CVE-2026-74520: Linux 6.11

CVE-2026-74520. CVSS 3.1 base score 8.8 (HIGH, Source advisory). EPSS 0.00173 (percentile 0.06292), scored 15-Oct-2026.

Affected technology

Linux · 34765cbc679c59ea5d952d738d2d16bf4aadc497 to before 6da8f37419dd4c456f26fc203f04e000186f4b3d, 34765cbc679c59ea5d952d738d2d16bf4aadc497 to before 4e74a369236424114b94cf6a9f5ff9e848b430b4, 34765cbc679c59ea5d952d738d2d16bf4aadc497 to before 738e6f32e61d80b554e37015ecb7bc620b88001c
Linux

Linux · 6.11
Linux

Component: Not specified by the source
Function: responds
File: drivers/iommu/io-pgfault.c, drivers/iommu/iommufd/eventq.c, include/linux/iommu.h

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 16-Oct-2026 20:21 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: 0.00173 · percentile 0.06292 · 2026-10-15
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-16 20:20:42.059737+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-74520.html