CVE-2026-43267

Summary

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.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxd360551f265e3c942ce06cd6f4d2f7f67741bcbd < 1260bee01493126cf9c872b6ca2af261173baa6daffected
LinuxLinuxd360551f265e3c942ce06cd6f4d2f7f67741bcbd < e00c9a4ec84c0bb067833b34202f457badbbc1c1affected
LinuxLinuxd360551f265e3c942ce06cd6f4d2f7f67741bcbd < eb57be32f438c57c88d6ce756101c1dfbcc03bbaaffected
LinuxLinux6.18affected
LinuxLinux0 < 6.18unaffected
LinuxLinux6.18.16 <= 6.18.*unaffected
LinuxLinux6.19.6 <= 6.19.*unaffected
LinuxLinux7.0 <= *unaffected

Weaknesses

References