CVE-2018-19962

Summary

CVECVE-2018-19962
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2018-12-08 04:29:00 UTC
Updated2023-11-07 02:55:00 UTC
DescriptionAn 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.

Risk And Classification

Problem Types: CWE-200

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Citrix Xenserver 7.0 All All All
Application Citrix Xenserver 7.1 cu1 All All
Application Citrix Xenserver 7.5 All All All
Application Citrix Xenserver 7.6 All All All
Application Citrix Xenserver 7.0 All All All
Application Citrix Xenserver 7.1 cu1 All All
Application Citrix Xenserver 7.5 All All All
Application Citrix Xenserver 7.6 All All All
Operating System Debian Debian Linux 9.0 All All All
Operating System Debian Debian Linux 9.0 All All All
Operating System Xen Xen All All All All

References

ReferenceSourceLinkTags
[security-announce] openSUSE-SU-2019:1226-1: important: Security update SUSE lists.opensuse.org
[SECURITY] [DLA 1949-1] xen security update MLIST lists.debian.org
Xen Multiple Privilege Escalation and Denial of Service Vulnerabilities BID www.securityfocus.com Third Party Advisory, VDB Entry
[SECURITY] Fedora 28 Update: xen-4.10.3-2.fc28 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
XSA-275 - Xen Security Advisories MISC xenbits.xen.org Patch, Vendor Advisory
Debian -- Security Information -- DSA-4369-1 xen DEBIAN www.debian.org Third Party Advisory
Citrix XenServer Security Update CONFIRM support.citrix.com Third Party Advisory
[SECURITY] Fedora 28 Update: xen-4.10.3-2.fc28 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 500751 Alpine Linux Security Update for xen
  • 504528 Alpine Linux Security Update for xen
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