CVE-2026-89450: Linux 6.17

CVE-2026-89450. CVSS 3.1 base score 8.8 (HIGH, Source advisory). EPSS 0.00127 (percentile 0.02132), scored 17-Oct-2026.

Affected technology

Linux · 4dc0d12474f9d4833c3dd96b73d61e406d3f5dc7 to before d903d99ffd22b0180bd745a43f221c21bcdd8d7c, 4dc0d12474f9d4833c3dd96b73d61e406d3f5dc7 to before 445204550f894ca325ac80a21e3df177ad073798, 4dc0d12474f9d4833c3dd96b73d61e406d3f5dc7 to before 4379610c79bd88ddbea10e7f6c21e16d4b338c6b
Linux

Linux · 6.17
Linux

Component: Not specified by the source
File: drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.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 8.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 19-Oct-2026 10:36 UTC

CCR priority: 35.2 /100 (P4)
CVSS 3.1: 8.8 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H · Source advisory
EPSS: 0.00127 · percentile 0.02132 · 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-2026-89450.html