CVE-2025-37973

High

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: fix out-of-bounds access during multi-link element defragmentation Currently during the multi-link element defragmentation process, the multi-link element length added to the total IEs length when calculating the length of remaining IEs after the multi-link element in cfg80211_defrag_mle(). This could lead to out-of-bounds access if the multi-link element or its corresponding fragment elements are the last elements in the IEs buffer. To address this issue, correctly calculate the remaining IEs length by deducting the multi-link element end offset from total IEs end offset.

SeverityHigh
CVSS8.1
Exploit probability—
ProductLinux Kernel
PublishedMay 20, 2025
First seenMay 20, 2025

How to fix

Update
  • linux linux_kernel6.6.91, 6.12.29, 6.14.7 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernel6.5 ≤ v < 6.6.91, 6.7 ≤ v < 6.12.29, 6.13 ≤ v < 6.14.7, 6.156.6.91, 6.12.29, 6.14.7

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