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CVE-2026-31559

LoongArch: Fix missing NULL checks for kstrdup()

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 6.12.80, 6.16, 6.17
None on Exploit-DB, Metasploit or GitHub

Summary

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.

Timeline

  1. CVE published
  2. Record last updated

Affected versions

  • Linux Linux

    From 6.12.43 · fixed in 6.12.80; From 6.15.11 · fixed in 6.16; From 6.16.2 · fixed in 6.17

  • Linux Linux

    6.17

References 4

git.kernel.org