CVE-2024-11263 arch: riscv: userspace: potential security risk when CONFIG_RISCV_GP=y

When the Global Pointer GP relative addressing is enabled CONFIGRISCVGP=y, the gp reg points at 0x800 bytes past the start of the .sdata section which is then used by the linker to relax accesses to global symbols...

CVE-2024-11263 arch: riscv: userspace: potential security risk when CONFIG_RISCV_GP=y

When the Global Pointer GP relative addressing is enabled CONFIGRISCVGP=y, the gp reg points at 0x800 bytes past the start of the .sdata section which is then used by the linker to relax accesses to global symbols...