containerd 2.2.7 → 2.2.8
1 release · 0 breaking changes · 2 security fixes · 2 advisories fixed
2security0breaking0deprecated4feature0fix
Vulnerabilities fixed by this upgrade
- medium CVE-2026-95838 Unpack DoS via repeated opaque whiteouts
- medium CVE-2026-53495 containerd CRI plugin: Unbounded I/O draining in ExecSync causes node-level denial of service
Breaking changes
None in the release notes.
Security changes
- security CVE-2026-53495 in 2.2.8
- security GHSA-rp3h-jf77-q9p4 in 2.2.8
Every release in between
securityCVE-2026-53495
securityGHSA-rp3h-jf77-q9p4
featureApply hardening to strip sensitive authentication headers when fetching descriptor URLs ()
featureSet SystemTemp environment variable on Windows so temp directory overrides work for SYSTEM services ()
featureFix user and group lookup failures in container rootfs containing symlinked /etc/passwd or /etc/group ()
featureFix EROFS snapshot creation failure caused by concurrent snapshot removal ()
other4864b1814 Prepare release notes for v2.2.8
other3458b7fd3 Merge commit from fork
other22ccf4314 cri: cancel ExecSync IO drain on context cancellation
other2bf01ce17 Merge commit from fork
other45166eb82 archive: skip redundant opaque whiteout walks
otherSet SystemTemp env var to config temp on Windows ()
other2c722ad04 Set SystemTemp env var to config temp on Windows
otherpkg/oci: resolve rootfs symlinks for user lookup ()
other196664bc0 pkg/oci: resolve rootfs symlinks for user lookup
otherdocker fetcher: strip sensitive headers on descriptor URLs ()
other6da9d9528 core/remotes/docker: normalize descriptor URL origins
other4f7851699 core/remotes/docker: strip sensitive headers on desc.urls fetch
othersnapshots/erofs: protect snapshot staging from cleanup ()
otherf7075a224 snapshots/erofs: protect snapshot staging from cleanup