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CVE-2026-23287: linux kernel from 5.1 (inclusive), before 6.1.167 (exclusive), from 6.2 (inclusive), before 6.6.130 (exclusive), from…
CVE-2026-23287 affects azl3 kernel 6.6.126.1-1 on Azure Linux 3.0. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00123 (percentile 0.01843), scored 14-Oct-2026.
Affected technology
linux kernel · from 5.1 (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 · 7.0 · update rc1
linux
Linux · cc9f04f9a84f745949e325661550ed14bd0ff322 to before 8942fb1a5bc2dcbd88f7e656d109d42f778f298f, cc9f04f9a84f745949e325661550ed14bd0ff322 to before 2edbd173309165d103be6c73bd83e459dc45ae7b, cc9f04f9a84f745949e325661550ed14bd0ff322 to before 686eb378a4a51aa967e08337dd59daade16aec0f, cc9f04f9a84f745949e325661550ed14bd0ff322 to before 1883332bf21feb8871af09daf604fc4836a76925, cc9f04f9a84f745949e325661550ed14bd0ff322 to before f611791a927141d05d7030607dea6372311c1413, cc9f04f9a84f745949e325661550ed14bd0ff322 to before 1072020685f4b81f6efad3b412cdae0bd62bb043
Linux
Linux · 5.1
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: drivers/irqchip/irq-sifive-plic.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.
- Product
- azl3 kernel 6.6.126.1-1 on Azure Linux 3.0
- CCR priority
- 22.0 /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
- 0.00123 · percentile 0.01843 · 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-2026-23287.html