linux-kernel - [GIT PULL] string fixes for v6.15-rc1

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <202504061053.F27227CA@keescook>
Date: Sun, 6 Apr 2025 10:54:15 -0700
From: Kees Cook <kees@...nel.org>
To: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: linux-kernel@...r.kernel.org, Andrey Konovalov <andreyknvl@...il.com>,
	Andy Shevchenko <andy@...nel.org>,
	Catalin Marinas <catalin.marinas@....com>,
	Kees Cook <kees@...nel.org>, Nathan Chancellor <nathan@...nel.org>,
	Peter Collingbourne <pcc@...gle.com>,
	Vincenzo Frascino <vincenzo.frascino@....com>,
	Will Deacon <will@...nel.org>
Subject: [GIT PULL] string fixes for v6.15-rc1

Hi Linus,

Please pull this pair of string API fixes for v6.15-rc1.

Thanks!

-Kees

The following changes since commit b688f369ae0d5d25865f5441fa62e54c7d5d0de6:

  compiler_types: Introduce __nonstring_array (2025-03-12 13:21:09 -0700)

are available in the Git repository at:

  https://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git tags/hardening-v6.15-rc1-fix1

for you to fetch changes up to 48ac25ef250da7478ea54afbb1aced40c342e78d:

  kasan: Add strscpy() test to trigger tag fault on arm64 (2025-04-03 10:19:26 -0700)

----------------------------------------------------------------
string fixes for v6.15-rc1

- Add wcslen() to support more Clang libcalls (Nathan Chancellor)

- Fix KASAN MTE exceptions during strscpy() (Peter Collingbourne,
  Vincenzo Frascino)

----------------------------------------------------------------
Nathan Chancellor (2):
      include: Move typedefs in nls.h to their own header
      lib/string.c: Add wcslen()

Peter Collingbourne (1):
      string: Add load_unaligned_zeropad() code path to sized_strscpy()

Vincenzo Frascino (1):
      kasan: Add strscpy() test to trigger tag fault on arm64

 include/linux/nls.h       | 19 +------------------
 include/linux/nls_types.h | 26 ++++++++++++++++++++++++++
 include/linux/string.h    |  2 ++
 lib/string.c              | 24 +++++++++++++++++++++---
 mm/kasan/kasan_test_c.c   | 20 ++++++++++++++++++++
 5 files changed, 70 insertions(+), 21 deletions(-)
 create mode 100644 include/linux/nls_types.h

-- 
Kees Cook