CVE-2025-6818

Summary

A vulnerability, which was classified as problematic, was found in HDF5 1.14.6. Affected is the function H5O__chunk_protect of the file /src/H5Ochunk.c. The manipulation leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed to the public and may be used.

Affected Software

Weaknesses

• CWE-122: Heap-based Buffer Overflow
• CWE-119: Memory Corruption

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: poc
  • Automatable: no
  • Technical Impact: partial

Additional References

• https://github.com/HDFGroup/hdf5/issues/5573

References

• https://vuldb.com/?id.314256
• https://vuldb.com/?ctiid.314256
• https://vuldb.com/?submit.602326
• https://github.com/HDFGroup/hdf5/issues/5573
• https://github.com/user-attachments/files/20623382/hdf5_crash_5.txt

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