Security readout for executives and security teams
CVE-2018-10981 is a Xen availability flaw. A user inside an x86 HVM guest can trigger invalid QEMU device-model state transitions that may put the host OS into an infinite loop, disrupting all workloads on that host. Exposure is most likely on Xen hosts through 4.10.x running x86 HVM guests, especially where guests are operated by untrusted users or tenants. Treat this as a host-availability risk for Xen virtualization environments. It is most urgent for shared or customer-facing platforms where one guest outage could affect many workloads on the same host. Mitigation focus: Inventory Xen hosts and identify versions through 4.10.x.; Prioritize hosts running x86 HVM guests or untrusted tenant workloads.; Apply Xen or distribution security updates referenced by vendor advisories..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2018-10981 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- GLSA-201810-06CVE reference · vendor-advisory, x_refsource_GENTOO
- [debian-lts-announce] 20180525 [SECURITY] [DLA 1383-1] xen security updateCVE reference · mailing-list, x_refsource_MLIST
- [debian-lts-announce] 20181030 [SECURITY] [DLA 1559-1] xen security updateCVE reference · mailing-list, x_refsource_MLIST
- DSA-4201CVE reference · vendor-advisory, x_refsource_DEBIAN
- https://xenbits.xen.org/xsa/advisory-262.htmlCVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.