{"id":"CVE-2026-62146","state":"PUBLISHED","title":"Cri-o: cri-o: sandbox state poisoning via pod annotations may expose runtime socket","description":"A trust-boundary flaw in CRI-O's sandbox state persistence allows attacker-influenced pod metadata to overwrite CRI-O's own reserved sandbox bookkeeping; once reloaded as trusted after a restart, a later container recreate in that sandbox can expose a host-side runtime-management resource inside the container, enabling container escape.","publishedAt":"2026-09-30T11:49:20.363Z","updatedAt":"2026-10-30T15:29:27.031Z","severity":{"score":7.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","source":"redhat"},"assigner":"redhat","products":["Red Hat Red Hat OpenShift Container Platform 4.16","Red Hat Red Hat OpenShift Container Platform 5"],"affected":[{"vendor":"Red Hat","product":"Red Hat OpenShift Container Platform 4.16","packageName":"cri-o","defaultStatus":"affected","versions":[{"version":"0:1.29.13-16.rhaos4.16.git84cfdc6.el8","status":"unaffected","lessThan":"*","versionType":"rpm"}],"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:openshift:4.16::el8","cpe:/a:redhat:openshift:4.16::el9"]},{"vendor":"Red Hat","product":"Red Hat OpenShift Container Platform 5","packageName":"cri-o","defaultStatus":"affected","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:openshift:5"]}],"references":["https://access.redhat.com/errata/RHSA-2026:89713","https://access.redhat.com/security/cve/CVE-2026-62146","https://bugzilla.redhat.com/show_bug.cgi?id=2499618","https://github.com/cri-o/cri-o/security/advisories/GHSA-6wmc-5877-hgc9"],"weaknesses":["CWE-501"],"ingestedAt":"2026-10-30T15:42:06.402Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/62xxx/CVE-2026-62146.json","commit":"73a2e22d85027fdb561fb195b6946c48e1f11533","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-62146","state":"PUBLISHED","datePublished":"2026-09-30T11:49:20.363Z","dateUpdated":"2026-10-30T15:29:27.031Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2026-07-13T11:29:50.979Z"},"containers":{"cna":{"title":"Cri-o: cri-o: sandbox state poisoning via pod annotations may expose runtime socket","descriptions":[{"lang":"en","value":"A trust-boundary flaw in CRI-O's sandbox state persistence allows attacker-influenced pod metadata to overwrite CRI-O's own reserved sandbox bookkeeping; once reloaded as trusted after a restart, a later container recreate in that sandbox can expose a host-side runtime-management resource inside the container, enabling container escape."}],"affected":[{"vendor":"Red Hat","product":"Red Hat OpenShift Container Platform 4.16","packageName":"cri-o","defaultStatus":"affected","versions":[{"version":"0:1.29.13-16.rhaos4.16.git84cfdc6.el8","status":"unaffected","lessThan":"*","versionType":"rpm"}],"collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:openshift:4.16::el8","cpe:/a:redhat:openshift:4.16::el9"]},{"vendor":"Red Hat","product":"Red Hat OpenShift Container Platform 5","packageName":"cri-o","defaultStatus":"affected","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","cpes":["cpe:/a:redhat:openshift:5"]}],"references":[{"url":"https://access.redhat.com/errata/RHSA-2026:89713","name":"RHSA-2026:89713","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/security/cve/CVE-2026-62146","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2499618","name":"RHBZ#2499618","tags":["issue-tracking","x_refsource_REDHAT"]},{"url":"https://github.com/cri-o/cri-o/security/advisories/GHSA-6wmc-5877-hgc9"}],"metrics":[{"other":{"content":{"value":"Important","namespace":"https://access.redhat.com/security/updates/classification/"},"type":"Red Hat severity rating"}},{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"format":"CVSS"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-501","description":"Trust Boundary Violation","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"redhat","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateUpdated":"2026-10-30T15:29:27.031Z"},"datePublic":"2026-08-24T00:10:00.000Z","x_redhatCweChain":"CWE-501: Trust Boundary Violation","workarounds":[{"lang":"en","value":"There is no complete workaround; until a fix is available, administrators should restrict who can create/update pods and set arbitrary annotations via RBAC/admission policy, minimize unnecessary CRI-O restarts or node reboots and monitor for anomalous container mounts (e.g. under /dev/shm) following runtime restarts, then apply the vendor patch once released."}],"timeline":[{"lang":"en","time":"2026-07-13T08:23:53.437Z","value":"Reported to Red Hat."},{"lang":"en","time":"2026-08-24T00:10:00.000Z","value":"Made public."}],"x_generator":{"engine":"cvelib 1.8.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-30T18:57:40.257250Z","id":"CVE-2026-62146","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-30T19:17:10.208Z"}}]}}}