CVE-2021-47489

7.8 HIGH
Published: May 22, 2024 Modified: November 18, 2025

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix even more out of bound writes from debugfs CVE-2021-42327 was fixed by: commit f23750b5b3d98653b31d4469592935ef6364ad67 Author: Thelford Williams <tdwilliamsiv@gmail.com> Date: Wed Oct 13 16:04:13 2021 -0400 drm/amdgpu: fix out of bounds write but amdgpu_dm_debugfs.c contains more of the same issue so fix the remaining ones. v2: * Add missing fix in dp_max_bpc_write (Harry Wentland)

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://git.kernel.org/stable/c/1336b886b162fdc84708096ea152a61c0e1fc09c
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/3f4e54bd312d3dafb59daf2b97ffa08abebe60f5
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/9eb4bdd554fc31a5ef6bf645a20ff21618ce45a9
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/3f4e54bd312d3dafb59daf2b97ffa08abebe60f5
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
https://git.kernel.org/stable/c/9eb4bdd554fc31a5ef6bf645a20ff21618ce45a9
Source: af854a3a-2127-422b-91ae-364da2661108
Patch
https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory

6 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.8 / 10.0
EPSS (Exploit Probability)
0.0%
6th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

debian linux