VulnerabilityModified
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.
MEDIUM 6.5EPSS 1.80%
Does this matter?
Lower severity and a low EPSS score (1.80%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.0
- 6.5 MEDIUMCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.80% probability · 77th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-20
- Affected
- xen/xen
- Source
- cve@mitre.org
References
- http://www.securityfocus.com/bid/99160Tool Signature, VDB Entry
- http://www.securitytracker.com/id/1038735Third Party Advisory, VDB Entry
- https://security.gentoo.org/glsa/201708-03
- 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://security.gentoo.org/glsa/201708-03
- https://xenbits.xen.org/xsa/advisory-225.htmlMailing List, Mitigation, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.