The vulnerability of the pdsfc_fw_rpc() function in the drivers/fwctl/pds/main.c file of the Linux kernel allows a hacker to cause a service failure.

The vulnerability of the pdsfcfwrpc function in the drivers/fwctl/pds/main.c file of the Linux kernel is related to the copying of buffers without checking the size of the input data. Exploiting this vulnerability could allow an attacker to cause a service failure...

CVE-2026-64101: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: fwctl: pds: Validate RPC input size before parsing The fwctl core allocates the device-specific RPC input buffer with fwctlrpc.inlen and passes that buffer to the driver callback. pdsfcfwrpc casts the buffer to struct fwctlrpcpds...