x86/kexec: Fix double-free 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 v5.15.87 by commit 554a880a1fff46dd5a355dec21cd77d542a0ddf2, it was introduced in version v5.15.46 by commit 8765a423a87d74ef24ea02b43b2728fe4039f248. For more details please see the references link.