CVE-2017-10923
UnknownEPSS 1.80%
Last modified
CVE-2017-10923 is a vulnerability of currently unknown severity. Xen through 4.8.x does not validate a vCPU array index upon the sending of an SGI, which allows guest OS users to cause a denial of service (hypervisor crash), aka XSA-225.. EPSS estimates a 1.80% chance of exploitation in the next 30 days.
Description
Xen through 4.8.x does not validate a vCPU array index upon the sending of an SGI, which allows guest OS users to cause a denial of service (hypervisor crash), aka XSA-225.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Xen | Xen | 4.6.0 |
| Xen | Xen | 4.6.1 |
| Xen | Xen | 4.6.2 |
| Xen | Xen | 4.6.4 |
| Xen | Xen | 4.6.5 |
| Xen | Xen | 4.7.1 |
| Xen | Xen | 4.8.0 |
| Xen | Xen | 4.8.1 |
References
- http://www.securityfocus.com/bid/99160Tool Signature, VDB Entry
- http://www.securitytracker.com/id/1038735Third Party Advisory, VDB Entry
- https://xenbits.xen.org/xsa/advisory-225.htmlMailing List, Mitigation, Vendor Advisory
- http://www.securityfocus.com/bid/99160Tool Signature, VDB Entry
- http://www.securitytracker.com/id/1038735Third Party Advisory, VDB Entry
- https://xenbits.xen.org/xsa/advisory-225.htmlMailing List, Mitigation, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-10923?
Xen through 4.8.x does not validate a vCPU array index upon the sending of an SGI, which allows guest OS users to cause a denial of service (hypervisor crash), aka XSA-225.
How severe is CVE-2017-10923?
Severity scoring for CVE-2017-10923 is pending analysis. The EPSS model estimates a 1.80% probability of exploitation in the next 30 days.
How do I fix CVE-2017-10923?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2017-10923?
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Scan your code nowSource: NVD / NIST