From: Kees Cook Date: Thu, 24 Feb 2022 03:34:31 +0000 (-0800) Subject: ELF: Properly redefine PT_GNU_* in terms of PT_LOOS X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=4f0bfdfd8323e5b461fc1042143a1097dba9fced;p=linux.git ELF: Properly redefine PT_GNU_* in terms of PT_LOOS The PT_GNU_* program header types are actually offsets from PT_LOOS, so redefine them as such, reorder them, and add the missing PT_GNU_RELRO. Cc: Eric Biederman Cc: Peter Collingbourne Cc: Catalin Marinas Cc: Dave Martin Signed-off-by: Kees Cook --- diff --git a/include/uapi/linux/elf.h b/include/uapi/linux/elf.h index 61bf4774b8f2a..6438d55529bf8 100644 --- a/include/uapi/linux/elf.h +++ b/include/uapi/linux/elf.h @@ -35,10 +35,11 @@ typedef __s64 Elf64_Sxword; #define PT_HIOS 0x6fffffff /* OS-specific */ #define PT_LOPROC 0x70000000 #define PT_HIPROC 0x7fffffff -#define PT_GNU_EH_FRAME 0x6474e550 -#define PT_GNU_PROPERTY 0x6474e553 - +#define PT_GNU_EH_FRAME (PT_LOOS + 0x474e550) #define PT_GNU_STACK (PT_LOOS + 0x474e551) +#define PT_GNU_RELRO (PT_LOOS + 0x474e552) +#define PT_GNU_PROPERTY (PT_LOOS + 0x474e553) + /* * Extended Numbering