CVE-2026-83494

Training-operator: pytorchjob validateupdate casts oldjob from newobj, bypassing managedby immutability (asvs v5.1.3; upstream bug)

Published Nov 6, 2026 CVSS n/a EPSS < 1% KEV · Not listed
Description
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.

Remediation

Vendor Workaround

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.

Tracking

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Advisories

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History
Type Values Removed Values Added
First Time appeared Red Hat
Red Hat red Hat Openshift Ai (rhoai)
Vendors & Products Red Hat
Red Hat red Hat Openshift Ai (rhoai)
Type Values Removed Values Added
Description 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.
Title Training-operator: pytorchjob validateupdate casts oldjob from newobj, bypassing managedby immutability (asvs v5.1.3; upstream bug)
First Time appeared Redhat
Redhat openshift Ai
Weaknesses CWE-693
CPEs cpe:/a:redhat:openshift_ai
Vendors & Products Redhat
Redhat openshift Ai
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Nov 6, 2026, 6:39 AM
Reserved
Aug 31, 2026, 3:43 PM
Status
Awaiting Analysis
Published
Nov 6, 2026, 7:17 AM
Modified
Nov 6, 2026, 7:18 AM