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CVE-2026-23351: linux kernel 5.6; +5 more affected products
CVE-2026-23351 affects azl3 kernel 6.6.126.1-1 on Azure Linux 3.0. CVSS 3.1 base score 7.8 (HIGH, Source advisory). EPSS 0.00125 (percentile 0.01965), scored 14-Oct-2026.
Affected technology
linux kernel · from 5.6.1 (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 6.1.167 (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 · 5.6
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 · 3c4287f62044a90e73a561aa05fc46e62da173da to before 65ca51b9fb85477ab92a04295aed34b38f7c062e, 3c4287f62044a90e73a561aa05fc46e62da173da to before c0f1f85097ac2b6e7d750fe4d05807985cd3fd3a, 3c4287f62044a90e73a561aa05fc46e62da173da to before 16f3595c0441d87dfa005c47d8f95be213afaa9e, 3c4287f62044a90e73a561aa05fc46e62da173da to before 7864c667aed01a58b87ca518a631322cd0ac34c0, 3c4287f62044a90e73a561aa05fc46e62da173da to before c12d570d71920903a1a0468b7d13b085203d0c93, 3c4287f62044a90e73a561aa05fc46e62da173da to before 500a50a301ce962b019ab95053ac70264fec2c21, 3c4287f62044a90e73a561aa05fc46e62da173da to before aff13667708dfa0dce136b8efd81baa9fa6ef261, 3c4287f62044a90e73a561aa05fc46e62da173da to before 9df95785d3d8302f7c066050117b04cd3c2048c2
Linux
Linux · 5.6
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: include/net/netfilter/nf_tables.h, net/netfilter/nf_tables_api.c, net/netfilter/nft_set_pipapo.c, net/netfilter/nft_set_pipapo.h
Attack conditions (Source advisory, CVSS 3.1): Local · Low privileges required · No user interaction required
What an attacker can do
The source reports that an attacker could disrupt service under the conditions described by the source. Source advisory’s CVSS 3.1 assessment (base score 7.8/10) rates confidentiality, integrity and availability impact as high.
- CWE
- CWE-416
- Product
- azl3 kernel 6.6.126.1-1 on Azure Linux 3.0
- 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 · Source advisory
- EPSS
- 0.00125 · percentile 0.01965 · 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-2026-23351.html