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gh-60198: Prevent memoryview pointing to freed heap memory #105290

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furkanonder wants to merge 11 commits into from
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gh-60198: Prevent memoryview pointing to freed heap memory #105290

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426d495
Prevent memoryview points to freed heap memory.
furkanonder Jun 4, 2023
d106d12
Merge branch 'main' into issue-60198
furkanonder Jun 4, 2023
3a5a604
Merge branch 'main' into issue-60198
furkanonder Jun 5, 2023
27cd033
Merge branch 'main' into issue-60198
furkanonder Jun 6, 2023
bb29de1
Merge branch 'main' into issue-60198
furkanonder Jul 22, 2023
1809a2a
Don't reduce ref count for memobj in _bufferedwriter_raw_write
furkanonder Jul 22, 2023
7b2cdda
Use _PyErr_ChainExceptions1 instead of _PyErr_ChainExceptions
furkanonder Jul 22, 2023
83a4bf4
📜🤖 Added by blurb_it.
blurb-it[bot] Jul 23, 2023
ad03e4a
Mention Co-Author in the News entry
furkanonder Jul 23, 2023
c837064
Merge branch 'main' into issue-60198
furkanonder Jul 23, 2023
7a81f60
Add test case to reproduce issue
furkanonder Jul 23, 2023
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Don't reduce ref count for memobj in _bufferedwriter_raw_write
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@furkanonder
furkanonder committed Jul 22, 2023
commit 1809a2ac371726d24a522e948f51727fc9dca8fd
1 change: 0 additions & 1 deletion Modules/_io/bufferedio.c
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Expand Up @@ -1933,7 +1933,6 @@ _bufferedwriter_raw_write(buffered *self, char *start, Py_ssize_t len)
PyErr_Fetch(&exc, &val, &tb);
release_res = PyObject_CallMethod(memobj, "release", NULL);
_PyErr_ChainExceptions(exc, val, tb);
Py_DECREF(memobj);
if (release_res == NULL) {
Py_XDECREF(res);
return -1;
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