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CVE-2026-23359: linux kernel 5.15; +5 more affected products
CVE-2026-23359 affects cbl2 kernel 5.15.202.1-1 on CBL Mariner 2.0. CVSS 3.1 base score 7.8 (HIGH, NVD). EPSS 0.00131 (percentile 0.02416), scored 14-Oct-2026.
Affected technology
linux kernel · from 5.15.1 (inclusive), before 5.15.203 (exclusive)
linux
linux kernel · from 5.16 (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 6.12.77 (exclusive)
linux
linux kernel · from 6.13 (inclusive), before 6.18.17 (exclusive)
linux
linux kernel · from 6.19 (inclusive), before 6.19.7 (exclusive)
linux
linux kernel · 5.15
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 · aeea1b86f9363f3feabb496534d886f082a89f21 to before 88df604f0d16a692867582350ce3f2fcd22243f1, aeea1b86f9363f3feabb496534d886f082a89f21 to before 5000e40acc8d0c36ab709662e32120986ac22e7e, aeea1b86f9363f3feabb496534d886f082a89f21 to before 8a95fb9df1105b1618872c2846a6c01e3ba20b45, aeea1b86f9363f3feabb496534d886f082a89f21 to before d2c31d8e03d05edc16656e5ffe187f0d1da763d7, aeea1b86f9363f3feabb496534d886f082a89f21 to before 75d474702b2ba8b6bcb26eb3004dbc5e95ffd5d2, aeea1b86f9363f3feabb496534d886f082a89f21 to before ca831567908fd3f73cf97d8a6c09a5054697a182, aeea1b86f9363f3feabb496534d886f082a89f21 to before b7bf516c3ecd9a2aae2dc2635178ab87b734fef1
Linux
Linux · 5.15
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
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 · V3.1.5 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: kernel/bpf/devmap.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 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.
- CWE
- CWE-787
- Product
- cbl2 kernel 5.15.202.1-1 on CBL Mariner 2.0
- 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 · NVD
- EPSS
- 0.00131 · percentile 0.02416 · 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
- Microsoft MSRC Security Update Guide (CVRF) · Source record · observed 2026-10-04 07:08:49.022374+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-2026-23359.html