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Title: [3.13] gh-143543: Fix re-entrant use-after-free in itertools.groupby (GH-143738) by miss-islington · Pull Request #144627 · python/cpython · GitHub

Open Graph Title: [3.13] gh-143543: Fix re-entrant use-after-free in itertools.groupby (GH-143738) by miss-islington · Pull Request #144627 · python/cpython

X Title: [3.13] gh-143543: Fix re-entrant use-after-free in itertools.groupby (GH-143738) by miss-islington · Pull Request #144627 · python/cpython

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Open Graph Description: (cherry picked from commit a91b5c3) Co-authored-by: VanshAgarwal24036 148854295+VanshAgarwal24036@users.noreply.github.com Co-authored-by: Sergey B Kirpichev skirpichev@gmail.com Co-authored-by: Pe...

X Description: (cherry picked from commit a91b5c3) Co-authored-by: VanshAgarwal24036 148854295+VanshAgarwal24036@users.noreply.github.com Co-authored-by: Sergey B Kirpichev skirpichev@gmail.com Co-authored-by: Pe...

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[3.13] gh-143543: Fix re-entrant use-after-free in itertools.groupby (GH-143738)https://github.com/python/cpython/pull/144627#top
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Use-after-free in itertools.groupby via re-entrant key comparison through __eq__ #143543https://github.com/python/cpython/issues/143543
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