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Title: gh-99240: Reset pointer to NULL when the pointed memory is freed in argument parsing by colorfulappl · Pull Request #99890 · python/cpython · GitHub

Open Graph Title: gh-99240: Reset pointer to NULL when the pointed memory is freed in argument parsing by colorfulappl · Pull Request #99890 · python/cpython

X Title: gh-99240: Reset pointer to NULL when the pointed memory is freed in argument parsing by colorfulappl · Pull Request #99890 · python/cpython

Description: In the family of _PyArg_Parse functions, pointers can be passed in as arguments to store the parsed PyArgs. If a pointer is assigned to newly allocated memory and the memory is freed as a result of an error while parsing the subsequent PyArgs, the pointer should be set to NULL; otherwise, it leaks the freed memory. Issue: gh-99240

Open Graph Description: In the family of _PyArg_Parse functions, pointers can be passed in as arguments to store the parsed PyArgs. If a pointer is assigned to newly allocated memory and the memory is freed as a result of...

X Description: In the family of _PyArg_Parse functions, pointers can be passed in as arguments to store the parsed PyArgs. If a pointer is assigned to newly allocated memory and the memory is freed as a result of...

Opengraph URL: https://github.com/python/cpython/pull/99890

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9271e85 Reset pointer to NULL when memory is freed colorfulappl Nov 30, 2022 https://github.com/python/cpython/pull/99890/commits/9271e851ef23f9288bdbbcf578dbc723ebae7dd5
eba62a3 Add news colorfulappl Nov 30, 2022 https://github.com/python/cpython/pull/99890/commits/eba62a3d8c21fa2699b02b72bdbef97c49fb1c6b
39895ee Remove unnecessary null-check colorfulappl Dec 14, 2022 https://github.com/python/cpython/pull/99890/commits/39895eeb7fc7fb0d67ee696e9e2379ce6577a134
ef866b2 Add test colorfulappl Dec 15, 2022 https://github.com/python/cpython/pull/99890/commits/ef866b2e1531135b709f162bf5dae6633e3990f6
357576b Fix an error colorfulappl Dec 16, 2022 https://github.com/python/cpython/pull/99890/commits/357576b66ae56e8fbadc528bd6550df8941abadd
0424701 PyMem_FREE -> PyMem_Free kumaraditya303 Dec 16, 2022 https://github.com/python/cpython/pull/99890/commits/0424701d3dc79b480aafecae59c10b3005258bd7
4a7d386 Update Modules/_testcapi/getargs.c kumaraditya303 Dec 16, 2022 https://github.com/python/cpython/pull/99890/commits/4a7d386170eac52e509160c613ed94c1e288a510
1d3b069 Merge branch 'main' into clear_freed_pointer kumaraditya303 Dec 16, 2022 https://github.com/python/cpython/pull/99890/commits/1d3b069ee929bf4309521e0488330eee7248f6a5
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