RISC-V: kexec: Fix memory leak of elf header buffer
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.0.18 by commit 090bfcfc9f14d05154893c67eeaecc56e894fbae, it was introduced in version v5.19 by commit 8acea455fafaf2620b247de6c00774828b618a82. For more details please see the references link.