saltbundlepy/CVE-2023-52425-libexpat-2.6.0-backport.patch

224 lines
8.1 KiB
Diff
Raw Permalink Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

---
Lib/test/support/__init__.py | 16 ++++++++++++++--
Lib/test/test_minidom.py | 23 +++++++++--------------
Lib/test/test_pyexpat.py | 12 +++++-------
Lib/test/test_sax.py | 18 +++++++++---------
Lib/test/test_xml_etree.py | 12 ------------
5 files changed, 37 insertions(+), 44 deletions(-)
--- a/Lib/test/support/__init__.py
+++ b/Lib/test/support/__init__.py
@@ -8,6 +8,7 @@ import dataclasses
import functools
import os
import re
+import pyexpat
import stat
import sys
import sysconfig
@@ -56,7 +57,7 @@ __all__ = [
"run_with_tz", "PGO", "missing_compiler_executable",
"ALWAYS_EQ", "NEVER_EQ", "LARGEST", "SMALLEST",
"LOOPBACK_TIMEOUT", "INTERNET_TIMEOUT", "SHORT_TIMEOUT", "LONG_TIMEOUT",
- "skip_on_s390x",
+ "skip_on_s390x", "fails_with_expat_2_6_0", "is_expat_2_6_0"
]
@@ -2240,6 +2241,17 @@ def copy_python_src_ignore(path, names):
}
return ignored
-#Windows doesn't have os.uname() but it doesn't support s390x.
+
+# Windows doesn't have os.uname() but it doesn't support s390x.
skip_on_s390x = unittest.skipIf(hasattr(os, 'uname') and os.uname().machine == 's390x',
'skipped on s390x')
+
+
+@functools.lru_cache
+def _is_expat_2_6_0():
+ return hasattr(pyexpat.ParserCreate(), 'SetReparseDeferralEnabled')
+is_expat_2_6_0 = _is_expat_2_6_0()
+
+fails_with_expat_2_6_0 = (unittest.expectedFailure
+ if is_expat_2_6_0
+ else lambda test: test)
--- a/Lib/test/test_minidom.py
+++ b/Lib/test/test_minidom.py
@@ -6,7 +6,6 @@ import io
from test import support
import unittest
-import pyexpat
import xml.dom.minidom
from xml.dom.minidom import parse, Attr, Node, Document, parseString
@@ -1163,13 +1162,11 @@ class MinidomTest(unittest.TestCase):
# Verify that character decoding errors raise exceptions instead
# of crashing
- if pyexpat.version_info >= (2, 4, 5):
- self.assertRaises(ExpatError, parseString,
- b'<fran\xe7ais></fran\xe7ais>')
- self.assertRaises(ExpatError, parseString,
- b'<franais>Comment \xe7a va ? Tr\xe8s bien ?</franais>')
- else:
- self.assertRaises(UnicodeDecodeError, parseString,
+ # It doesnt make any sense to insist on the exact text of the
+ # error message, or even the exact Exception … it is enough that
+ # the error has been discovered.
+ with self.assertRaises((UnicodeDecodeError, ExpatError)):
+ parseString(
b'<fran\xe7ais>Comment \xe7a va ? Tr\xe8s bien ?</fran\xe7ais>')
doc.unlink()
@@ -1631,12 +1628,10 @@ class MinidomTest(unittest.TestCase):
self.confirm(doc2.namespaceURI == xml.dom.EMPTY_NAMESPACE)
def testExceptionOnSpacesInXMLNSValue(self):
- if pyexpat.version_info >= (2, 4, 5):
- context = self.assertRaisesRegex(ExpatError, 'syntax error')
- else:
- context = self.assertRaisesRegex(ValueError, 'Unsupported syntax')
-
- with context:
+ # It doesnt make any sense to insist on the exact text of the
+ # error message, or even the exact Exception … it is enough that
+ # the error has been discovered.
