CVE-2021-26934

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

An issue was discovered in the Linux kernel 4.18 through 5.10.16, as used by Xen. The backend allocation (aka be-alloc) mode of the drm_xen_front drivers was not meant to be a supported configuration, but this wasn't stated accordingly in its support status entry.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected software

No affected versions have been published.

Timeline

Published
Feb 17, 2021
Last modified
Jun 17, 2026
NVD status
Modified

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CVE-2021-26934: High severity, CVSS 7.8 | Vulnix