CVE-2026-43267

Medium

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: fix potential zero beacon interval in beacon tracking During fuzz testing, it was discovered that bss_conf->beacon_int might be zero, which could result in a division by zero error in subsequent calculations. Set a default value of 100 TU if the interval is zero to ensure stability.

SeverityMedium
CVSS5.5
Exploit probability—
ProductLinux Kernel
PublishedMay 6, 2026
First seenMay 6, 2026
Weakness typeCWE-369CWE-369

How to fix

Affected products

ProductAffected versionsFixed in
linux linux_kernel6.18 ≤ v < 6.18.16, 6.19 ≤ v < 6.19.66.18.16, 6.19.6

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CVE-2026-43267 · Linux Kernel · Dark Radar