[GIT PULL] hardening fixes for v5.19-rc3

* [GIT PULL] hardening fixes for v5.19-rc3
@ 2022-06-15 21:07 Kees Cook
  2022-06-15 21:28 ` pr-tracker-bot
  0 siblings, 1 reply; 2+ messages in thread
From: Kees Cook @ 2022-06-15 21:07 UTC (permalink / raw)
  To: Linus Torvalds
  Cc: linux-kernel, Kees Cook, Matthew Wilcox, Sami Tolvanen,
	Uladzislau Rezki, Zorro Lang, Nathan Chancellor

Hi Linus,

Please pull these kernel hardening fixes for v5.19-rc3.

Thanks!

-Kees

The following changes since commit b13baccc3850ca8b8cccbf8ed9912dbaa0fdf7f3:

  Linux 5.19-rc2 (2022-06-12 16:11:37 -0700)

are available in the Git repository at:

  https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git tags/hardening-v5.19-rc3

for you to fetch changes up to 1dfbe9fcda4afc957f0e371e207ae3cb7e8f3b0e:

  usercopy: Make usercopy resilient against ridiculously large copies (2022-06-13 09:54:52 -0700)

----------------------------------------------------------------
hardening fixes for v5.19-rc3

- Correctly handle vm_map areas in hardened usercopy (Matthew Wilcox)

- Adjust CFI RCU usage to avoid boot splats with cpuidle (Sami Tolvanen)

----------------------------------------------------------------
Matthew Wilcox (Oracle) (3):
      usercopy: Handle vm_map_ram() areas
      usercopy: Cast pointer to an integer once
      usercopy: Make usercopy resilient against ridiculously large copies

Sami Tolvanen (1):
      cfi: Fix __cfi_slowpath_diag RCU usage with cpuidle

 include/linux/vmalloc.h |  1 +
 kernel/cfi.c            | 22 ++++++++++++++++------
 mm/usercopy.c           | 26 ++++++++++++--------------
 mm/vmalloc.c            |  2 +-
 4 files changed, 30 insertions(+), 21 deletions(-)

-- 
Kees Cook

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