P4Verified

CVE-2026-43011: linux kernel 2.6.12; +4 more affected products

CVE-2026-43011. CVSS 3.1 base score 9.8 (CRITICAL, Source advisory). EPSS 0.00591 (percentile 0.47005), scored 14-Oct-2026.

Affected technology

linux kernel · from 2.6.12.1 (inclusive), before 5.10.253 (exclusive)
linux

linux kernel · from 5.11 (inclusive), before 5.15.203 (exclusive)
linux

linux kernel · from 5.16 (inclusive), before 6.1.168 (exclusive)
linux

linux kernel · from 6.2 (inclusive), before 6.6.134 (exclusive)
linux

linux kernel · from 6.7 (inclusive), before 6.12.81 (exclusive)
linux

linux kernel · from 6.13 (inclusive), before 6.18.22 (exclusive)
linux

linux kernel · from 6.19 (inclusive), before 6.19.12 (exclusive)
linux

linux kernel · 2.6.12
linux

linux kernel · 2.6.12 · update rc2
linux

linux kernel · 2.6.12 · update rc3
linux

linux kernel · 2.6.12 · update rc4
linux

linux kernel · 2.6.12 · update rc5
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 · 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 5d0aa038a90b30c9bedde0c41c1fdcd98ecb16e9, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 3f5e3005984645bf5bd129c6b13149879580b1fb, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before f782dd382203b2a8c4552a628431b7de65a19a7b, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 143d4fa68ae9efb83b0c55b12cc7f0d03732a2b1, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 524371398d8463ea7e101fce2cbf3915645d1730, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before fa1dbc93530b34fab0da9862426fe9c918c74dc0, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before c87dd137c0dad07cc55f98181ff380b0c23d2878, 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before d10a26aa4d072320530e6968ef945c8c575edf61
Linux

Linux · 2.6.12
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: net/x25/x25_in.c

Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 9.8/10) 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: 39.3 /100 (P4)
CVSS 3.1: 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · Source advisory
EPSS: 0.00591 · percentile 0.47005 · 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-2026-43011.html