CVE-2026-92574

Cri-o: cri-o checkpoint restore bypasses destination security context

State
Published
Severity
8.8 High
Published
Sep 21, 2026
Updated
Oct 30, 2026
Reserved
Sep 16, 2026

Read the record on cve.org

Description

A vulnerability in CRI-O checkpoint restore allows a user who can create a pod from a malicious checkpointed container to bypass the destination Kubernetes security context. The restored process may retain credentials, Linux capabilities, no_new_privs, and seccomp state from the checkpoint instead of enforcing the destination configuration. This can allow execution with elevated privileges across the container security boundary. Affected upstream supported versions are CRI-O 1.34 and later. Downstream Red Hat products are affected from OCP 4.17 onward. Fixes have been applied to supported branches but are not yet released. Exploitation requires permission to create a pod from a malicious checkpoint image and checkpoint restore functionality to be available.

Scores

CVSSScoreVectorSource
3.18.8 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:Hredhat

Weaknesses

  • CWE-250 Execution with Unnecessary Privileges

Affected Products

ProductVersions
cri-o
  • 1.34.0 to before 1.34.14Affected
  • 1.35.0 to before 1.35.9Affected
  • 1.36.0 to before 1.36.6Affected
Confidential Compute AttestationRed Hat
    Red Hat Enterprise Linux 8Red Hat
      Red Hat Enterprise Linux 8Red Hat
        Red Hat Enterprise Linux 9Red Hat
          Red Hat OpenShift Container Platform 4Red Hat
            Red Hat OpenShift Container Platform 4Red Hat
              Red Hat OpenShift Container Platform 4Red Hat
                Red Hat OpenShift Container Platform 4Red Hat
                  Red Hat OpenShift Container Platform 4Red Hat
                    Red Hat OpenShift Container Platform 4Red Hat
                      Red Hat OpenShift Container Platform 4Red Hat
                        Red Hat OpenShift Container Platform 4Red Hat
                          Red Hat OpenShift Container Platform 4Red Hat
                            Red Hat OpenShift Container Platform 4Red Hat
                              Red Hat OpenShift Container Platform 5Red Hat
                                Red Hat OpenShift Container Platform 5Red Hat
                                  Red Hat OpenShift Container Platform 5Red Hat
                                    Red Hat OpenShift Container Platform 5Red Hat
                                      Red Hat OpenShift Container Platform 5Red Hat
                                        Red Hat OpenShift Container Platform 5Red Hat

                                          References

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