Out-of-bounds write in libx11 - CVE-2023-3138

Vulnerability identifier: #VU77450

CSH Severity: Medium

CVSS v4: 7.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-3138

CWE-ID: CWE-787

Exploitation vector: Adjecent network

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 boundary error within src/InitExt.c in libX11. A remote attacker can send specially crafted data to the server, trigger an out-of-bounds write and perform a denial of service (DoS) attack.

libx11
Dell Data Protection Central
Dell EMC PowerProtect Data Protection
Platform Automation Toolkit
EMC ECS
Enterprise SONiC
IBM Cloud Pak for Watson AIOps
EMC Cloud Tiering Appliance
Amazon Linux AMI
Oracle Linux
Debian Linux
Gentoo Linux
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Software Development Kit 12
SUSE CaaS Platform
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Micro for Rancher
openSUSE Leap Micro
SUSE Enterprise Storage
Anolis OS
Red Hat Enterprise Linux for x86_64
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
SUSE OpenStack Cloud Crowbar
SUSE OpenStack Cloud
Red Hat Enterprise Linux Server - AUS
Oracle Solaris
SUSE Linux Enterprise Server 12 SP2 BCL
SUSE Linux Enterprise Server 12 SP4 LTSS
SUSE Linux Enterprise Server 12 SP4 ESPOS
Slackware Linux
Ubuntu
SUSE Linux Enterprise Server 15 SP1 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP3 LTSS
Basesystem Module
openSUSE Leap
openEuler
Fedora
Data Lakehouse
Migration Toolkit for Runtimes
VMware Tanzu Application Service for VMs
Isolation Segment
OpenShift Logging
Netcool Operations Insight
Red Hat OpenShift Dev Spaces
App Connect Enterprise Certified Container
Red Hat Migration Toolkit for Applications
IBM Maximo Application Suite
IBM Security Verify Governance
Migration Toolkit for Containers
VMware Tanzu Operations Manager
Juniper Secure Analytics (JSA)
Red Hat Single Sign-On
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
libx11-6 (Ubuntu package)
libX11
libX11-xcb1
libX11-devel
libX11-data
libX11-xcb1-32bit
libX11-xcb1-debuginfo-32bit
libX11-xcb1-debuginfo
libX11-6-debuginfo-32bit
libX11-debugsource
libX11-6-debuginfo
libX11-6
libX11-6-32bit
libX11-6-32bit-debuginfo
libX11-devel-32bit
libX11-xcb1-32bit-debuginfo
libX11 (Red Hat package)
libX11-help
libX11-debuginfo
libX11-common
libX11-xcb
libx11 (Debian package)
x11-libs/libX11
Dell EMC Storage Monitoring and Reporting (SMR)
EMC ViPR SRM
IBM Qradar SIEM
Dell EMC VxRail Appliance

Install updates from vendor's website.

libx11 - update to 1.8.6
Data Lakehouse - update to 1.1.0.0
Migration Toolkit for Runtimes - addressed in versions 1.2.3, 1.2.4
Migration Toolkit for Containers - addressed in versions 1.7.15, 1.8.3
VMware Tanzu Operations Manager - addressed in versions 2.7.25, 2.8.16, 2.9.12, 2.10.3
VMware Tanzu Application Service for VMs - addressed in versions 2.11.42, 2.13.24, 3.0.14, 4.0.5
Isolation Segment - addressed in versions 2.11.36, 2.13.21, 3.0.14, 4.0.5
Platform Automation Toolkit - addressed in versions 4.0.13, 4.1.13, 4.2.8, 4.3.5
OpenShift Logging - addressed in versions 5.7.10, 5.8.1
Juniper Secure Analytics (JSA) - update to 7.5.0 UP8 IF03
Red Hat Single Sign-On - update to 7.6.6
libx11-6 (Ubuntu package) - addressed in versions Ubuntu Pro, 2:1.6.9-2ubuntu1.5, 2:1.7.5-1ubuntu0.2, 2:1.8.1-2ubuntu0.2, 2:1.8.4-2ubuntu0.2
libX11 - addressed in versions 1.6.0-2.2.15, 1.7.2-3
libX11-xcb1 - addressed in versions 1.6.2-12.30.1, 1.6.5-150000.3.30.1
libX11-devel - addressed in versions 1.6.2-12.30.1, 1.6.5-150000.3.30.1
libX11-data - addressed in versions 1.6.2-12.30.1, 1.6.5-150000.3.30.1
libX11-xcb1-32bit - addressed in versions 1.6.2-12.30.1, 1.6.5-150000.3.30.1
libX11-xcb1-debuginfo-32bit - update to 1.6.2-12.30.1
libX11-xcb1-debuginfo - addressed in versions 1.6.2-12.30.1, 1.6.5-150000.3.30.1
libX11-6-debuginfo-32bit - update to 1.6.2-12.30.1
libX11-debugsource - addressed in versions 1.6.2-12.30.1, 1.6.5-150000.3.30.1
libX11-6-debuginfo - addressed in versions 1.6.2-12.30.1, 1.6.5-150000.3.30.1
libX11-6 - addressed in versions 1.6.2-12.30.1, 1.6.5-150000.3.30.1
libX11-6-32bit - addressed in versions 1.6.2-12.30.1, 1.6.5-150000.3.30.1
libX11-6-32bit-debuginfo - update to 1.6.5-150000.3.30.1
libX11-devel-32bit - update to 1.6.5-150000.3.30.1
libX11-xcb1-32bit-debuginfo - update to 1.6.5-150000.3.30.1
libX11 (Red Hat package) - addressed in versions 1.6.8-6.el8, 1.7.0-8.el9, 1.7.0-8.el9_2
libX11-help - addressed in versions 1.6.9-7, 1.7.2-6, 1.7.2-7
libX11-devel - addressed in versions 1.6.9-7, 1.7.2-6, 1.7.2-7
libX11-debuginfo - addressed in versions 1.6.9-7, 1.7.2-6, 1.7.2-7
libX11-debugsource - addressed in versions 1.6.9-7, 1.7.2-6, 1.7.2-7
libX11 - addressed in versions 1.6.9-7, 1.7.2-6, 1.7.2-7
Netcool Operations Insight - update to 1.6.12
libX11 - update to 1.7.0-8
libX11-common - update to 1.7.0-8
libX11-xcb - update to 1.7.0-8
libX11-devel - update to 1.7.0-8
libx11 (Debian package) - addressed in versions 2:1.7.2-1+deb11u1, 2:1.8.4-2+deb12u1
libX11 - update to 1.8.6
libX11 - update to 1.8.6-1.fc38
x11-libs/libX11 - update to 1.8.7
EMC ECS - update to 3.8.0.4
Red Hat OpenShift Dev Spaces - update to 3.15.0
Enterprise SONiC - update to 4.1.2
IBM Cloud Pak for Watson AIOps - update to 4.4.0
Dell EMC Storage Monitoring and Reporting (SMR) - update to 4.10.0.0
EMC ViPR SRM - update to 4.10.0.0
App Connect Enterprise Certified Container - addressed in versions 5.0.14, 11.2.0
Red Hat Migration Toolkit for Applications - update to 6.2
IBM Qradar SIEM - update to 7.5.0 Update Pack 8 IF02
Dell EMC VxRail Appliance - update to 8.0.120
IBM Maximo Application Suite - addressed in versions 8.10.18, 8.11.15, 9.0.3, 9.1.0
IBM Security Verify Governance - update to 10.0.2.0.4
EMC Cloud Tiering Appliance - addressed in versions 13.1.0.2.33, 13.2.0.2.24

