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| author | Serhiy Storchaka <storchaka@gmail.com> | 2017-06-28 08:30:06 +0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-06-28 08:30:06 +0300 |
| commit | f7eae0adfcd4c50034281b2c69f461b43b68db84 (patch) | |
| tree | 02d6a582fd81f615e71c55365f1b37a774fc0a4e /Modules/nismodule.c | |
| parent | 592eda123329bb5ce2bffcbe3701be6b909f1b2a (diff) | |
| download | cpython-git-f7eae0adfcd4c50034281b2c69f461b43b68db84.tar.gz | |
[security] bpo-13617: Reject embedded null characters in wchar* strings. (#2302)
Based on patch by Victor Stinner.
Add private C API function _PyUnicode_AsUnicode() which is similar to
PyUnicode_AsUnicode(), but checks for null characters.
Diffstat (limited to 'Modules/nismodule.c')
| -rw-r--r-- | Modules/nismodule.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/Modules/nismodule.c b/Modules/nismodule.c index b6a855c577..a9028bbfe5 100644 --- a/Modules/nismodule.c +++ b/Modules/nismodule.c @@ -169,6 +169,7 @@ nis_match (PyObject *self, PyObject *args, PyObject *kwdict) return NULL; if ((bkey = PyUnicode_EncodeFSDefault(ukey)) == NULL) return NULL; + /* check for embedded null bytes */ if (PyBytes_AsStringAndSize(bkey, &key, &keylen) == -1) { Py_DECREF(bkey); return NULL; |