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CVE-2026-45859: linux kernel 6.11; +1 more affected products

CVE-2026-45859. CVSS 3.1 base score 7.5 (HIGH, Source advisory). EPSS 0.0063 (percentile 0.49036), scored 15-Oct-2026.

Affected technology

linux kernel · from 5.15.166 (inclusive), before 5.16 (exclusive)
linux

linux kernel · from 6.1.107 (inclusive), before 6.2 (exclusive)
linux

linux kernel · from 6.6.48 (inclusive), before 6.7 (exclusive)
linux

linux kernel · from 6.10.7 (inclusive), before 6.11 (exclusive)
linux

linux kernel · from 6.11.1 (inclusive), before 6.12.75 (exclusive)
linux

linux kernel · from 6.13 (inclusive), before 6.18.14 (exclusive)
linux

linux kernel · from 6.19 (inclusive), before 6.19.4 (exclusive)
linux

linux kernel · 6.11
linux

linux kernel · 6.11 · update rc4
linux

linux kernel · 6.11 · update rc5
linux

linux kernel · 6.11 · update rc6
linux

linux kernel · 6.11 · update rc7
linux

Linux · 7d8dc1c7be8d3509e8f5164dd5df64c8e34d7eeb to before 79b713ef4261a8ead96af4703f89d0b5f25532e2, 7d8dc1c7be8d3509e8f5164dd5df64c8e34d7eeb to before 23901aa6b8a2f294c4b774436b4691f3ff863a8f, 7d8dc1c7be8d3509e8f5164dd5df64c8e34d7eeb to before b740e7ddd7ca0dbfeafca3f5e52717206cf28524, 7d8dc1c7be8d3509e8f5164dd5df64c8e34d7eeb to before 207b3ebacb6113acaaec0d171d5307032c690004, 6c4a0ba674f410ab99a30a16f32dac0ebfed5cd3, 6dcc8ba8a6074bb79040f502dc66ad23a58a1c86, 74e6eb7fd27ef1ccc68041dbc66e6d80d2e4a1a0, 025b3326c5c409b372d0103ad30f174e55adbd1b, 5.15.166 to before 5.16, 6.1.107 to before 6.2, 6.6.48 to before 6.7, 6.10.7 to before 6.11
Linux

Linux · 6.11
Linux

Component: Not specified by the source
File: include/net/netfilter/nf_queue.h, net/netfilter/nfnetlink_queue.c

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

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 7.5/10) 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.

Published

CCR priority
30.2 /100 (P4)
CVSS 3.1
7.5 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · Source advisory
EPSS
0.0063 · percentile 0.49036 · 2026-10-15
KEV
no

Provenance

Stable permalink: https://cybercodered.org/item/cve-cve-2026-45859.html