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CVE-2026-89803: Linux 5.6
CVE-2026-89803. CVSS 3.1 base score 7.8 (HIGH, Source advisory). EPSS 0.00163 (percentile 0.05165), scored 17-Oct-2026.
Affected technology
Linux · ea13e5abf807ea912ce84eef6a1946b9a38c6508 to before f5a79a9ebfbafb87ca7a896e8d6b5f33a98d097e, ea13e5abf807ea912ce84eef6a1946b9a38c6508 to before f3830fdd6930e233d727f29eee1617f7e6a0e9e5, ea13e5abf807ea912ce84eef6a1946b9a38c6508 to before 1fef7553dc628295c1208a4f2ac2094c62886e5d, ea13e5abf807ea912ce84eef6a1946b9a38c6508 to before 511585987d27d8cb668acebd399fc4deda23404c
Linux
Linux · 5.6
Linux
Component: Not specified by the source
File: drivers/gpu/drm/nouveau/nouveau_chan.c
Attack conditions (Source advisory, CVSS 3.1): Local · Low privileges required · No user interaction required
What an attacker can do
Source advisory’s CVSS 3.1 assessment (base score 7.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- CCR priority
- 31.2 /100 (P4)
- CVSS 3.1
- 7.8 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · Source advisory
- EPSS
- 0.00163 · percentile 0.05165 · 2026-10-17
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-19 10:33:46.008150+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-89803.html