Cyber-Arena

CyberArena - Cybersecurity Challenge Platform CyberArena is a...

CVE-2026-23040 wifi: mac80211_hwsim: fix typo in frequency notification

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211hwsim: fix typo in frequency notification The NAN notification is for 5745 MHz which corresponds to channel 149 and not 5475 which is not actually a valid channel. This could result in a NULL pointer dereference in...

CVE-2025-38512 wifi: prevent A-MSDU attacks in mesh networks

In the Linux kernel, the following vulnerability has been resolved: wifi: prevent A-MSDU attacks in mesh networks This patch is a mitigation to prevent the A-MSDU spoofing vulnerability for mesh networks. The initial update to the IEEE 802.11 standard, in response to the FragAttacks, missed this...

UBUNTU-CVE-2023-52706

In the Linux kernel, the following vulnerability has been resolved: gpio: sim: fix a memory leak Fix an inverted logic bug in gpiosimremovehogs that leads to GPIO hog structures never being freed...