cache reconstruction

About this tag
Discussions tagged with 'cache reconstruction' on WindowsForum.com focus on a critical security vulnerability in the HDF5 library, tracked as CVE-2025-6269. This flaw involves a heap-based buffer overflow in the HDF5 cache reconstruction routine, specifically in the H5C__reconstruct_cache_entry function within H5Cimage.c. The vulnerability affects HDF5 releases up to and including 1.14.6 and can be triggered by local manipulation of crafted HDF5 data, leading to process crashes and potential memory corruption. The tag covers technical details of the vulnerability, its impact, and related discussions about unpatched systems.

  1. CVE-2025-6269: HDF5 Heap Overflow in Cache Reconstruction

    A critical heap‑based buffer overflow affecting HDF5's cache reconstruction routine — tracked as CVE‑2025‑6269 — was disclosed in mid‑June 2025 and affects HDF5 releases up to and including 1.14.6; the flaw lives in the function H5C__reconstruct_cache_entry inside H5Cimage.c and can be triggered...
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