CVE-2026-20707: Denial of Service in 3rd Gen Intel(R) Xeon(R) Scalable Processors
CVE-2026-20707 is a denial of service vulnerability affecting some 3rd Gen Intel Xeon Scalable Processors. The issue arises from hardware logic race conditions within Ring 3, allowing unprivileged software to cause a denial of service. Exploitation requires an authenticated user and a high complexity attack with local access, but no user interaction. The vulnerability impacts system availability but does not affect confidentiality or integrity. No patch or official remediation has been confirmed yet.
AI Analysis
Technical Summary
This vulnerability involves race conditions in the hardware logic of certain 3rd Gen Intel Xeon Scalable Processors within Ring 3. An unprivileged, authenticated local attacker could exploit these race conditions to cause a denial of service, impacting system availability. The attack complexity is high and does not require user interaction. There is no impact on confidentiality or integrity. The CVSS 4.0 base score is 6.8, reflecting medium severity. No official remediation or patch information is currently available.
Potential Impact
The vulnerability allows a local, authenticated attacker with unprivileged access to cause a denial of service, resulting in high impact to system availability. There is no impact on confidentiality or integrity of the system.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or mitigation has been published at this time.
CVE-2026-20707: Denial of Service in 3rd Gen Intel(R) Xeon(R) Scalable Processors
Description
CVE-2026-20707 is a denial of service vulnerability affecting some 3rd Gen Intel Xeon Scalable Processors. The issue arises from hardware logic race conditions within Ring 3, allowing unprivileged software to cause a denial of service. Exploitation requires an authenticated user and a high complexity attack with local access, but no user interaction. The vulnerability impacts system availability but does not affect confidentiality or integrity. No patch or official remediation has been confirmed yet.
CVSS v4.0
Score 6.8medium
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves race conditions in the hardware logic of certain 3rd Gen Intel Xeon Scalable Processors within Ring 3. An unprivileged, authenticated local attacker could exploit these race conditions to cause a denial of service, impacting system availability. The attack complexity is high and does not require user interaction. There is no impact on confidentiality or integrity. The CVSS 4.0 base score is 6.8, reflecting medium severity. No official remediation or patch information is currently available.
Potential Impact
The vulnerability allows a local, authenticated attacker with unprivileged access to cause a denial of service, resulting in high impact to system availability. There is no impact on confidentiality or integrity of the system.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or mitigation has been published at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- intel
- Date Reserved
- 2025-12-18T04:00:20.416Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a7b5466bf8831d539106828
Added to database: 08/11/2026, 16:57:10 UTC
Last enriched: 08/12/2026, 00:28:24 UTC
Last updated: 08/12/2026, 00:28:24 UTC
Views: 3
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