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CVE-2025-22840 is a local privilege-escalation vulnerability affecting some Intel Xeon 6 Scalable processors. According to the provided content, the flaw arises when a specific sequence of processor instructions causes unexpected processor behavior. The issue is classified as CWE-1281 (Sequence of Processor Instructions Leads to Unexpected Behavior). Successful exploitation by an authenticated local user may result in elevation of privilege on the affected system. Publicly available information in the provided content does not disclose the exact instruction sequence, affected steppings/model numbers, or deeper microarchitectural implementation details. Intel published Security Advisory INTEL-SA-01308 for this issue.
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No public exploit code observed for this vulnerability.
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Cross-references every affected SKU, including bundled OEM variants.
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