← CVE Intelligence

CVE-2026-31559

LoongArch: Fix missing NULL checks for kstrdup() PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected facc69f43502c135c16b97d5ded7253f15597912 before 5e7fde2c551f86e6c3de3fd7a9b1f52806ac8db0; affected 70a2365e18affc5ebdaab1ca6a0b3c4f3aac2ee8 before a1da957c25cf751a2dce8fb7777f82ccbac0cb3e; affected 70a2365e18affc5ebdaab1ca6a0b3c4f3aac2ee8 before b61a309743322fb57fb9afa9aa3495ac758e4f5e; affected 70a2365e18affc5ebdaab1ca6a0b3c4f3aac2ee8 before 3a28daa9b7d7c2ddf2c722e9e95d7e0928bf0cd1; affected 620805dc674eab3055543496a7ef25beb9ffd2a8; affected 8dfeedf9eceadc1a2fc9066b4c5230690d1cad48; affected 6.12.43 before 6.12.80; affected 6.15.11 before 6.16; affected 6.16.2 before 6.17
Linux / Linuxaffected 6.17; unaffected 0 before 6.17; unaffected 6.12.80 through 6.12.*; unaffected 6.18.21 through 6.18.*; unaffected 6.19.11 through 6.19.*; unaffected 7.0 through *

CWE

No CWE identifiers supplied.

References