VULNERABILITY INTELLIGENCE

CVE-2020-25639

CVSS score4.4 MEDIUM
EPSS probability0.37%
CISA KEVNot currently listed
Published2021-03-04
Last modified2026-10-08
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Description

A NULL pointer dereference flaw was found in the Linux kernel's GPU Nouveau driver functionality in versions prior to 5.12-rc1 in the way the user calls ioctl DRM_IOCTL_NOUVEAU_CHANNEL_ALLOC. This flaw allows a local user to crash the system.

Weakness classification

  • secalert@redhat.com: CWE-476

Primary references