diff --git a/Lib/cProfile.py b/Lib/cProfile.py
index f7000a8bfa0ddb..135a12c3965c00 100755
--- a/Lib/cProfile.py
+++ b/Lib/cProfile.py
@@ -8,6 +8,7 @@
import _lsprof
import importlib.machinery
+import io
import profile as _pyprofile
# ____________________________________________________________
@@ -168,7 +169,7 @@ def main():
else:
progname = args[0]
sys.path.insert(0, os.path.dirname(progname))
- with open(progname, 'rb') as fp:
+ with io.open_code(progname) as fp:
code = compile(fp.read(), progname, 'exec')
spec = importlib.machinery.ModuleSpec(name='__main__', loader=None,
origin=progname)
diff --git a/Lib/profile.py b/Lib/profile.py
index 453e56285c510c..4b82523b03d64b 100755
--- a/Lib/profile.py
+++ b/Lib/profile.py
@@ -25,6 +25,7 @@
import importlib.machinery
+import io
import sys
import time
import marshal
@@ -588,7 +589,7 @@ def main():
else:
progname = args[0]
sys.path.insert(0, os.path.dirname(progname))
- with open(progname, 'rb') as fp:
+ with io.open_code(progname) as fp:
code = compile(fp.read(), progname, 'exec')
spec = importlib.machinery.ModuleSpec(name='__main__', loader=None,
origin=progname)
diff --git a/Lib/trace.py b/Lib/trace.py
index 213e46517d683d..fb9a423ea09fce 100755
--- a/Lib/trace.py
+++ b/Lib/trace.py
@@ -49,6 +49,7 @@
"""
__all__ = ['Trace', 'CoverageResults']
+import io
import linecache
import os
import sys
@@ -716,7 +717,7 @@ def parse_ignore_dir(s):
sys.argv = [opts.progname, *opts.arguments]
sys.path[0] = os.path.dirname(opts.progname)
- with open(opts.progname, 'rb') as fp:
+ with io.open_code(opts.progname) as fp:
code = compile(fp.read(), opts.progname, 'exec')
# try to emulate __main__ namespace as much as possible
globs = {
diff --git a/Misc/NEWS.d/next/Library/2023-04-27-20-03-08.gh-issue-103935.Uaf2M0.rst b/Misc/NEWS.d/next/Library/2023-04-27-20-03-08.gh-issue-103935.Uaf2M0.rst
new file mode 100644
index 00000000000000..71b2d87249c47b
--- /dev/null
+++ b/Misc/NEWS.d/next/Library/2023-04-27-20-03-08.gh-issue-103935.Uaf2M0.rst
@@ -0,0 +1 @@
+Use :func:`io.open_code` for files to be executed instead of raw :func:`open`
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