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| author | Jann Horn <jannh@google.com> | 2016-06-01 11:55:06 +0200 |
|---|---|---|
| committer | Willy Tarreau <w@1wt.eu> | 2016-08-22 07:31:40 +0200 |
| commit | 88ac3837703b3dbe8fdb8b8b8f41143202867aa6 (patch) | |
| tree | 1e8b3ab32f81ef229208954daf220bedd542a7ee /fs/Kconfig | |
| parent | fcf55035f9cf155d2d63a07af15522bfafb54951 (diff) | |
| download | lwn-88ac3837703b3dbe8fdb8b8b8f41143202867aa6.tar.gz lwn-88ac3837703b3dbe8fdb8b8b8f41143202867aa6.zip | |
ecryptfs: forbid opening files without mmap handler
commit 2f36db71009304b3f0b95afacd8eba1f9f046b87 upstream.
This prevents users from triggering a stack overflow through a recursive
invocation of pagefault handling that involves mapping procfs files into
virtual memory.
Signed-off-by: Jann Horn <jannh@google.com>
Acked-by: Tyler Hicks <tyhicks@canonical.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Willy Tarreau <w@1wt.eu>
Diffstat (limited to 'fs/Kconfig')
0 files changed, 0 insertions, 0 deletions