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Multiple Heap Buffer Overflow Vulnerabilities Found in HDF5 v1.14.6

First seen 16 Dec 2025, 09:56 UTC •Api.Msrc.Microsoft •83% similarity •36

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Three vulnerabilities have been identified in HDF5 version 1.14.6, specifically CVE-2025-44904 and CVE-2025-44905, both of which involve heap buffer overflows in different functions. Additionally, CVE-2025-6818 relates to a heap issue in H5Ochunk.c. Affected users should be aware of these vulnerabilities and monitor for updates.

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