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CVE-2025-40289: Linux 4.2
CVE-2025-40289 affects azl3 kernel 6.6.117.1-1 on Azure Linux 3.0. CVSS 3.1 base score 5.5 (Microsoft Security Response Center). EPSS 0.00184 (percentile 0.07496), scored 20-Oct-2026.
Affected technology
Linux · d38ceaf99ed015f2a0b9af3499791bd3a3daae21 to before 3d608e67b966c3074c432db626bb23c350c112d7, d38ceaf99ed015f2a0b9af3499791bd3a3daae21 to before 39a1c8c860e32d775f29917939e87b6a7c08ebb1, d38ceaf99ed015f2a0b9af3499791bd3a3daae21 to before a67a9f99ce1306898d7129a199d42876bc06a0f0, d38ceaf99ed015f2a0b9af3499791bd3a3daae21 to before 33cc891b56b93cad1a83263eaf2e417436f70c82
Linux
Linux · 4.2
Linux
Component: Not specified by the source
File: drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
Attack conditions (Microsoft Security Response Center, CVSS 3.1): Local · Low privileges required · No user interaction required
What an attacker can do
Microsoft Security Response Center’s CVSS 3.1 assessment rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- Product
- azl3 kernel 6.6.117.1-1 on Azure Linux 3.0
- CCR priority
- 22.0 /100 (P4)
- CVSS 3.1
- 5.5 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · Microsoft Security Response Center
- EPSS
- 0.00184 · percentile 0.07496 · 2026-10-20
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-20 16:56:29.772392+00:00 UTC
- GitHub Advisory Database · Source record · observed 2026-10-21 16:14:50.830645+00:00 UTC
- Microsoft MSRC Security Update Guide (CVRF) · Source record · observed 2026-10-04 07:08:49.022374+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-21 16:09:05.633125+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2025-40289.html