diff options
Diffstat (limited to 'meta-python/recipes-devtools/python/python3-pillow/CVE-2023-50447-2.patch')
-rw-r--r-- | meta-python/recipes-devtools/python/python3-pillow/CVE-2023-50447-2.patch | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/meta-python/recipes-devtools/python/python3-pillow/CVE-2023-50447-2.patch b/meta-python/recipes-devtools/python/python3-pillow/CVE-2023-50447-2.patch new file mode 100644 index 0000000000..9c5d3fbcdc --- /dev/null +++ b/meta-python/recipes-devtools/python/python3-pillow/CVE-2023-50447-2.patch @@ -0,0 +1,54 @@ +From 0ca3c33c59927e1c7e0c14dbc1eea1dfb2431a80 Mon Sep 17 00:00:00 2001 +From: Andrew Murray <radarhere@users.noreply.github.com> +Date: Sat, 28 Oct 2023 15:58:52 +1100 +Subject: [PATCH] Allow ops + +Upstream-Status: Backport [https://github.com/python-pillow/Pillow/commit/0ca3c33c59927e1c7e0c14dbc1eea1dfb2431a80] +CVE: CVE-2023-50447 +Signed-off-by: Vijay Anusuri <vanusuri@mvista.com> +--- + Tests/test_imagemath.py | 4 ++++ + src/PIL/ImageMath.py | 9 +++++---- + 2 files changed, 9 insertions(+), 4 deletions(-) + +diff --git a/Tests/test_imagemath.py b/Tests/test_imagemath.py +index da41b3a12..14a58a532 100644 +--- a/Tests/test_imagemath.py ++++ b/Tests/test_imagemath.py +@@ -56,6 +56,10 @@ class TestImageMath(PillowTestCase): + pixel(ImageMath.eval("float(B)**33", images)), "F 8589934592.0" + ) + ++ def test_prevent_double_underscores(): ++ with pytest.raises(ValueError): ++ ImageMath.eval("1", {"__": None}) ++ + def test_logical(self): + self.assertEqual(pixel(ImageMath.eval("not A", images)), 0) + self.assertEqual(pixel(ImageMath.eval("A and B", images)), "L 2") +diff --git a/src/PIL/ImageMath.py b/src/PIL/ImageMath.py +index 4cea3855e..776604e3f 100644 +--- a/src/PIL/ImageMath.py ++++ b/src/PIL/ImageMath.py +@@ -258,13 +258,14 @@ def eval(expression, _dict={}, **kw): + + # build execution namespace + args = ops.copy() +- args.update(_dict) +- args.update(kw) +- for k, v in list(args.items()): +- if '__' in k or hasattr(__builtins__, k): ++ for k in list(_dict.keys()) + list(kw.keys()): ++ if "__" in k or hasattr(__builtins__, k): + msg = f"'{k}' not allowed" + raise ValueError(msg) + ++ args.update(_dict) ++ args.update(kw) ++ for k, v in list(args.items()): + if hasattr(v, "im"): + args[k] = _Operand(v) + +-- +2.25.1 + |