{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-83494","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","state":"PUBLISHED","assignerShortName":"redhat","dateReserved":"2026-08-31T15:43:54.292Z","datePublished":"2026-11-06T06:39:12.292Z","dateUpdated":"2026-11-06T06:39:12.292Z"},"containers":{"cna":{"title":"Training-operator: pytorchjob validateupdate casts oldjob from newobj, bypassing managedby immutability (asvs v5.1.3; upstream bug)","metrics":[{"other":{"content":{"value":"Moderate","namespace":"https://access.redhat.com/security/updates/classification/"},"type":"Red Hat severity rating"}}],"descriptions":[{"lang":"en","value":"A flaw was found in the training-operator. An incorrect object casting in the PyTorchJob ValidateUpdate webhook allows users to bypass an immutability check. This vulnerability could enable users to detach a queued job from its quota management system or hijack a running job's controller ownership. The primary impact is a Denial of Service (DoS) condition."}],"affected":[{"vendor":"Red Hat","product":"Red Hat OpenShift AI (RHOAI)","collectionURL":"https://access.redhat.com/downloads/content/package-browser/","packageName":"rhoai/odh-training-operator-rhel9","defaultStatus":"unknown","cpes":["cpe:/a:redhat:openshift_ai"]}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-83494","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2526348","name":"RHBZ#2526348","tags":["issue-tracking","x_refsource_REDHAT"]}],"datePublic":"2026-08-31T15:30:00.000Z","problemTypes":[{"descriptions":[{"cweId":"CWE-693","description":"Protection Mechanism Failure","lang":"en","type":"CWE"}]}],"x_redhatCweChain":"CWE-693: Protection Mechanism Failure","workarounds":[{"lang":"en","value":"Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base, or stability."}],"timeline":[{"lang":"en","time":"2026-06-15T19:49:56.000Z","value":"Reported to Red Hat."},{"lang":"en","time":"2026-08-31T15:30:00.000Z","value":"Made public."}],"providerMetadata":{"orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","shortName":"redhat","dateUpdated":"2026-11-06T06:39:12.292Z"},"x_generator":{"engine":"cvelib 1.8.0"}}}}