CVE-2026-46272: linux kernel from 6.5 (inclusive), before 6.18.14 (exclusive), from 6.19 (inclusive), before 6.19.4 (exclusive); +1…

CVE-2026-46272. CVSS 3.1 base score 4.7 (MEDIUM, NVD). EPSS 0.00109 (percentile 0.0118), scored 20-Oct-2026.

Affected technology

linux kernel · from 6.5 (inclusive), before 6.18.14 (exclusive)
linux

linux kernel · from 6.19 (inclusive), before 6.19.4 (exclusive)
linux

Linux · 296b01fd106e787d4463974a7f42d286a5df08cd to before 3e8cdf184646c28c5ea5fba754d24a3b29068739, 296b01fd106e787d4463974a7f42d286a5df08cd to before 206b6f672613d08b33e951a744d0a1c6ac5ad8ad, 296b01fd106e787d4463974a7f42d286a5df08cd to before 38a07194bbcddb18d77dad40ba9978d994c0b74c, 296b01fd106e787d4463974a7f42d286a5df08cd to before 6906aa70d4fc5900b954136e20e27c2be6d1acab, 296b01fd106e787d4463974a7f42d286a5df08cd to before e6e43e82c79c97917cbe356c07e8a6f3f982ab53
Linux

Linux · 6.5
Linux

Component: Not specified by the source
File: drivers/hwtracing/coresight/coresight-tmc-etr.c

Attack conditions (NVD, CVSS 3.1): Local · Low privileges required · No user interaction required

What an attacker can do

NVD’s CVSS 3.1 assessment (base score 4.7/10) 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.

Published 21-Oct-2026 16:14 UTC

CWE: CWE-362
CCR priority: 18.8 /100 (P5)
CVSS 3.1: 4.7 /10 · CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H · NVD
EPSS: 0.00109 · percentile 0.0118 · 2026-10-20
KEV: no

Provenance

GitHub Advisory Database · Source record · observed 2026-10-21 16:14:50.830645+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-2026-46272.html