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| author | Nadeem Vawda <nadeem.vawda@gmail.com> | 2012-11-11 02:19:49 (GMT) |
|---|---|---|
| committer | Nadeem Vawda <nadeem.vawda@gmail.com> | 2012-11-11 02:19:49 (GMT) |
| commit | 9c40022e38ba250c84382e4a4e68a05c0024559d (patch) | |
| tree | 81d54b2a6ff416414ef874ec23a470dc713a5bf2 /Modules | |
| parent | 9ea64e38b5e1b947fef9e53e3f63994b79e264e7 (diff) | |
| parent | ec6dfcffa05414e7ee29cfe88551a3d3dcdaafdc (diff) | |
| download | cpython-9c40022e38ba250c84382e4a4e68a05c0024559d.zip cpython-9c40022e38ba250c84382e4a4e68a05c0024559d.tar.gz cpython-9c40022e38ba250c84382e4a4e68a05c0024559d.tar.bz2 | |
Issue #16411: Fix a bug where zlib.decompressobj().flush() might try to access previously-freed memory.
Patch by Serhiy Storchaka.
Diffstat (limited to 'Modules')
| -rw-r--r-- | Modules/zlibmodule.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Modules/zlibmodule.c b/Modules/zlibmodule.c index 9e1c2ae..213859f 100644 --- a/Modules/zlibmodule.c +++ b/Modules/zlibmodule.c @@ -975,6 +975,8 @@ PyZlib_unflush(compobject *self, PyObject *args) ENTER_ZLIB(self); start_total_out = self->zst.total_out; + self->zst.avail_in = PyBytes_GET_SIZE(self->unconsumed_tail); + self->zst.next_in = (Byte *)PyBytes_AS_STRING(self->unconsumed_tail); self->zst.avail_out = length; self->zst.next_out = (Byte *)PyBytes_AS_STRING(retval); |