• https://gitlab.freedesktop.org/xorg/lib/libx11/-/commit/304a654a0d57bf0f00d8998185f0360332cfa36c
• https://www.openwall.com/lists/oss-security/2023/06/15/2

• Denial of service in libx11
• Ubuntu update for libx11
• Slackware Linux update for libX11
• SUSE update for libX11
• Ubuntu update for libx11
• Debian update for libx11
• SUSE update for libX11
• Amazon Linux AMI update for libX11
• VMware Tanzu products update for libx11
• VMware Tanzu products update for libx11
• Fedora 38 update for libX11
• Multiple vulnerabilities in Dell Cloud Tiering Appliance
• Multiple vulnerabilities in Dell Cloud Tiering Appliance
• Multiple vulnerabilities in Oracle Solaris third-party software
• Multiple vulnerabilities in Dell Data Protection Central
• Red Hat Enterprise Linux 9 update for libX11
• Multiple vulnerabilities in Oracle Linux
• Red Hat Enterprise Linux 8 update for libX11
• Multiple vulnerabilities in Dell EMC Enterprise SONiC
• Multiple vulnerabilities in Dell ECS
• Multiple vulnerabilities in Migration Toolkit for Runtimes 1.2
• Multiple vulnerabilities in Logging Subsystem 5.8 for Red Hat OpenShift
• Multiple vulnerabilities in Red Hat Single Sign-On 7.6
• Multiple vulnerabilities in Logging Subsystem 5.7 for Red Hat OpenShift
• Multiple vulnerabilities in Migration Toolkit for Runtimes 1.2
• Multiple vulnerabilities in IBM App Connect Enterprise Certified Container
• Multiple vulnerabilities in Red Hat Migration Toolkit for Applications
• openEuler 20.03 LTS SP1 update for libX11
• openEuler 20.03 LTS SP3 update for libX11
• openEuler 22.03 LTS update for libX11
• openEuler 22.03 LTS SP1 update for libX11
• Red Hat Enterprise Linux 9.2 Extended Update Support update for libX11
• Red Hat Enterprise Linux 8.8 Extended Update Support update for libX11
• Multiple vulnerabilities in IBM Cloud Pak for AIOps
• Multiple vulnerabilities in Netcool Operations Insight
• Multiple vulnerabilities in Red Hat Migration Toolkit for Containers (MTC) 1.8
• Multiple vulnerabilities in Red Hat Migration Toolkit for Containers (MTC) 1.7
• Multiple vulnerabilities in IBM QRadar SIEM
• Multiple vulnerabilities in Dell EMC VxRail Appliance
• Multiple vulnerabilities in Juniper Secure Analytics (JSA)
• Gentoo update for X.Org X11 library
• Multiple vulnerabilities in Red Hat OpenShift Dev Spaces
• Multiple vulnerabilities in Dell Data Lakehouse System Software
• Multiple vulnerabilities in IBM Security Verify Governance - Identity Manager
• Multiple vulnerabilities in IBM Maximo Application Suite
• Amazon Linux AMI update for libX11
• Anolis OS update for libX11
• Multiple vulnerabilities in Dell EMC SRM and Dell EMC Storage Monitoring and Reporting (SMR)