Improper input validation in MySQL Server - CVE-2022-21427

Vulnerability identifier: #VU62418

CSH Severity: Medium

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

CVE-ID: CVE-2022-21427

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

Affected software:
MySQL Server
Red Hat Software Collections
SUSE CaaS Platform
SUSE Manager Proxy
SUSE Manager Retail Branch Server
SUSE Manager Server
SUSE Enterprise Storage
Anolis OS
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
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
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 Server - AUS
Oracle Linux
SUSE OpenStack Cloud
SUSE OpenStack Cloud Crowbar
SUSE Linux Enterprise Server for SAP
SUSE Linux Enterprise Server
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Module for Server Applications
SUSE Linux Enterprise Server for SAP Applications
openSUSE Leap
Ubuntu
openEuler
Fedora
RecoverPoint for Virtual Machines
Unified Security Management
rh-mysql80-mysql (Red Hat package)
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
rh-mariadb103-mariadb (Red Hat package)
SUSE Linux Enterprise Module for Packagehub Subpackages
rh-mariadb103-galera (Red Hat package)
mecab
Judy-devel
Judy
asio-devel
mecab-ipadic-EUCJP
mecab-ipadic
mysql-server-5.7 (Ubuntu package)
mysql5-test
mysql5
mysql5-common
mysql5-debuginfo
mysql5-debugsource
mysql5-devel
mysql5-embedded
mysql5-embedded-devel
mysql5-errmsg
mysql5-libs
mysql5-server
mysql-server-8.0 (Ubuntu package)
mysql-server
mysql-libs
mysql-errmsg
mysql-devel
mysql-common
mysql
mysql-test
mysql (Red Hat package)
mysql-help
mysql-debugsource
mysql-debuginfo
mysql-config
mariadb-tools-debuginfo
mariadb-tools
mariadb-galera
mariadb-debugsource
mariadb-debuginfo
mariadb-client-debuginfo
mariadb-client
mariadb
mariadb-errormessages
libmysqld19-debuginfo
libmysqld19
libmysqld-devel
mariadb-errmsg
mariadb-backup
mariadb-common
mariadb-devel
mariadb-embedded
mariadb-embedded-devel
mariadb-gssapi-server
mariadb-oqgraph-engine
mariadb-server
mariadb-server-galera
mariadb-server-utils
mariadb-test
mariadb-server (Ubuntu package)
libmariadbd19-debuginfo
libmariadbd19
libmariadbd-devel
mariadb-bench
mariadb-bench-debuginfo
mariadb-test-debuginfo
mariadb-rpm-macros
galera
IBM Security Guardium
Dell EMC Storage Monitoring and Reporting (SMR)

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

The vulnerability exists due to improper input validation within the Server: FTS component in MySQL Server. A remote privileged user can exploit this vulnerability to perform a denial of service (DoS) attack.

Install updates from vendor's website.

• https://www.oracle.com/security-alerts/cpuapr2022.html