CVE-2026-89459: Linux 7.2

CVE-2026-89459. CVSS 3.1 base score 7.0 (HIGH, Source advisory). EPSS 0.00141 (percentile 0.03099), scored 17-Oct-2026.

Affected technology

Linux · a737737cdb9c94e40a9926cdc2320f874c05d709 to before 91770b08a120967077ae78600612f18bc5ee3caf, a737737cdb9c94e40a9926cdc2320f874c05d709 to before 101782f8945a125044347312d74d488c05741c4a
Linux

Linux · 7.2
Linux

Component: Not specified by the source
File: arch/s390/include/asm/percpu.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 7.0/10) 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 10:37 UTC

CCR priority: 28.0 /100 (P4)
CVSS 3.1: 7.0 /10 · CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H · Source advisory
EPSS: 0.00141 · percentile 0.03099 · 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-2026-89459.html