9.0-14
vim - update to 9.0-14
vim - update to 9.0.1562-1.fc37
vim-data - addressed in versions 9.0.1572-17.18.1, 9.0.1572-150000.5.46.1, 9.0.1632-150500.20.3.1
vim-data-common - addressed in versions 9.0.1572-17.18.1, 9.0.1572-150000.5.46.1, 9.0.1632-150500.20.3.1
gvim - addressed in versions 9.0.1572-17.18.1, 9.0.1572-150000.5.46.1, 9.0.1632-150500.20.3.1
vim-debugsource - addressed in versions 9.0.1572-17.18.1, 9.0.1572-150000.5.46.1, 9.0.1632-150500.20.3.1
vim-debuginfo - addressed in versions 9.0.1572-17.18.1, 9.0.1572-150000.5.46.1, 9.0.1632-150500.20.3.1
vim - addressed in versions 9.0.1572-17.18.1, 9.0.1572-150000.5.46.1, 9.0.1632-150500.20.3.1
gvim-debuginfo - addressed in versions 9.0.1572-17.18.1, 9.0.1572-150000.5.46.1, 9.0.1632-150500.20.3.1
vim-small-debuginfo - addressed in versions 9.0.1572-150000.5.46.1, 9.0.1632-150500.20.3.1
vim-small - addressed in versions 9.0.1572-150000.5.46.1, 9.0.1632-150500.20.3.1
vim - addressed in versions 9.0.1587-1.79, 9.0.1592-1
Dell EMC NetWorker vProxy - addressed in versions 19.9.0.4, 19.10

• https://github.com/vim/vim/commit/d1ae8366aff286d41e7f5bc513cc0a1af5130aad
• https://huntr.dev/bounties/1679be5a-565f-4a44-a430-836412a0b622
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PCLJN4QINITA3ZASKLEJ64C5TFNKELMO/

• NULL pointer dereference in Vim
• Amazon Linux AMI update for vim
• Ubuntu update for vim
• VMware Tanzu products update for Vim
• SUSE update for vim
• Fedora 37 update for vim
• SUSE update for vim
• SUSE update for vim
• Multiple vulnerabilities in Apple macOS Big Sur
• Multiple vulnerabilities in Apple macOS Monterey
• Multiple vulnerabilities in Apple macOS Ventura
• Dell EMC NetWorker vProxy update for third-party components
• openEuler update for vim
• Multiple vulnerabilities in Dell EMC VxRail Appliance
• Multiple vulnerabilities in Dell ObjectScale
• Multiple vulnerabilities in IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data
• Multiple vulnerabilities in Dell RecoverPoint for Virtual Machines
• Amazon Linux AMI update for vim