CVE-2018-7540

CVE Details

Release Date:2018-02-27

Description


An issue was discovered in Xen through 4.10.x allowing x86 PV guest OS users to cause a denial of service (host OS CPU hang) via non-preemptable L3/L4 pagetable freeing.

See more information about CVE-2018-7540 from MITRE CVE dictionary and NIST NVD


CVSS v3.0 metrics


NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score: 6.5 Base Metrics: AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
Access Vector: Local network Attack Complexity: Low
Privileges Required: Low User Interaction: None
Scope: Changed Confidentiality Impact: None
Integrity Impact: None Availability Impact: High

Errata information


PlatformErrataRelease Date
Oracle VM version 3.2 (xen)OVMSA-2018-02722018-11-13
Oracle VM version 3.3 (xen)OVMSA-2018-02712018-11-13
Oracle VM version 3.4 (xen)OVMSA-2018-00202018-03-02



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