CVEvulnerability
CVE-2018-18883
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2018-11-01
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 8.8 HIGH — CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C
- Weaknesses
- CWE-476
Description
An issue was discovered in Xen 4.9.x through 4.11.x, on Intel x86 platforms, allowing x86 HVM and PVH guests to cause a host OS denial of service (NULL pointer dereference) or possibly have unspecified other impact because nested VT-x is not properly restricted.
Affected configurations
• xen xen (>= 4.9.0 <= 4.11.0)
Related
Weakness · CWE (1)
- CWE-476 NULL Pointer Dereference weakness
References
- http://www.securityfocus.com/bid/105817 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1042021 Third Party Advisory, VDB Entry
- https://xenbits.xen.org/xsa/advisory-278.html Mitigation, Patch, Vendor Advisory
- http://www.securityfocus.com/bid/105817 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1042021 Third Party Advisory, VDB Entry
- https://xenbits.xen.org/xsa/advisory-278.html Mitigation, Patch, Vendor Advisory