KVM: nSVM: Always use NextRIP as vmcb02's NextRIP after first L2 VMRUN
CVE-2026-46059 is a vulnerability related to KVM nested virtualization handling in Microsoft products, specifically involving the use of NextRIP as vmcb02's NextRIP after the first L2 VMRUN. The provided information does not include technical details beyond this brief mention, nor does it specify exploitation methods or impact scenarios. No CVSS score is available, and no patch or remediation information is provided. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
This vulnerability concerns the KVM nested virtualization implementation in Microsoft products, where the NextRIP value is always used as vmcb02's NextRIP after the first L2 VMRUN instruction. The description and technical details are minimal and do not elaborate on the potential impact or exploitation vectors. The affected products include Microsoft Azure Linux 3.0 and related versions. No CVSS score or patch information is available from the data provided.
Potential Impact
The impact of this vulnerability is not explicitly described in the available information. There are no known exploits in the wild, and no details on potential consequences such as privilege escalation, denial of service, or information disclosure are provided.
Mitigation Recommendations
Patch status is not yet confirmed — check the Microsoft Security Response Center advisory (msrc_CVE-2026-46059) for current remediation guidance. No specific mitigation or workaround information is available from the provided data.
KVM: nSVM: Always use NextRIP as vmcb02's NextRIP after first L2 VMRUN
Description
CVE-2026-46059 is a vulnerability related to KVM nested virtualization handling in Microsoft products, specifically involving the use of NextRIP as vmcb02's NextRIP after the first L2 VMRUN. The provided information does not include technical details beyond this brief mention, nor does it specify exploitation methods or impact scenarios. No CVSS score is available, and no patch or remediation information is provided. There are no known exploits in the wild at this time.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability concerns the KVM nested virtualization implementation in Microsoft products, where the NextRIP value is always used as vmcb02's NextRIP after the first L2 VMRUN instruction. The description and technical details are minimal and do not elaborate on the potential impact or exploitation vectors. The affected products include Microsoft Azure Linux 3.0 and related versions. No CVSS score or patch information is available from the data provided.
Potential Impact
The impact of this vulnerability is not explicitly described in the available information. There are no known exploits in the wild, and no details on potential consequences such as privilege escalation, denial of service, or information disclosure are provided.
Mitigation Recommendations
Patch status is not yet confirmed — check the Microsoft Security Response Center advisory (msrc_CVE-2026-46059) for current remediation guidance. No specific mitigation or workaround information is available from the provided data.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_vex
- Csaf Version
- 2.0
- Publisher
- Microsoft Security Response Center
- Advisory Id
- msrc_CVE-2026-46059
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6a18ab95e29bf47b5028973b
Added to database: 5/28/2026, 8:54:45 PM
Last enriched: 5/28/2026, 9:14:26 PM
Last updated: 5/29/2026, 7:29:23 AM
Views: 2
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