PT-2025-13566 · Hdf5+1 · Hdf5+1

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CVE-2025-2923

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Published

2025-03-28

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Updated

2026-01-16

CVSS v3.1

8.8

High

VectorAV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions HDF5 versions up to 1.14.6
Description A problematic issue has been found in HDF5, affecting the function H5F addr encode len of the file src/H5Fint.c. The manipulation of the argument pp leads to a heap-based buffer overflow. This issue requires local attacking to be exploited.
Recommendations For HDF5 versions up to 1.14.6, as a temporary workaround, consider restricting access to the H5F addr encode len function until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Heap Based Buffer Overflow

Buffer Overflow

Memory Corruption

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Weakness Enumeration

Related Identifiers

CVE-2025-2923
ECHO-81DB-9962-17B7
OESA-2026-1131
OESA-2026-1132
OESA-2026-1133
OESA-2026-1134
OESA-2026-1135
OESA-2026-1136

Affected Products

Debian
Hdf5