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CVE-2026-63855: Linux 5.4
CVE-2026-63855. CVSS 3.1 base score 7.8 (HIGH, Source advisory). EPSS 0.00175 (percentile 0.06534), scored 15-Oct-2026.
Affected technology
Linux · 28c17d72072b7ce5cc13a527dcbfc045cc995e7d to before 2c6fb056567efb49f8674108b86088a1cfaa86d0, 28c17d72072b7ce5cc13a527dcbfc045cc995e7d to before 8f0ea4524dc71c6c9ec97f2711f46e12f624140f, 28c17d72072b7ce5cc13a527dcbfc045cc995e7d to before 602d4c5872b25ddd4d82fb2025efb9a05b187bb3, 28c17d72072b7ce5cc13a527dcbfc045cc995e7d to before 5a3c6f76cab164a5d803084908d7050f649ab7f9, 28c17d72072b7ce5cc13a527dcbfc045cc995e7d to before 4f317863a3ab212a027d8c8c3cc3af4e3fb95704
Linux
Linux · 5.4
Linux
Component: Not specified by the source
File: drivers/gpu/drm/amd/amdgpu/vcn_v2_5.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
- 0.00175 · percentile 0.06534 · 2026-10-15
- KEV
- no
Provenance
- NVD CVE API 2.0 · Source record · observed 2026-10-16 16:55:38.548135+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-63855.html