SB2022101335 - Security restrictions bypass in Red Hat OpenShift Container Platform 4.8
Published: October 13, 2022
Security Bulletin ID
SB2022101335
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Incorrect permission assignment for critical resource (CVE-ID: CVE-2022-0532)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to incorrect sysctls validation in CRI-O. The sysctls from the list of "safe" sysctls specified for the cluster will be applied to the host if an attacker is able to create a pod with a hostIPC and hostNetwork kernel namespace.
Remediation
Install update from vendor's website.