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Enable DEP and ASLR

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Enable DEP (Data Execution Prevention) and ASLR (Address Space Layout
Randomization) support. This applies to both 32bit and 64bit builds
and makes it substantially harder to exploit security holes in Git by
offering a much more unpredictable attack surface.

Signed-off-by: İsmail Dönmez <ismail@i10z.com>
Signed-off-by: Johannes Schindelin <johannes.schindelin@gmx.de>
This commit is contained in:
İsmail Dönmez
2016-01-16 19:09:34 +02:00
committed by Johannes Schindelin
parent efe90f2fd7
commit 15c6201ce9
1 changed files with 4 additions and 0 deletions
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4
config.mak.uname
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@@ -545,6 +545,10 @@ else
ifeq ($(shell expr "$(uname_R)" : '2\.'),2)
# MSys2
prefix = /usr/
# Enable DEP
BASIC_LDFLAGS += -Wl,--nxcompat
# Enable ASLR
BASIC_LDFLAGS += -Wl,--dynamicbase
ifeq (MINGW32,$(MSYSTEM))
prefix = /mingw32
BASIC_LDFLAGS += -Wl,--pic-executable,-e,_mainCRTStartup