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CVE-2026-31631: linux kernel 6.16; +1 more affected products

CVE-2026-31631. CVSS 3.1 base score 8.2 (HIGH, Source advisory). EPSS 0.00551 (percentile 0.44818), scored 15-Oct-2026.

Affected technology

linux kernel · from 6.16.1 (inclusive), before 6.18.23 (exclusive)
linux

linux kernel · from 6.19 (inclusive), before 6.19.13 (exclusive)
linux

linux kernel · 6.16
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 · 9d1d2b59341f58126a69b51f9f5f8ccb9f12e54a to before 794586789800b16dcbe235452494f4223ac80413, 9d1d2b59341f58126a69b51f9f5f8ccb9f12e54a to before 1c4422d8be81718ecb15d79aedff607323085201, 9d1d2b59341f58126a69b51f9f5f8ccb9f12e54a to before f564af387c8c28238f8ebc13314c589d7ba8475d
Linux

Linux · 6.16
Linux

Component: Not specified by the source
File: net/rxrpc/rxgk.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 8.2/10) rates confidentiality impact as low; integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published

CWE
CWE-787
CCR priority
32.9 /100 (P4)
CVSS 3.1
8.2 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H · Source advisory
EPSS
0.00551 · percentile 0.44818 · 2026-10-15
KEV
no

Provenance

Stable permalink: https://cybercodered.org/item/cve-cve-2026-31631.html