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Linus Torvalds d82c0a37d4 execve updates for v6.7-rc1
- Support non-BSS ELF segments with 0 filesz (Eric W. Biederman, Kees Cook)
 
 - Enable namespaced binfmt_misc (Christian Brauner)
 
 - Remove struct tag 'dynamic' from ELF UAPI (Alejandro Colomar)
 
 - Clean up binfmt_elf_fdpic debug output (Greg Ungerer)
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Merge tag 'execve-v6.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux

Pull execve updates from Kees Cook:

 - Support non-BSS ELF segments with zero filesz

   Eric Biederman and I refactored ELF segment loading to handle the
   case where a segment has a smaller filesz than memsz. Traditionally
   linkers only did this for .bss and it was always the last segment. As
   a result, the kernel only handled this case when it was the last
   segment. We've had two recent cases where linkers were trying to use
   these kinds of segments for other reasons, and the were in the middle
   of the segment list. There was no good reason for the kernel not to
   support this, and the refactor actually ends up making things more
   readable too.

 - Enable namespaced binfmt_misc

   Christian Brauner has made it possible to use binfmt_misc with mount
   namespaces. This means some traditionally root-only interfaces (for
   adding/removing formats) are now more exposed (but believed to be
   safe).

 - Remove struct tag 'dynamic' from ELF UAPI

   Alejandro Colomar noticed that the ELF UAPI has been polluting the
   struct namespace with an unused and overly generic tag named
   "dynamic" for no discernible reason for many many years. After
   double-checking various distro source repositories, it has been
   removed.

 - Clean up binfmt_elf_fdpic debug output (Greg Ungerer)

* tag 'execve-v6.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
  binfmt_misc: enable sandboxed mounts
  binfmt_misc: cleanup on filesystem umount
  binfmt_elf_fdpic: clean up debug warnings
  mm: Remove unused vm_brk()
  binfmt_elf: Only report padzero() errors when PROT_WRITE
  binfmt_elf: Use elf_load() for library
  binfmt_elf: Use elf_load() for interpreter
  binfmt_elf: elf_bss no longer used by load_elf_binary()
  binfmt_elf: Support segments with 0 filesz and misaligned starts
  elf, uapi: Remove struct tag 'dynamic'
2023-10-30 19:28:19 -10:00
arch hardening updates for v6.7-rc1 2023-10-30 19:09:55 -10:00
block vfs-6.7.super 2023-10-30 08:59:05 -10:00
certs certs: Reference revocation list for all keyrings 2023-08-17 20:12:41 +00:00
crypto KEYS: asymmetric: Fix sign/verify on pkcs1pad without a hash 2023-10-18 12:27:10 +08:00
Documentation pstore updates for v6.7-rc1 2023-10-30 19:26:39 -10:00
drivers hardening updates for v6.7-rc1 2023-10-30 19:09:55 -10:00
fs execve updates for v6.7-rc1 2023-10-30 19:28:19 -10:00
include execve updates for v6.7-rc1 2023-10-30 19:28:19 -10:00
init hardening updates for v6.7-rc1 2023-10-30 19:09:55 -10:00
io_uring vfs-6.7.misc 2023-10-30 09:14:19 -10:00
ipc ipc: convert to new timestamp accessors 2023-10-18 14:08:30 +02:00
kernel execve updates for v6.7-rc1 2023-10-30 19:28:19 -10:00
lib hardening updates for v6.7-rc1 2023-10-30 19:09:55 -10:00
LICENSES LICENSES: Add the copyleft-next-0.3.1 license 2022-11-08 15:44:01 +01:00
mm execve updates for v6.7-rc1 2023-10-30 19:28:19 -10:00
net NFSD 6.7 Release Notes 2023-10-30 10:12:29 -10:00
rust rust: docs: fix logo replacement 2023-10-19 16:40:00 +02:00
samples VFIO updates for v6.6-rc1 2023-08-30 20:36:01 -07:00
scripts hardening updates for v6.7-rc1 2023-10-30 19:09:55 -10:00
security hardening updates for v6.7-rc1 2023-10-30 19:09:55 -10:00
sound vfs-6.7.iov_iter 2023-10-30 09:24:21 -10:00
tools hardening updates for v6.7-rc1 2023-10-30 19:09:55 -10:00
usr initramfs: Encode dependency on KBUILD_BUILD_TIMESTAMP 2023-06-06 17:54:49 +09:00
virt ARM: 2023-09-07 13:52:20 -07:00
.clang-format iommu: Add for_each_group_device() 2023-05-23 08:15:51 +02:00
.cocciconfig
.get_maintainer.ignore get_maintainer: add Alan to .get_maintainer.ignore 2022-08-20 15:17:44 -07:00
.gitattributes .gitattributes: set diff driver for Rust source code files 2023-05-31 17:48:25 +02:00
.gitignore kbuild: rpm-pkg: rename binkernel.spec to kernel.spec 2023-07-25 00:59:33 +09:00
.mailmap 20 hotfixes. 12 are cc:stable and the remainder address post-6.5 issues 2023-10-24 09:52:16 -10:00
.rustfmt.toml rust: add .rustfmt.toml 2022-09-28 09:02:20 +02:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS USB: Remove Wireless USB and UWB documentation 2023-08-09 14:17:32 +02:00
Kbuild Kbuild updates for v6.1 2022-10-10 12:00:45 -07:00
Kconfig kbuild: ensure full rebuild when the compiler is updated 2020-05-12 13:28:33 +09:00
MAINTAINERS hardening updates for v6.7-rc1 2023-10-30 19:09:55 -10:00
Makefile Linux 6.6 2023-10-29 16:31:08 -10:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.