P5Verified

CVE-2020-25639: linux kernel through 5.11.2 (inclusive); +5 more affected products

CVE-2020-25639. CVSS 3.1 base score 4.4 (MEDIUM, NVD). EPSS 0.00366 (percentile 0.28372), scored 2026-10-08.

Affected technology

linux kernel · through 5.11.2 (inclusive)
linux

fedora · 32
fedoraproject

fedora · 33
fedoraproject

openshift container platform · 4.4
redhat

openshift container platform · 4.5
redhat

openshift container platform · 4.6
redhat

enterprise linux · 5.0
redhat

enterprise linux · 6.0
redhat

enterprise linux · 7.0
redhat

enterprise linux · 8.0
redhat

messaging realtime grid · 2.0
redhat

kernel · Linux kernel versions prior to 5.12-rc1
Vendor not specified by the source

Description’s affected range: versions prior to 5.12-rc1 in the way the user calls ioctl DRM_IOCTL_NOUVEAU_CHANNEL_ALLOC

Component: Not specified by the source

Attack conditions (NVD, CVSS 3.1): Local · High privileges required · No user interaction required

What an attacker can do

A local user can crash the system. NVD’s CVSS 3.1 assessment (base score 4.4/10) rates confidentiality and integrity impact as none; availability impact as high.

Published 2026-10-09 03:15:34.679778+00:00

CWE: CWE-476
CCR priority: 17.7 /100 (P5)
CVSS 3.1: 4.4 /10 · CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H · NVD
EPSS: 0.00366 · percentile 0.28372 · 2026-10-08
KEV: no

Provenance

GitHub Advisory Database · Source record · observed 2026-10-09 03:17:07.463462+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-09 03:13:32.966430+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2020-25639.html