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author | Michael W. Hudson <mwh@python.net> | 2005-06-13 18:28:46 +0000 |
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committer | Michael W. Hudson <mwh@python.net> | 2005-06-13 18:28:46 +0000 |
commit | 57659535cc889c0fb9da55f77c74f4115f449243 (patch) | |
tree | 240ae9b4f6947c34bff60aae96e0938e497033cd /Python/marshal.c | |
parent | 4e2af9b11b0d47162c25b920a37faa3f1954cf1e (diff) | |
download | cpython-57659535cc889c0fb9da55f77c74f4115f449243.tar.gz |
Fix bug
[ 1180997 ] lax error-checking in new-in-2.4 marshal stuff
which I'd assigned to Martin, but actually turned out to be easy to fix.
Also, a test.
Diffstat (limited to 'Python/marshal.c')
-rw-r--r-- | Python/marshal.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Python/marshal.c b/Python/marshal.c index 6c65700966..7f38a467f9 100644 --- a/Python/marshal.c +++ b/Python/marshal.c @@ -648,6 +648,10 @@ r_object(RFILE *p) case TYPE_STRINGREF: n = r_long(p); + if (n < 0 || n >= PyList_GET_SIZE(p->strings)) { + PyErr_SetString(PyExc_ValueError, "bad marshal data"); + return NULL; + } v = PyList_GET_ITEM(p->strings, n); Py_INCREF(v); return v; |