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Title: bpo-34656: Avoid relying on signed overflow in _pickle memos. by benjaminp · Pull Request #9261 · python/cpython · GitHub

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Feb 25, 2019 https://github.com/python/cpython/pull/9261#ref-commit-4b42d57
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[3.4]https://github.com/python/cpython/commit/4b42d575bf0fb01192b3ec54b7e224b238691527
bpo-34656https://bugs.python.org/issue?@action=redirect&bpo=34656
: Avoid relying on signed overflow in _pickle memos (https://github.com/python/cpython/commit/4b42d575bf0fb01192b3ec54b7e224b238691527
G…https://github.com/python/cpython/pull/9261
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…H-9261https://github.com/python/cpython/pull/9261
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Feb 26, 2019 https://github.com/python/cpython/pull/9261#ref-commit-ef33dd6
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: Avoid relying on signed overflow in _pickle memos. (https://github.com/python/cpython/commit/ef33dd6036aafbd3f06c1d56e2b1a81dae3da63c
G…https://github.com/python/cpython/pull/9261
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Apr 10, 2022 https://github.com/python/cpython/pull/9261#ref-issue-1198997626
[CVE-2018-20406] memory exhaustion in Modules/_pickle.c:1393 #78837 https://github.com/python/cpython/issues/78837
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