CVE-2025-38090: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: drivers/rapidio/riocm.c: prevent possible heap overwrite In riocmcdevioctlRIOCMCHANSEND - cmchanmsgsend - riocmchsend cmchanmsgsend checks that userspace didn't send too much data but riocmchsend failed to check that userspace se...