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Merge bitcoin/bitcoin#26835: contrib: add PE Canary check to security-check

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6ba17d4955b75b4f4064a817dd55427f25b194bf scripts: add PE Canary check to security-check (fanquake)

Pull request description:

  We should be checking this, same as ELF & MACHO.

  Guix Build:
  ```bash
  6334c001b276ca5f0278092be68bf6d49d9b755bcac893bbd4aa58df57356e40  guix-build-6ba17d4955b7/output/dist-archive/bitcoin-6ba17d4955b7.tar.gz
  e27ad7fffb377bc6264477933859ab47c7283a68fbf86124d3801bc4c8b790dd  guix-build-6ba17d4955b7/output/x86_64-w64-mingw32/SHA256SUMS.part
  ef7b61bd854f0d3c39f356ef85ac18d37c5740874111f5ce46f7ce3381e714ca  guix-build-6ba17d4955b7/output/x86_64-w64-mingw32/bitcoin-6ba17d4955b7-win64-debug.zip
  c419324597487f248143a076d6eb2a56b0dbf5ce690ca89afaaee5c6b352e1a1  guix-build-6ba17d4955b7/output/x86_64-w64-mingw32/bitcoin-6ba17d4955b7-win64-setup-unsigned.exe
  a18ff1e3026cd9fc08dd7b500c06a343462aef4a37538608d940d1845bcdb94a  guix-build-6ba17d4955b7/output/x86_64-w64-mingw32/bitcoin-6ba17d4955b7-win64-unsigned.tar.gz
  7e4ee0669940f4b8c1a12dab836898511a60f06a62057ac03beaca8bb693bfb4  guix-build-6ba17d4955b7/output/x86_64-w64-mingw32/bitcoin-6ba17d4955b7-win64.zip
  ```

ACKs for top commit:
  sipsorcery:
    ACK 6ba17d4955b75b4f4064a817dd55427f25b194bf.

Tree-SHA512: 1acc24c0cb36dbc30311f4eee64e3d4737c828b97039be0f72cfe061bcb8c4d5c830d7792f503e711e219a62d85b7e07cdff3510cbd4f8d46895a7cb66b88219
This commit is contained in:
fanquake 2023-01-14 12:18:23 +00:00 committed by pasta
parent b6bde7322c
commit 0dd997c4e5
No known key found for this signature in database
GPG Key ID: 52527BEDABE87984
2 changed files with 15 additions and 8 deletions
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7
contrib/devtools/security-check.py
View File

@ -146,6 +146,12 @@ def check_PE_control_flow(binary) -> bool:
return True
return False
def check_PE_Canary(binary) -> bool:
'''
Check for use of stack canary
'''
return binary.has_symbol('__stack_chk_fail')
def check_MACHO_NOUNDEFS(binary) -> bool:
'''
Check for no undefined references.
@ -203,6 +209,7 @@ BASE_PE = [
('NX', check_NX),
('RELOC_SECTION', check_PE_RELOC_SECTION),
('CONTROL_FLOW', check_PE_control_flow),
('Canary', check_PE_Canary),
]
BASE_MACHO = [

