gh-134070: Fix mi_clz32/mi_ctz32 to prevent out-of-bounds read (GH-134149) by vedant713 · Pull Request #134157 · python/cpython
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Fixed an out-of-bounds read in the generic implementation of mi_clz32 and mi_ctz32 in the integrated mimalloc allocator.
This issue could occur on platforms with 64-bit unsigned long values.
The fix follows the approach from the upstream patch in microsoft/mimalloc:
microsoft/mimalloc@ed3184752c80f73e362
vedant713 added 4 commits
picnixz
commented
May 17, 2025
picnixz commented
Member
Please do not open multiple PRs. Close either of the two.
vedant713 added 2 commits
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picnixz
commented
May 17, 2025
picnixz commented
Member
I'm going to close this one: see #134149 (comment).
vedant713
commented
May 17, 2025
vedant713 commented
Author
I'm sorry for this,fresh contributor still learning!
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