Improper input validation in MySQL Server - CVE-2022-21556

Vulnerability identifier: #VU65504

CSH Severity: Medium

CVSS v4: 7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-21556

CWE-ID: CWE-20

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote privileged user to damange or delete data.

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 damange or delete data.

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

Install updates from vendor's website.

MySQL Server - update to 8.0.29
rh-mysql80-mysql (Red Hat package) - update to 8.0.30-1.el7
mysql (Red Hat package) - update to 8.0.30-3.el9_0
mysql - update to 8.0.38-1
mysql-common - update to 8.0.38-1
mysql-config - update to 8.0.38-1
mysql-debuginfo - update to 8.0.38-1
mysql-debugsource - update to 8.0.38-1
mysql-devel - update to 8.0.38-1
mysql-errmsg - update to 8.0.38-1
mysql-help - update to 8.0.38-1
mysql-libs - update to 8.0.38-1
mysql-server - update to 8.0.38-1
mysql-test - update to 8.0.38-1

• https://www.oracle.com/security-alerts/cpujul2022.html

• Multiple vulnerabilities in MySQL Server
• Red Hat Software Collections update for rh-mysql80-mysql
• Red Hat Enterprise Linux 9 update for mysql
• Multiple vulnerabilities in Oracle Linux
• IBM Security Guardium update for MySQL
• openEuler 20.03 LTS SP4 update for mysql