* [GIT PULL] usercopy fix for v5.4-rc1
@ 2019-09-26 18:35 Kees Cook
2019-09-26 20:10 ` pr-tracker-bot
0 siblings, 1 reply; 2+ messages in thread
From: Kees Cook @ 2019-09-26 18:35 UTC (permalink / raw)
To: Linus Torvalds; +Cc: linux-kernel, Kees Cook, Matthew Wilcox, Randy Dunlap
Hi Linus,
Please pull this usercopy fix for v5.4-rc1. Randy found a corner case
(HIGHMEM, DEBUG_VIRTUAL, >512MB RAM) with hardened usercopy that went
unnoticed since v4.8. This adds HIGHMEM awareness to hardened usercopy,
and has been living in -next for a bit more than a week now.
Thanks!
-Kees
The following changes since commit 4d856f72c10ecb060868ed10ff1b1453943fc6c8:
Linux 5.3 (2019-09-15 14:19:32 -0700)
are available in the Git repository at:
https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git tags/usercopy-v5.4-rc1
for you to fetch changes up to 314eed30ede02fa925990f535652254b5bad6b65:
usercopy: Avoid HIGHMEM pfn warning (2019-09-17 15:20:17 -0700)
----------------------------------------------------------------
Fix hardened usercopy under CONFIG_DEBUG_VIRTUAL
----------------------------------------------------------------
Kees Cook (1):
usercopy: Avoid HIGHMEM pfn warning
mm/usercopy.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
--
Kees Cook
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [GIT PULL] usercopy fix for v5.4-rc1
2019-09-26 18:35 [GIT PULL] usercopy fix for v5.4-rc1 Kees Cook
@ 2019-09-26 20:10 ` pr-tracker-bot
0 siblings, 0 replies; 2+ messages in thread
From: pr-tracker-bot @ 2019-09-26 20:10 UTC (permalink / raw)
To: Kees Cook
Cc: Linus Torvalds, linux-kernel, Kees Cook, Matthew Wilcox, Randy Dunlap
The pull request you sent on Thu, 26 Sep 2019 11:35:41 -0700:
> https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git tags/usercopy-v5.4-rc1
has been merged into torvalds/linux.git:
https://git.kernel.org/torvalds/c/0576f0602a4926b0027fdd7561a1c0053fa99d26
Thank you!
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2019-09-26 18:35 [GIT PULL] usercopy fix for v5.4-rc1 Kees Cook
2019-09-26 20:10 ` pr-tracker-bot
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