CVE Database
/

CVE-2026-31779

Back to search

CVE-2026-31779

Published: May 1, 2026

Modified: May 11, 2026

PUBLISHED

CVSS v3.1

8.1

HIGH

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: fix potential out-of-bounds read in iwl_mvm_nd_match_info_handler() The memcpy function assumes the dynamic array notif->matches is at least as large as the number of bytes to copy. Otherwise, results->matches may contain unwanted data. To guarantee safety, extend the validation in one of the checks to ensure sufficient packet length. Found by Linux Verification Center (linuxtesting.org) with SVACE.

VendorProductVersions

Linux

Linux

affected
5ac54afd4d97ad8d94fe250c83b1924eb6d2268c - < f6abac936a0dfd31d6c3e49205ec0ee75a8f887f
affected
5ac54afd4d97ad8d94fe250c83b1924eb6d2268c - < ffbed27ba15ef80d1c622eeedbfef03e501ae134
affected
5ac54afd4d97ad8d94fe250c83b1924eb6d2268c - < e67d8c626ace80b0fa2b48c8ec0a46b508c93442
affected
5ac54afd4d97ad8d94fe250c83b1924eb6d2268c - < dd90880eb5ec5442b37eb2b95688f4a63f4883e3
affected
5ac54afd4d97ad8d94fe250c83b1924eb6d2268c - < ca0e9491b98ca4c5b44204b0b3dd8062a3b5fba2

+1 more versions

Linux

Linux

affected
6.1
unaffected
0 - < 6.1
unaffected
6.1.168 - <= 6.1.*
unaffected
6.6.134 - <= 6.6.*
unaffected
6.12.81 - <= 6.12.*

+3 more versions

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Start Training

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.

Scan Now