P4Verified

CVE-2026-43089: linux kernel from 2.6.29.1 (inclusive), before 6.6.136 (exclusive), from 6.7 (inclusive), before 6.12.83 (exclusive)…

CVE-2026-43089. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.0017 (percentile 0.05961), scored 14-Oct-2026.

Affected technology

linux kernel · from 2.6.29.1 (inclusive), before 6.6.136 (exclusive)
linux

linux kernel · from 6.7 (inclusive), before 6.12.83 (exclusive)
linux

linux kernel · from 6.13 (inclusive), before 6.18.24 (exclusive)
linux

linux kernel · from 6.19 (inclusive), before 6.19.14 (exclusive)
linux

linux kernel · 7.0 · update rc1
linux

linux kernel · 7.0 · update rc2
linux

linux kernel · 7.0 · update rc3
linux

linux kernel · 7.0 · update rc4
linux

linux kernel · 7.0 · update rc5
linux

linux kernel · 7.0 · update rc6
linux

linux kernel · 7.0 · update rc7
linux

Linux · 3a2dfbe8acb154905fdc2fd03ec56df42e6c4cc4 to before 521385cbd50ca9474396d88462fcdfa6489685d9, 3a2dfbe8acb154905fdc2fd03ec56df42e6c4cc4 to before c2779ae9a3e5a044e5ccd564681511bbbcc5fc0f, 3a2dfbe8acb154905fdc2fd03ec56df42e6c4cc4 to before 72a8de41c3eb4dcf22bf3b674ea38fb2f75d6f32, 3a2dfbe8acb154905fdc2fd03ec56df42e6c4cc4 to before d3125c541a96fb3c0fc7210112684baf22b6c24d, 3a2dfbe8acb154905fdc2fd03ec56df42e6c4cc4 to before 5a1a4b049ddde41466ccac0daeec326254b133f2, 3a2dfbe8acb154905fdc2fd03ec56df42e6c4cc4 to before f779a6b6cdb6e12baa0663063ac59ab2a8f20c0c, 3a2dfbe8acb154905fdc2fd03ec56df42e6c4cc4 to before 700c9622b23c33b5933e6dcea816492c064e4e10, 3a2dfbe8acb154905fdc2fd03ec56df42e6c4cc4 to before 1beb76b2053b68c491b78370794b8ff63c8f8c02
Linux

Linux · 2.6.29
Linux

SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · V3.1.6 to before *
Siemens

SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · V3.1.7 to before *
Siemens

SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · V3.1.6 to before *
Siemens

SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · V3.1.7 to before *
Siemens

SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · 0 to before *
Siemens

SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · V3.1.6 to before *
Siemens

SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · V3.1.7 to before *
Siemens

Component: Not specified by the source
File: net/xfrm/xfrm_user.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 5.5/10) 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 15-Oct-2026 09:20 UTC

CWE: CWE-401
CCR priority: 22.0 /100 (P4)
CVSS 3.1: 5.5 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · NVD
EPSS: 0.0017 · percentile 0.05961 · 2026-10-14
KEV: no

Provenance

FIRST EPSS daily exploit-probability · Source record · observed 2026-10-15 09:24:28.011626+00:00 UTC
GitHub Advisory Database · Source record · observed 2026-10-15 10:43:56.988652+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-15 09:18:22.406219+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-43089.html