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Red Hat OpenShift: CVE-2022-0532: cri-o: pod with access to 'hostIPC' and 'hostNetwork' kernel namespace allows sysctl from the list of safe sysctls to be applied to the host

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Red Hat OpenShift: CVE-2022-0532: cri-o: pod with access to 'hostIPC' and 'hostNetwork' kernel namespace allows sysctl from the list of safe sysctls to be applied to the host

Severity
5
CVSS
(AV:N/AC:M/Au:S/C:P/I:N/A:P)
Published
02/09/2022
Created
03/12/2022
Added
03/11/2022
Modified
11/29/2023

Description

An incorrect sysctls validation vulnerability was found in CRI-O 1.18 and earlier. 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.

Solution(s)

  • linuxrpm-upgrade-cri-o

References

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