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CVE-2026-43033: linux kernel from 4.3 (inclusive), before 5.10.254 (exclusive), from 5.11 (inclusive), before 5.15.204 (exclusive)…
CVE-2026-43033. CVSS 3.1 base score 7.8 (HIGH, Source advisory). EPSS 0.00184 (percentile 0.07411), scored 14-Oct-2026.
Affected technology
linux kernel · from 4.3 (inclusive), before 5.10.254 (exclusive)
linux
linux kernel · from 5.11 (inclusive), before 5.15.204 (exclusive)
linux
linux kernel · from 5.16 (inclusive), before 6.1.170 (exclusive)
linux
linux kernel · from 6.2 (inclusive), before 6.6.137 (exclusive)
linux
linux kernel · from 6.7 (inclusive), before 6.12.85 (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 · 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 · 104880a6b470958ddc30e139c41aa4f6ed3a5234 to before 8c62f618576519dbed6816fafc623ce592953025, 104880a6b470958ddc30e139c41aa4f6ed3a5234 to before d589abd8b019b07075fda255ceab8c8e950cdb3f, 104880a6b470958ddc30e139c41aa4f6ed3a5234 to before 5466e7d0cd9e4f9cef9d8f18f18b60e7bc1c77e5, 104880a6b470958ddc30e139c41aa4f6ed3a5234 to before d0c4ff6812386880f30bc64c2921299cc4d7b47f, 104880a6b470958ddc30e139c41aa4f6ed3a5234 to before 89fe118b6470119b20c04afc36e45b81a69ea11f, 104880a6b470958ddc30e139c41aa4f6ed3a5234 to before 153d5520c3f9fd62e71c7e7f9e34b59cf411e555, 104880a6b470958ddc30e139c41aa4f6ed3a5234 to before cded4002d22177e8deaca1f257ecd932c9582b6b, 104880a6b470958ddc30e139c41aa4f6ed3a5234 to before e02494114ebf7c8b42777c6cd6982f113bfdbec7
Linux
Linux · 4.3
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: crypto/authencesn.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.
- 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
- 0.00184 · percentile 0.07411 · 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-2026-43033.html