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authorSimon <simon@hardwired.org.uk>2011-03-22 17:58:52 (GMT)
committer Simon <simon@hardwired.org.uk>2011-03-22 17:58:52 (GMT)
commit2e401babb793238564ca640fc802a52ab7f6c293 (patch)
tree87a9b471e82604e76f96d556f5771322fb31818a /src/python/stdlib/test/crashers/bogus_code_obj.py
parentc096b2b14a200a0cc0a08cfea839c9e7f4edf22e (diff)
parent04a9cbcb8855e64db660a8c6e23d79114b4afd83 (diff)
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Diffstat (limited to 'src/python/stdlib/test/crashers/bogus_code_obj.py')
-rw-r--r--src/python/stdlib/test/crashers/bogus_code_obj.py19
1 files changed, 19 insertions, 0 deletions
diff --git a/src/python/stdlib/test/crashers/bogus_code_obj.py b/src/python/stdlib/test/crashers/bogus_code_obj.py
new file mode 100644
index 0000000..613ae51
--- /dev/null
+++ b/src/python/stdlib/test/crashers/bogus_code_obj.py
@@ -0,0 +1,19 @@
+"""
+Broken bytecode objects can easily crash the interpreter.
+
+This is not going to be fixed. It is generally agreed that there is no
+point in writing a bytecode verifier and putting it in CPython just for
+this. Moreover, a verifier is bound to accept only a subset of all safe
+bytecodes, so it could lead to unnecessary breakage.
+
+For security purposes, "restricted" interpreters are not going to let
+the user build or load random bytecodes anyway. Otherwise, this is a
+"won't fix" case.
+
+"""
+
+import types
+
+co = types.CodeType(0, 0, 0, 0, '\x04\x71\x00\x00', (),
+ (), (), '', '', 1, '')
+exec co