GeezerVison is showing github.com — [3.13] gh-157335: Fix out-of-bounds write in mmap.mmap.__setitem__ (#157438) by vstinner · Pull Request #158028 · python/cpython
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vstinner
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Sep 23, 2026
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Fix out-of-bounds write in mmap.mmap.setitem() that could occur when converting the index or the assigned value (via index() for a single item, or via the buffer protocol for a slice) resized or closed the mmap object during the assignment.
(cherry picked from commit 09bf4c5)
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…thon#157438)
Fix out-of-bounds write in mmap.mmap.__setitem__() that could occur
when converting the index or the assigned value (via __index__()
for a single item, or via the buffer protocol for a slice) resized or closed
the mmap object during the assignment.
Co-authored-by: Victor Stinner <[email protected]>
(cherry picked from commit 09bf4c5)
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