CVE-2026-31779

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2026-31779
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.

8.1 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://git.kernel.org/stable/c/744fabc338e87b95c4d1ff7c95bc8c0f834c6d99 Patch
https://git.kernel.org/stable/c/ca0e9491b98ca4c5b44204b0b3dd8062a3b5fba2 Patch
https://git.kernel.org/stable/c/dd90880eb5ec5442b37eb2b95688f4a63f4883e3 Patch
https://git.kernel.org/stable/c/e67d8c626ace80b0fa2b48c8ec0a46b508c93442 Patch
https://git.kernel.org/stable/c/f6abac936a0dfd31d6c3e49205ec0ee75a8f887f Patch
https://git.kernel.org/stable/c/ffbed27ba15ef80d1c622eeedbfef03e501ae134 Patch
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*
History

11 May 2026, 18:02

Type Values Removed Values Added
CPE cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*
CWE CWE-125
References () https://git.kernel.org/stable/c/744fabc338e87b95c4d1ff7c95bc8c0f834c6d99 - () https://git.kernel.org/stable/c/744fabc338e87b95c4d1ff7c95bc8c0f834c6d99 - Patch
References () https://git.kernel.org/stable/c/ca0e9491b98ca4c5b44204b0b3dd8062a3b5fba2 - () https://git.kernel.org/stable/c/ca0e9491b98ca4c5b44204b0b3dd8062a3b5fba2 - Patch
References () https://git.kernel.org/stable/c/dd90880eb5ec5442b37eb2b95688f4a63f4883e3 - () https://git.kernel.org/stable/c/dd90880eb5ec5442b37eb2b95688f4a63f4883e3 - Patch
References () https://git.kernel.org/stable/c/e67d8c626ace80b0fa2b48c8ec0a46b508c93442 - () https://git.kernel.org/stable/c/e67d8c626ace80b0fa2b48c8ec0a46b508c93442 - Patch
References () https://git.kernel.org/stable/c/f6abac936a0dfd31d6c3e49205ec0ee75a8f887f - () https://git.kernel.org/stable/c/f6abac936a0dfd31d6c3e49205ec0ee75a8f887f - Patch
References () https://git.kernel.org/stable/c/ffbed27ba15ef80d1c622eeedbfef03e501ae134 - () https://git.kernel.org/stable/c/ffbed27ba15ef80d1c622eeedbfef03e501ae134 - Patch
First Time Linux linux Kernel
Linux

03 May 2026, 07:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 8.1

01 May 2026, 15:16

Type Values Removed Values Added
New CVE
Information

Published : 2026-05-01 15:16

Updated : 2026-05-11 18:02

NVD link : CVE-2026-31779

Mitre link : CVE-2026-31779

CVE.ORG link : CVE-2026-31779

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-125

Out-of-bounds Read