CVE-2024-26779

MEDIUM

Linux Kernel - Race Condition in WiFi mac80211 Fast-Xmit Enablement

Title source: llm
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix race condition on enabling fast-xmit fast-xmit must only be enabled after the sta has been uploaded to the driver, otherwise it could end up passing the not-yet-uploaded sta via drv_tx calls to the driver, leading to potential crashes because of uninitialized drv_priv data. Add a missing sta->uploaded check and re-check fast xmit after inserting a sta.

References (10)

Core 10
Core References

Scores

CVSS v3 5.5
EPSS 0.0001
EPSS Percentile 0.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-362
Status published
Products (28)
debian/debian_linux 10.0
linux/Kernel 4.2.0 - 4.19.308linux
linux/Kernel 4.20.0 - 5.4.270linux
linux/Kernel 5.11.0 - 5.15.150linux
linux/Kernel 5.16.0 - 6.1.80linux
linux/Kernel 5.5.0 - 5.10.211linux
linux/Kernel 6.2.0 - 6.6.19linux
linux/Kernel 6.7.0 - 6.7.7linux
Linux/Linux < 4.2
Linux/Linux 17c18bf880b2464851e5a2bca86521affc46c97e - 281280276b70c822f55ce15b661f6d1d3228aaa9
... and 18 more
Published Apr 03, 2024
Tracked Since Feb 18, 2026