31 lines
1 KiB
Text
31 lines
1 KiB
Text
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Index: pwnlib/elf/elf.py
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--- pwnlib/elf/elf.py.orig
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+++ pwnlib/elf/elf.py
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@@ -1967,6 +1967,15 @@ class ELF(ELFFile):
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aslr=pie
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@property
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+ def retguard(self):
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+ """:class:`bool`: Whether the current binary was compiled with retguard."""
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+ s_randomdata = self.get_section_by_name('.openbsd.randomdata')
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+ if s_randomdata and len(s_randomdata.data()) >= 48:
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+ return True
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+
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+ return False
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+
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+ @property
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def rpath(self):
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""":class:`bool`: Whether the current binary has an ``RPATH``."""
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dt_rpath = self.dynamic_by_tag('DT_RPATH')
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@@ -2026,6 +2035,10 @@ class ELF(ELFFile):
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True: green("PIE enabled"),
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False: red("No PIE (%#x)" % self.address)
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}[self.pie],
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+ "Retguard:".ljust(10) + {
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+ True: green("Retguard found"),
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+ False: red("No retguard found"),
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+ }[self.retguard],
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])
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# Execstack may be a thing, even with NX enabled, because of glibc
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