16
contrib/devtools/test-security-check.py
View File

@ -94,19 +94,19 @@ class TestSecurityChecks(unittest.TestCase):
cc = determine_wellknown_cmd('CC', 'x86_64-w64-mingw32-gcc')
write_testcode(source)
self.assertEqual(call_security_check(cc, source, executable, ['-Wl,--disable-nxcompat','-Wl,--disable-reloc-section','-Wl,--disable-dynamicbase','-Wl,--disable-high-entropy-va','-no-pie','-fno-PIE']),
(1, executable+': failed PIE DYNAMIC_BASE HIGH_ENTROPY_VA NX RELOC_SECTION CONTROL_FLOW'))
self.assertEqual(call_security_check(cc, source, executable, ['-Wl,--nxcompat','-Wl,--disable-reloc-section','-Wl,--disable-dynamicbase','-Wl,--disable-high-entropy-va','-no-pie','-fno-PIE']),
self.assertEqual(call_security_check(cc, source, executable, ['-Wl,--disable-nxcompat','-Wl,--disable-reloc-section','-Wl,--disable-dynamicbase','-Wl,--disable-high-entropy-va','-no-pie','-fno-PIE','-fno-stack-protector']),
(1, executable+': failed PIE DYNAMIC_BASE HIGH_ENTROPY_VA NX RELOC_SECTION CONTROL_FLOW Canary'))
self.assertEqual(call_security_check(cc, source, executable, ['-Wl,--nxcompat','-Wl,--disable-reloc-section','-Wl,--disable-dynamicbase','-Wl,--disable-high-entropy-va','-no-pie','-fno-PIE','-fstack-protector-all', '-lssp']),
(1, executable+': failed PIE DYNAMIC_BASE HIGH_ENTROPY_VA RELOC_SECTION CONTROL_FLOW'))
self.assertEqual(call_security_check(cc, source, executable, ['-Wl,--nxcompat','-Wl,--enable-reloc-section','-Wl,--disable-dynamicbase','-Wl,--disable-high-entropy-va','-no-pie','-fno-PIE']),
self.assertEqual(call_security_check(cc, source, executable, ['-Wl,--nxcompat','-Wl,--enable-reloc-section','-Wl,--disable-dynamicbase','-Wl,--disable-high-entropy-va','-no-pie','-fno-PIE','-fstack-protector-all', '-lssp']),
(1, executable+': failed PIE DYNAMIC_BASE HIGH_ENTROPY_VA CONTROL_FLOW'))
self.assertEqual(call_security_check(cc, source, executable, ['-Wl,--nxcompat','-Wl,--enable-reloc-section','-Wl,--disable-dynamicbase','-Wl,--disable-high-entropy-va','-pie','-fPIE']),
self.assertEqual(call_security_check(cc, source, executable, ['-Wl,--nxcompat','-Wl,--enable-reloc-section','-Wl,--disable-dynamicbase','-Wl,--disable-high-entropy-va','-pie','-fPIE','-fstack-protector-all', '-lssp']),
(1, executable+': failed PIE DYNAMIC_BASE HIGH_ENTROPY_VA CONTROL_FLOW')) # -pie -fPIE does nothing unless --dynamicbase is also supplied
self.assertEqual(call_security_check(cc, source, executable, ['-Wl,--nxcompat','-Wl,--enable-reloc-section','-Wl,--dynamicbase','-Wl,--disable-high-entropy-va','-pie','-fPIE']),
self.assertEqual(call_security_check(cc, source, executable, ['-Wl,--nxcompat','-Wl,--enable-reloc-section','-Wl,--dynamicbase','-Wl,--disable-high-entropy-va','-pie','-fPIE','-fstack-protector-all', '-lssp']),
(1, executable+': failed HIGH_ENTROPY_VA CONTROL_FLOW'))
self.assertEqual(call_security_check(cc, source, executable, ['-Wl,--nxcompat','-Wl,--enable-reloc-section','-Wl,--dynamicbase','-Wl,--high-entropy-va','-pie','-fPIE']),
self.assertEqual(call_security_check(cc, source, executable, ['-Wl,--nxcompat','-Wl,--enable-reloc-section','-Wl,--dynamicbase','-Wl,--high-entropy-va','-pie','-fPIE','-fstack-protector-all', '-lssp']),
(1, executable+': failed CONTROL_FLOW'))
self.assertEqual(call_security_check(cc, source, executable, ['-Wl,--nxcompat','-Wl,--enable-reloc-section','-Wl,--dynamicbase','-Wl,--high-entropy-va','-pie','-fPIE', '-fcf-protection=full']),
self.assertEqual(call_security_check(cc, source, executable, ['-Wl,--nxcompat','-Wl,--enable-reloc-section','-Wl,--dynamicbase','-Wl,--high-entropy-va','-pie','-fPIE', '-fcf-protection=full','-fstack-protector-all', '-lssp']),
(0, ''))
clean_files(source, executable)