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Title: [3.13] gh-143195: fix UAF in `{bytearray,memoryview}.hex(sep)` via re-entrant `sep.__len__` (GH-143209) by picnixz · Pull Request #143220 · python/cpython · GitHub

Open Graph Title: [3.13] gh-143195: fix UAF in `{bytearray,memoryview}.hex(sep)` via re-entrant `sep.__len__` (GH-143209) by picnixz · Pull Request #143220 · python/cpython

X Title: [3.13] gh-143195: fix UAF in `{bytearray,memoryview}.hex(sep)` via re-entrant `sep.__len__` (GH-143209) by picnixz · Pull Request #143220 · python/cpython

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Open Graph Description: (cherry picked from commit 9976c2b) Issue: Use-after-free in _Py_strhex_impl via re-entrant sep.__len__ in bytearray.hex #143195

X Description: (cherry picked from commit 9976c2b) Issue: Use-after-free in _Py_strhex_impl via re-entrant sep.__len__ in bytearray.hex #143195

Opengraph URL: https://github.com/python/cpython/pull/143220

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