The vulnerability in the driver/gpu/drm/hyperv/hyperv_drm_drv.c kernel component of the Linux operating system allows a hacker to trigger a service failure.
🗓️ 28 Sep 2025 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 6 Views
| Reporter | Title | Published | Views | Family All 189 |
|---|---|---|---|---|
 | Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12 | 16 Jun 202511:28 | – | astralinux |
 | CVE-2025-21978 | 1 Apr 202519:44 | – | circl |
 | Linux kernel 安全漏洞 | 1 Apr 202500:00 | – | cnnvd |
 | CVE-2025-21978 | 1 Apr 202515:47 | – | cve |
 | CVE-2025-21978 drm/hyperv: Fix address space leak when Hyper-V DRM device is removed | 1 Apr 202515:47 | – | cvelist |
 | [SECURITY] [DLA 4193-1] linux-6.1 security update | 29 May 202523:01 | – | debian |
| [SECURITY] [DSA 5900-1] linux security update | 12 Apr 202514:25 | – | debian |
 | CVE-2025-21978 | 1 Apr 202515:47 | – | debiancve |
 | Debian dla-4193 : linux-config-6.1 - security update | 29 May 202500:00 | – | nessus |
| Debian dsa-5900 : affs-modules-6.1.0-28-4kc-malta-di - security update | 13 Apr 202500:00 | – | nessus |
10
Data
Build on a solid foundation with Vulners data
We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data
Api
Power your application with Vulners API
The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access
App
Assess and manage vulnerabilities with Vulners tools
Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation
17 Feb 2026 00:00Current
6.7Medium risk
Vulners AI Score6.7
CVSS 24.6
CVSS 35.5
EPSS0.00181