CVE-2025-40321

CVE-2025-40321 affects the Linux kernel brcmfmac WLAN driver. The crash happens when transmitting an ANQP/Action Frame in standalone AP mode because the driver uses an uninitialized P2P vif pointer. The fix described in the advisory is to always use the vif corresponding to the wdev that initiate...

CVE-2025-40321 wifi: brcmfmac: fix crash while sending Action Frames in standalone AP Mode

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: fix crash while sending Action Frames in standalone AP Mode Currently, whenever there is a need to transmit an Action frame, the brcmfmac driver always uses the P2P vif to send the "actframe" IOVAR to firmware. Th...

CVE-2023-53582 wifi: brcmfmac: ensure CLM version is null-terminated to prevent stack-out-of-bounds

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: ensure CLM version is null-terminated to prevent stack-out-of-bounds Fix a stack-out-of-bounds read in brcmfmac that occurs when 'buf' that is not null-terminated is passed as an argument of strreplace in...