7.8

CVE-2018-19962

An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because small IOMMU mappings are unsafely combined into larger ones.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Xen ≫ Xen Version <= 4.11.1
Debian ≫ Debian Linux Version9.0
Citrix ≫ Xenserver Version7.0
Citrix ≫ Xenserver Version7.1 Updatecu1 SwEditionltsr
Citrix ≫ Xenserver Version7.5
Citrix ≫ Xenserver Version7.6
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.41% 0.324
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 7.8 1.1 6
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
nvd@nist.gov 6.9 3.4 10
AV:L/AC:M/Au:N/C:C/I:C/A:C
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00072.html
http://www.securityfocus.com/bid/106182
Third Party Advisory
VDB Entry
https://lists.debian.org/debian-lts-announce/2019/10/msg00008.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UXC6BME7SXJI2ZIATNXCAH7RGPI4UKTT/
https://support.citrix.com/article/CTX239432
Third Party Advisory
https://www.debian.org/security/2019/dsa-4369
Third Party Advisory
https://xenbits.xen.org/xsa/advisory-275.html
Patch
Vendor Advisory