PT-2026-64736 · Linux+2 · Linux Kernel+2

CVE-2026-64515

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Published

2026-07-25

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Updated

2026-09-08

CVSS v3.1

8.3

High

VectorAV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description An issue exists in the mac80211 wifi component regarding Multi-Link Element (MLE) defragmentation. When a reconf or EPCS MLE is located in a non-transmitted profile, the defragmentation routine incorrectly uses a pointer to the defragmented copy while referencing original elements. This can lead to the routine failing to find correct data or potentially causing a heap data overrun if the original frame is at a higher address.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

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Related Identifiers

ALSA-2026:65334
CVE-2026-64515
USN-8618-1
USN-8663-1
USN-8664-1
USN-8728-1

Affected Products

Linuxmint
Linux Kernel
Ubuntu