[GIT PULL] hardening updates for v5.15-rc1

Kees Cook keescook at chromium.org
Mon Aug 30 18:27:55 UTC 2021

Hi Linus,

Please pull these hardening updates for v5.15-rc1.



The following changes since commit 2734d6c1b1a089fb593ef6a23d4b70903526fe0c:

  Linux 5.14-rc2 (2021-07-18 14:13:49 -0700)

are available in the Git repository at:

  https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git tags/hardening-v5.15-rc1

for you to fetch changes up to a8fc576d4af2f23a87a586424252df97f0ad0b06:

  lib/test_stackinit: Add assigned initializers (2021-08-22 00:21:36 -0700)

hardening updates for v5.15-rc1

- Expand lib/test_stackinit to include more initialization styles

- Improve Kconfig for CLang's auto-var-init feature

- Introduce support for GCC's zero-call-used-regs feature

Kees Cook (5):
      hardening: Introduce CONFIG_ZERO_CALL_USED_REGS
      hardening: Clarify Kconfig text for auto-var-init
      lib/test_stackinit: Fix static initializer test
      lib/test_stackinit: Allow building stand-alone
      lib/test_stackinit: Add assigned initializers

 Makefile                   |   5 +
 lib/test_stackinit.c       | 253 +++++++++++++++++++++++++++++++++------------
 security/Kconfig.hardening |  71 +++++++++----
 3 files changed, 242 insertions(+), 87 deletions(-)

Kees Cook

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