CVE Details

Release Date:2020-10-22


An issue was discovered in the Linux kernel through 5.9.1, as used with Xen through 4.14.x. Guest OS users can cause a denial of service (host OS hang) via a high rate of events to dom0, aka CID-e99502f76271.

See more information about CVE-2020-27673 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: 5.5 Base Metrics: AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Access Vector: Local network Attack Complexity: Low
Privileges Required: Low User Interaction: None
Scope: Unchanged Confidentiality Impact: None
Integrity Impact: None Availability Impact: High

Errata information

PlatformErrataRelease Date
Oracle Linux version 6 (kernel-uek)ELSA-2021-90092021-01-12
Oracle Linux version 7 (kernel-uek)ELSA-2020-59952020-12-14
Oracle Linux version 7 (kernel-uek)ELSA-2020-59962020-12-15
Oracle Linux version 7 (kernel-uek)ELSA-2021-90092021-01-12
Oracle Linux version 8 (kernel-uek)ELSA-2020-59962020-12-15
Oracle VM version 3.4 (kernel-uek)OVMSA-2021-00022021-01-12

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team