Improper input validation in MySQL Server - CVE-2022-21414

Vulnerability identifier: #VU62420

CSH Severity: Medium

CVSS v4: 6.9 [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]

CVE-ID: CVE-2022-21414

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

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: Optimizer component in MySQL Server. A remote privileged user can exploit this vulnerability to perform a denial of service (DoS) attack.

MySQL Server
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 for Power, little endian - Extended Update Support
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Oracle Linux
Ubuntu
openEuler
Fedora
rh-mysql80-mysql (Red Hat package)
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
mecab
mecab-ipadic-EUCJP
mecab-ipadic
mysql-server-5.7 (Ubuntu package)
mysql-server-8.0 (Ubuntu package)
mysql-test
mysql-server
mysql-libs
mysql-errmsg
mysql-devel
mysql-common
mysql
mysql (Red Hat package)
mysql-help
mysql-debugsource
mysql-debuginfo
mysql-config
IBM Security Guardium

Install updates from vendor's website.

rh-mysql80-mysql (Red Hat package) - update to 8.0.30-1.el7
mecab - update to 0.996-2
mecab-ipadic-EUCJP - update to 2.7.0.20070801-16.0.1
mecab-ipadic - update to 2.7.0.20070801-16.0.1
mysql-server-5.7 (Ubuntu package) - update to 5.7.38-0ubuntu0.18.04.1
mysql-server-8.0 (Ubuntu package) - addressed in versions 8.0.29-0ubuntu0.20.04.2, 8.0.29-0ubuntu0.21.10.1, 8.0.29-0ubuntu0.22.04.1
mysql-test - update to 8.0.30-1.0.1
mysql-server - update to 8.0.30-1.0.1
mysql-libs - update to 8.0.30-1.0.1
mysql-errmsg - update to 8.0.30-1.0.1
mysql-devel - update to 8.0.30-1.0.1
mysql-common - update to 8.0.30-1.0.1
mysql - update to 8.0.30-1.0.1
mysql (Red Hat package) - update to 8.0.30-3.el9_0
mysql-server - update to 8.0.38-1
mysql-test - update to 8.0.38-1
mysql-libs - update to 8.0.38-1
mysql-help - update to 8.0.38-1
mysql-errmsg - update to 8.0.38-1
mysql-devel - update to 8.0.38-1
mysql-debugsource - update to 8.0.38-1
mysql-debuginfo - update to 8.0.38-1
mysql-config - update to 8.0.38-1
mysql-common - update to 8.0.38-1
mysql - update to 8.0.38-1
mysql - addressed in versions 8.0-3520220810164614.f27b74a8, 8.0-3620220810164614.5e5ad4a0

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

• Multiple vulnerabilities in MySQL Server
• Ubuntu update for mysql-5.7
• Multiple vulnerabilities in IBM Security Guardium
• Red Hat Software Collections update for rh-mysql80-mysql
• Red Hat Enterprise Linux 9 update for mysql
• Multiple vulnerabilities in Oracle Linux
• Red Hat Enterprise Linux 8 update for the mysql:8.0 module
• openEuler 20.03 LTS SP4 update for mysql
• Fedora 36 Modular update for mysql
• Fedora 35 Modular update for mysql
• Anolis OS update for mysql:8.0 module