CVE-2026-31559

MediumCVSS 5.5/10Last modified Nov 11, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

LoongArch: Fix missing NULL checks for kstrdup()

1. Replace "of_find_node_by_path("/")" with "of_root" to avoid multiple calls to "of_node_put()".

2. Fix a potential kernel oops during early boot when memory allocation fails while parsing CPU model from device tree.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-476

Affected software

VendorProductVersions
LinuxLinux>= facc69f43502c135c16b97d5ded7253f15597912, < 5e7fde2c551f86e6c3de3fd7a9b1f52806ac8db0; >= 70a2365e18affc5ebdaab1ca6a0b3c4f3aac2ee8, < a1da957c25cf751a2dce8fb7777f82ccbac0cb3e; >= 70a2365e18affc5ebdaab1ca6a0b3c4f3aac2ee8, < b61a309743322fb57fb9afa9aa3495ac758e4f5e; >= 70a2365e18affc5ebdaab1ca6a0b3c4f3aac2ee8, < 3a28daa9b7d7c2ddf2c722e9e95d7e0928bf0cd1; 620805dc674eab3055543496a7ef25beb9ffd2a8; 8dfeedf9eceadc1a2fc9066b4c5230690d1cad48; >= 6.12.43, < 6.12.80; >= 6.15.11, < 6.16; >= 6.16.2, < 6.17
LinuxLinux6.17

References

Timeline

Published
Apr 24, 2026
Last modified
Nov 11, 2026
NVD status
Analyzed

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CVE-2026-31559: Medium severity, CVSS 5.5 | Vulnix