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CVE-2026-31508: linux kernel 6.19; +4 more affected products

CVE-2026-31508. CVSS 3.1 base score 7.8 (HIGH, Source advisory). EPSS 0.00184 (percentile 0.0741), scored 14-Oct-2026.

Affected technology

linux kernel · from 5.10.248 (inclusive), before 5.10.253 (exclusive)
linux

linux kernel · from 5.15.198 (inclusive), before 5.15.203 (exclusive)
linux

linux kernel · from 6.1.160 (inclusive), before 6.1.168 (exclusive)
linux

linux kernel · from 6.6.120 (inclusive), before 6.6.131 (exclusive)
linux

linux kernel · from 6.12.64 (inclusive), before 6.12.80 (exclusive)
linux

linux kernel · from 6.18.4 (inclusive), before 6.18.21 (exclusive)
linux

linux kernel · from 6.19.1 (inclusive), before 6.19.11 (exclusive)
linux

linux kernel · 6.19
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 · b823c3344d5446b720227ba561df10a4f0add515 to before df3c95be76103604e752131d9495a24814915ece, 052e5db5be4576e0a8ef1460b210da5f328f4cd1 to before 33609454be4f582e686a4bf13d4482a5ca0f6c4b, c98263d5ace597c096a7a60aeef790da7b54979e to before 5fdeaf591a0942772c2d18ff3563697a49ad01c6, 0fc642f011cb7a7eff41109e66d3b552e9f4d795 to before 4c3e25a7b711a402fcbbbcfbbdf2868ece1ae7c8, 5116f61ab11846844585c9082c547c4ccd97ff1a to before 43579baa17270aa51f93eb09b6e4af6e047b7f6e, f31557fb1b35332cca9994aa196cef284bcf3807 to before 95265232b49765a4d00f4d028c100bb7185600f4, 5498227676303e3ffa9a3a46214af96bc3e81314 to before 755a6300afbd743cda4b102f24f343380ec0e0ff, 5498227676303e3ffa9a3a46214af96bc3e81314 to before 7c770dadfda5cbbde6aa3c4363ed513f1d212bf8, 5.10.248 to before 5.10.253, 5.15.198 to before 5.15.203, 6.1.160 to before 6.1.168, 6.6.120 to before 6.6.131, 6.12.64 to before 6.12.80, 6.18.4 to before 6.18.21
Linux

Linux · 6.19
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
Function: clears
File: net/openvswitch/vport-netdev.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.

Published

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 0.0741 · 2026-10-14
KEV
no

Provenance

Stable permalink: https://cybercodered.org/item/cve-cve-2026-31508.html