P4Verified

CVE-2026-23005: linux kernel 5.17; +4 more affected products

CVE-2026-23005. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00221 (percentile 0.11766), scored 14-Oct-2026.

Affected technology

linux kernel · from 5.17.1 (inclusive), before 6.1.162 (exclusive)
linux

linux kernel · from 6.2 (inclusive), before 6.6.122 (exclusive)
linux

linux kernel · from 6.7 (inclusive), before 6.12.67 (exclusive)
linux

linux kernel · from 6.13 (inclusive), before 6.18.7 (exclusive)
linux

linux kernel · 5.17
linux

linux kernel · 6.19 · update rc1
linux

linux kernel · 6.19 · update rc2
linux

linux kernel · 6.19 · update rc3
linux

linux kernel · 6.19 · update rc4
linux

linux kernel · 6.19 · update rc5
linux

linux kernel · 6.19 · update rc6
linux

linux kernel · 6.19 · update rc7
linux

linux kernel · 6.19 · update rc8
linux

Linux · 820a6ee944e74e57255ac2e90916ecdaade57b95 to before b5995c01ba53d84182ecb9492fc4d91cfe8a362d, 820a6ee944e74e57255ac2e90916ecdaade57b95 to before 1e2848bda819af569dfe7ab186223855e092a2cb, 820a6ee944e74e57255ac2e90916ecdaade57b95 to before f577508cc8a0adb8b4ebe9480bba7683b6149930, 820a6ee944e74e57255ac2e90916ecdaade57b95 to before eea6f395ca502c4528314c8112da9b5d65f685eb, 820a6ee944e74e57255ac2e90916ecdaade57b95 to before b45f721775947a84996deb5c661602254ce25ce6
Linux

Linux · 5.17
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

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: arch/x86/kernel/fpu/core.c, arch/x86/kvm/x86.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

CCR priority: 22.1 /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: 0.00221 · percentile 0.11766 · 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-2026-23005.html