CVE-2020-29040

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

An issue was discovered in Xen through 4.14.x allowing x86 HVM guest OS users to cause a denial of service (stack corruption), cause a data leak, or possibly gain privileges because of an off-by-one error. NOTE: this issue is caused by an incorrect fix for CVE-2020-27671.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-193CWE-787

Affected software

No affected versions have been published.

Timeline

Published
Nov 24, 2020
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2020

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CVE-2020-29040: High severity, CVSS 8.8 | Vulnix