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authorKees Cook <keescook@chromium.org>2016-06-23 15:20:59 -0700
committerKees Cook <keescook@chromium.org>2016-07-26 14:41:53 -0700
commit04385fc5e8fffed84425d909a783c0f0c587d847 (patch)
tree07f94a9ec860dc0bcb6efd2f44632d0a5da29237 /mm/slub.c
parent97433ea4fda62349bfa42089455593cbcb57e06c (diff)
mm: SLAB hardened usercopy support
Under CONFIG_HARDENED_USERCOPY, this adds object size checking to the SLAB allocator to catch any copies that may span objects. Based on code from PaX and grsecurity. Signed-off-by: Kees Cook <keescook@chromium.org> Tested-by: Valdis Kletnieks <valdis.kletnieks@vt.edu>
Diffstat (limited to 'mm/slub.c')
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