+ with self.assertRaises((ExpatError, ValueError)):
parseString('<element xmlns:abc="http:abc.com/de f g/hi/j k"><abc:foo /></element>')
def testDocRemoveChild(self):
--- a/Lib/test/test_pyexpat.py
+++ b/Lib/test/test_pyexpat.py
@@ -14,8 +14,7 @@ from test.support import os_helper
from xml.parsers import expat
from xml.parsers.expat import errors
-from test.support import sortdict, is_emscripten, is_wasi
-
+from test.support import sortdict, is_emscripten, is_wasi, is_expat_2_6_0
class SetAttributeTest(unittest.TestCase):
def setUp(self):
@@ -770,9 +769,8 @@ class ReparseDeferralTest(unittest.TestC
self.assertIs(parser.GetReparseDeferralEnabled(), enabled)
def test_reparse_deferral_enabled(self):
- if expat.version_info < (2, 6, 0):
- self.skipTest(f'Expat {expat.version_info} does not '
- 'support reparse deferral')
+ if not is_expat_2_6_0:
+ self.skipTest("Linked libexpat doesn't support reparse deferral")
started = []
@@ -801,9 +799,9 @@ class ReparseDeferralTest(unittest.TestC
parser = expat.ParserCreate()
parser.StartElementHandler = start_element
- if expat.version_info >= (2, 6, 0):
+ if is_expat_2_6_0:
parser.SetReparseDeferralEnabled(False)
- self.assertFalse(parser.GetReparseDeferralEnabled())
+ self.assertFalse(parser.GetReparseDeferralEnabled())
for chunk in (b'<doc', b'/>'):
parser.Parse(chunk, False)
--- a/Lib/test/test_sax.py
+++ b/Lib/test/test_sax.py
@@ -19,13 +19,11 @@ from xml.sax.xmlreader import InputSourc
from io import BytesIO, StringIO
import codecs
import os.path
-import pyexpat
import shutil
import sys
from urllib.error import URLError
import urllib.request
-from test.support import os_helper
-from test.support import findfile
+from test.support import os_helper, findfile, is_expat_2_6_0
from test.support.os_helper import FakePath, TESTFN
@@ -1215,10 +1213,10 @@ class ExpatReaderTest(XmlTestBase):
self.assertEqual(result.getvalue(), start + b"<doc>text</doc>")
- @unittest.skipIf(pyexpat.version_info < (2, 6, 0),
- f'Expat {pyexpat.version_info} does not '
- 'support reparse deferral')
def test_flush_reparse_deferral_enabled(self):
+ if not is_expat_2_6_0:
+ self.skipTest("Linked libexpat doesn't support reparse deferral")
+
result = BytesIO()
xmlgen = XMLGenerator(result)
parser = create_parser()
@@ -1241,6 +1239,9 @@ class ExpatReaderTest(XmlTestBase):
self.assertEqual(result.getvalue(), start + b"<doc></doc>")
def test_flush_reparse_deferral_disabled(self):
+ if not is_expat_2_6_0:
+ self.skipTest("Linked libexpat doesn't support reparse deferral")
+
result = BytesIO()
xmlgen = XMLGenerator(result)
parser = create_parser()
@@ -1249,9 +1250,8 @@ class ExpatReaderTest(XmlTestBase):
for chunk in ("<doc", ">"):
parser.feed(chunk)
- if pyexpat.version_info >= (2, 6, 0):
- parser._parser.SetReparseDeferralEnabled(False)
- self.assertEqual(result.getvalue(), start) # i.e. no elements started
+ parser._parser.SetReparseDeferralEnabled(False)
+ self.assertEqual(result.getvalue(), start) # i.e. no elements started
self.assertFalse(parser._parser.GetReparseDeferralEnabled())
--- a/Lib/test/test_xml_etree.py
+++ b/Lib/test/test_xml_etree.py
@@ -13,7 +13,6 @@ import itertools
import operator
import os
import pickle
-import pyexpat
import sys
import textwrap
import types
@@ -1424,12 +1423,6 @@ class XMLPullParserTest(unittest.TestCas
self.assert_event_tags(parser, [('end', 'root')])
self.assertIsNone(parser.close())
- def test_simple_xml_chunk_1(self):
- self.test_simple_xml(chunk_size=1, flush=True)
-
- def test_simple_xml_chunk_5(self):
- self.test_simple_xml(chunk_size=5, flush=True)
-
def test_simple_xml_chunk_22(self):
self.test_simple_xml(chunk_size=22)
@@ -1627,9 +1620,6 @@ class XMLPullParserTest(unittest.TestCas
with self.assertRaises(ValueError):
ET.XMLPullParser(events=('start', 'end', 'bogus'))
- @unittest.skipIf(pyexpat.version_info < (2, 6, 0),
- f'Expat {pyexpat.version_info} does not '
- 'support reparse deferral')
def test_flush_reparse_deferral_enabled(self):
parser = ET.XMLPullParser(events=('start', 'end'))
@@ -1656,8 +1646,6 @@ class XMLPullParserTest(unittest.TestCas
for chunk in ("<doc", ">"):
parser.feed(chunk)
-
- if pyexpat.version_info >= (2, 6, 0):
if not ET is pyET:
self.skipTest(f'XMLParser.(Get|Set)ReparseDeferralEnabled '
'methods not available in C')