CVE-2026-43267

wifi: rtw89: fix potential zero beacon interval in beacon tracking

published May 6, 2026

CVSS
—
EPSS
0%
Percentile
4.8
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00160 · 4.8th percentile
Published
2026-05-06T11:28Z
EPSS history
Timeline
  • 06 MAY 11:28Z
    wifi: rtw89: fix potential zero beacon interval in beacon tracking
    cvelistv5