Buffer Over-read in Oniguruma - CVE-2019-19203

Vulnerability identifier: #VU22932

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2019-19203

CWE-ID: CWE-126

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 in the "gb18030_mbc_enc_len" function in "gb18030.c" file due to the UChar pointer is dereferenced without checking if it passed the end of the matched string. A remote attacker can cause a denial of service condition on the target system.

Oniguruma
Red Hat Software Collections
Migration Toolkit for Containers
Cloud Pak for Network Automation
PowerStore T
DB2 Warehouse on Cloud Pak for Data
DB2 on Cloud Pak for Data
Robotic Process Automation for Cloud Pak
Red Hat Advanced Cluster Security for Kubernetes
IBM Cloud Transformation Advisor
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
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
Anolis OS
Red Hat CodeReady Linux Builder for IBM z Systems
Red Hat CodeReady Linux Builder for Power, little endian
Red Hat CodeReady Linux Builder for x86_64
Red Hat CodeReady Linux Builder for ARM 64
Red Hat Enterprise Linux Server - AUS
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 Server - TUS
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat CodeReady Linux Builder for x86_64 - Extended Update Support
Red Hat CodeReady Linux Builder for Power, little endian - Extended Update Support
SUSE Linux Enterprise Server for SAP
SUSE Linux Enterprise Server
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Desktop
SUSE Linux Enterprise Module for Basesystem
SUSE Linux Enterprise Server for SAP Applications
openSUSE Leap
Fedora
Juniper Secure Analytics (JSA)
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
libonig4
libonig4-debuginfo
oniguruma-debugsource
oniguruma-devel
oniguruma (Red Hat package)
oniguruma
oniguruma-doc
rh-php73-php (Red Hat package)
Red Hat OpenShift GitOps
Dell EMC VxRail Appliance
IBM Qradar SIEM

Install updates from vendor's website.

Oniguruma - update to 6.9.4 rc2
Migration Toolkit for Containers - addressed in versions 1.7.15, 1.8.3
Cloud Pak for Network Automation - update to 2.7.2
Red Hat Advanced Cluster Security for Kubernetes - addressed in versions 4.3.5, 4.4.0
Juniper Secure Analytics (JSA) - update to 7.5.0 UP8 IF03
Red Hat OpenShift GitOps - addressed in versions 1.10.0, 1.11
PowerStore T - update to 3.5.0.1-2083289
IBM Cloud Transformation Advisor - update to 3.10.0
DB2 Warehouse on Cloud Pak for Data - update to 4.8.5
DB2 on Cloud Pak for Data - update to 4.8.5
libonig4 - update to 6.7.0-150000.3.3.1
libonig4-debuginfo - update to 6.7.0-150000.3.3.1
oniguruma-debugsource - update to 6.7.0-150000.3.3.1
oniguruma-devel - update to 6.7.0-150000.3.3.1
oniguruma (Red Hat package) - addressed in versions 6.8.2-2.1.el8_6, 6.8.2-2.1.el8_8, 6.8.2-2.1.el8_9
oniguruma - update to 6.8.2-3.0.1
oniguruma-devel - update to 6.8.2-3.0.1
oniguruma-doc - update to 6.8.2-3.0.1
oniguruma - addressed in versions 6.9.2-4.fc30, 6.9.4-1.fc31
Dell EMC VxRail Appliance - addressed in versions 7.0.401, 8.0.000
rh-php73-php (Red Hat package) - update to 7.3.20-1.el7
IBM Qradar SIEM - update to 7.5.0 Update Pack 8 IF01
Robotic Process Automation for Cloud Pak - update to 21.0.6

• https://github.com/kkos/oniguruma/issues/163
• https://github.com/kkos/oniguruma/releases/tag/v6.9.4_rc2

• Multiple vulnerabilities in Oniguruma
• Red Hat Software Collections 1 for RHEL 7.7 update for rh-php73-php
• SUSE update for oniguruma
• Multiple vulnerabilities in Dell VxRail
• Multiple vulnerabilities in Dell VxRail Appliance components
• Multiple vulnerabilities in IBM Robotic Process Automation for Cloud Pak
• Multiple vulnerabilities in Dell PowerStore Family
• Red Hat Enterprise Linux 8.6 Extended Update Support update for oniguruma
• Red Hat Enterprise Linux 8.8 Extended Update Support update for oniguruma
• Red Hat Enterprise Linux 8 update for oniguruma
• Multiple vulnerabilities in Red Hat OpenShift GitOps
• Multiple vulnerabilities in Red Hat OpenShift GitOps
• Multiple vulnerabilities in Red Hat Advanced Cluster Security for Kubernetes 4.3
• Multiple vulnerabilities in Red Hat Advanced Cluster Security for Kubernetes 4.4
• Multiple vulnerabilities in IBM QRadar SIEM
• 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 Cloud Pak for Network Automation
• Multiple vulnerabilities in IBM Db2 on Cloud Pak for Data, and Db2 Warehouse on Cloud Pak for Data
• Multiple vulnerabilities in Juniper Secure Analytics (JSA)
• Multiple vulnerabilities in IBM Cloud Transformation Advisor
• Anolis OS update for oniguruma
• Red Hat Enterprise Linux 8 update for the php:7.3 module
• Fedora 30 update for oniguruma
• Fedora 31 update for oniguruma