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CVE-2026-46331: linux kernel 5.18; +30 more affected products

CVE-2026-46331. CVSS 3.1 base score 7.8 (HIGH, Source advisory). EPSS 0.00583 (percentile 0.46597), scored 14-Oct-2026.

Affected technology

linux kernel · from 4.19.244 (inclusive), before 4.20 (exclusive)
linux

linux kernel · from 5.4.195 (inclusive), before 5.5 (exclusive)
linux

linux kernel · from 5.10.117 (inclusive), before 5.11 (exclusive)
linux

linux kernel · from 5.15.41 (inclusive), before 5.16 (exclusive)
linux

linux kernel · from 5.17.9 (inclusive), before 5.18 (exclusive)
linux

linux kernel · from 5.18.1 (inclusive), before 6.12.94 (exclusive)
linux

linux kernel · from 6.13 (inclusive), before 6.18.36 (exclusive)
linux

linux kernel · from 6.19 (inclusive), before 7.0.13 (exclusive)
linux

linux kernel · 5.18
linux

linux kernel · 5.18 · update rc7
linux

linux kernel · 7.1 · update rc1
linux

linux kernel · 7.1 · update rc2
linux

linux kernel · 7.1 · update rc3
linux

linux kernel · 7.1 · update rc4
linux

linux kernel · 7.1 · update rc5
linux

linux kernel · 7.1 · update rc6
linux

Linux · abe35bf3be51482593076d516a680d79e5fbc8e1 to before 544d857b42a1734b923040e13aa61a6fd4746cf2, b773640d5bb9e2acfd91e2695717af04d47aa116 to before d5d01d35a5a7d36f7cb679b67d9cbdd5205672dc, 8b796475fd7882663a870456466a4fb315cc1bd6 to before a071e057518decc5e3bec89855758f5f8786f2c5, 8b796475fd7882663a870456466a4fb315cc1bd6 to before b685d6ef6f07a3b5ce814565a25f39f2157538a5, 8b796475fd7882663a870456466a4fb315cc1bd6 to before 2bec122b9fb91507a758ab5e3e5c4fbe7cb3f61b, 8b796475fd7882663a870456466a4fb315cc1bd6 to before b198ed4e52580a7238c7c7082f03906f8b310313, 8b796475fd7882663a870456466a4fb315cc1bd6 to before 3dee9d0c198faeb95d052c1b94c2958751a28512, 8b796475fd7882663a870456466a4fb315cc1bd6 to before 899ee91156e57784090c5565e4f31bd7dbffbc5a, d0c38a914b0c4c21d553da801003d36979016726, 2ec2dd7d51a9320151f275ddbb2b53260fb32ca1, c19cc520b3d69904e9518d401ad0df7f4702aca0, 5.10.117 to before 5.10.260, 5.15.41 to before 5.15.211, 4.19.244 to before 4.20, 5.4.195 to before 5.5, 5.17.9 to before 5.18
Linux

Linux · 5.18
Linux

NVIDIA for RHEL 10 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 10 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 10.0 Extended Update Support · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8.8 Telecommunications Update Service · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 9 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 9.6 Extended Update Support · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.12 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.13 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.14 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.15 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.16 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.17 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.18 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.19 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.20 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.21 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4.22 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 6 · Exact affected versions not specified by the source
Red Hat

Red Hat Enterprise Linux 7 · Exact affected versions not specified by the source
Red Hat

Red Hat OpenShift Container Platform 4 · Exact affected versions not specified by the source
Red Hat

SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · 0 to before *
Siemens

Component: Not specified by the source
File: include/net/tc_act/tc_pedit.h, net/sched/act_pedit.c

Attack conditions (Source advisory, CVSS 3.1): Local · Low privileges required · No user interaction required

Attack conditions (Source advisory, CVSS 3.1): Local · High 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. Source advisory’s CVSS 3.1 assessment (base score 6.7/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published

CWE
CWE-190, CWE-787
CCR priority
31.3 /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
0.00583 · percentile 0.46597 · 2026-10-14
KEV
no

Provenance

Stable permalink: https://cybercodered.org/item/cve-cve-2026-46331.html