CRI-O v1.33.1

CRI-O v1.33.1

The release notes have been generated for the commit range v1.33.0…c318bad on Fri, 27 Jun 2025 15:30:21 UTC.

Downloads

Download one of our static release bundles via our Google Cloud Bucket:

To verify the artifact signatures via cosign, run:

> export COSIGN_EXPERIMENTAL=1
> cosign verify-blob cri-o.amd64.c318badf6007fe4e440664f6993c21835be86d7b.tar.gz \
    --certificate-identity https://github.com/cri-o/cri-o/.github/workflows/test.yml@refs/tags/c318badf6007fe4e440664f6993c21835be86d7b \
    --certificate-oidc-issuer https://token.actions.githubusercontent.com \
    --certificate-github-workflow-repository cri-o/cri-o \
    --certificate-github-workflow-ref refs/tags/c318badf6007fe4e440664f6993c21835be86d7b \
    --signature cri-o.amd64.c318badf6007fe4e440664f6993c21835be86d7b.tar.gz.sig \
    --certificate cri-o.amd64.c318badf6007fe4e440664f6993c21835be86d7b.tar.gz.cert

To verify the bill of materials (SBOM) in SPDX format using the bom tool, run:

> tar xfz cri-o.amd64.c318badf6007fe4e440664f6993c21835be86d7b.tar.gz
> bom validate -e cri-o.amd64.c318badf6007fe4e440664f6993c21835be86d7b.tar.gz.spdx -d cri-o

Changelog since v1.33.0

Changes by Kind

Uncategorized

Fix a bug where CRI-O did not respect cases where the kubelet instructed it to unmask /proc for containers (#9288, @openshift-cherrypick-robot)
Fix a potential deadlock when an infra container is taking a long time to exit and the sandbox’s readiness is blocked on the infra container’s opLock (#9214, @openshift-cherrypick-robot)
Fixes a crash introduced in 1.33.0 when cleaning up a pod that uses HostPorts on a system that has either just iptables (but not nftables) or just nftables (but not iptables). (#9241, @openshift-cherrypick-robot)

Dependencies

Added

Nothing has changed.

Changed

Nothing has changed.

Removed

Nothing has changed.