P4Verified

CVE-2026-23449: linux kernel from 4.18 (inclusive), before 6.1.167 (exclusive), from 6.2 (inclusive), before 6.6.130 (exclusive), from…

CVE-2026-23449. CVSS 3.1 base score 7.8 (HIGH, Source advisory). EPSS 0.00129 (percentile 0.02271), scored 14-Oct-2026.

Affected technology

linux kernel · from 4.18 (inclusive), before 6.1.167 (exclusive)
linux

linux kernel · from 6.2 (inclusive), before 6.6.130 (exclusive)
linux

linux kernel · from 6.7 (inclusive), before 6.12.78 (exclusive)
linux

linux kernel · from 6.13 (inclusive), before 6.18.20 (exclusive)
linux

linux kernel · from 6.19 (inclusive), before 6.19.10 (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 · 96009c7d500efdd5534e83b2e3eb2c58d4b137ae to before 4e8ebc4c18ea8213d28e6cb867d18fcc67daca21, 96009c7d500efdd5534e83b2e3eb2c58d4b137ae to before 21c89a0a8de7eadad8d385645a95b3233f23130e, 96009c7d500efdd5534e83b2e3eb2c58d4b137ae to before afbc79a7770b230a9f24bd39271209d6b3682c5f, 96009c7d500efdd5534e83b2e3eb2c58d4b137ae to before e9c66d3e7d8557b3308e55c613aa07254fe97611, 96009c7d500efdd5534e83b2e3eb2c58d4b137ae to before 4a233447b941db451ea5f5a0942cffd0f7f7eaae, 96009c7d500efdd5534e83b2e3eb2c58d4b137ae to before 66360460cab63c248ca5b1070a01c0c29133b960
Linux

Linux · 4.18
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 · V3.1.5 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 · V3.1.5 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 · V3.1.5 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: include/net/sch_generic.h, net/sched/sch_generic.c, net/sched/sch_teql.c

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 7.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published 15-Oct-2026 09:20 UTC

CWE: CWE-415
CCR priority: 31.2 /100 (P4)
CVSS 3.1: 7.8 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H · Source advisory
EPSS: 0.00129 · percentile 0.02271 · 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-2026-23449.html