[issue39453] Use-after-free in list contain

[STINNER Victor]

STINNER Victor <vstinner at python.org> added the comment:


New changeset f64abd10563c25a94011f9e3335fd8a1cf47c205 by Dong-hee Na in branch '3.8':
[3.8] bpo-39453: Fix contains method of list to hold strong references (GH-18204)
https://github.com/python/cpython/commit/f64abd10563c25a94011f9e3335fd8a1cf47c205


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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue39453>
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