CVEvulnerability
CVE-2018-19966
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2018-12-08
- 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-436
Description
An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service (host OS crash) or possibly gain host OS privileges because of an interpretation conflict for a union data structure associated with shadow paging. NOTE: this issue exists because of an incorrect fix for CVE-2017-15595.
Affected configurations
• xen xen (>= 4.11.0 <= 4.11.1)
• debian debian linux 9.0
Related
Weakness · CWE (1)
- CWE-436 Interpretation Conflict weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00072.html lists.opensuse.org
- http://www.securityfocus.com/bid/106182 Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2019/10/msg00008.html lists.debian.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UXC6BME7SXJI2ZIATNXCAH7RGPI4UKTT/ lists.fedoraproject.org
- https://www.debian.org/security/2019/dsa-4369 Third Party Advisory
- https://xenbits.xen.org/xsa/advisory-280.html Mitigation, Patch, Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00072.html lists.opensuse.org
- http://www.securityfocus.com/bid/106182 Third Party Advisory, VDB Entry
- https://lists.debian.org/debian-lts-announce/2019/10/msg00008.html lists.debian.org
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UXC6BME7SXJI2ZIATNXCAH7RGPI4UKTT/ lists.fedoraproject.org
- https://www.debian.org/security/2019/dsa-4369 Third Party Advisory
- https://xenbits.xen.org/xsa/advisory-280.html Mitigation, Patch, Vendor Advisory