CVE-2025-6269

low-risk
Published 2025-06-19

A vulnerability classified as critical was found in HDF5 up to 1.14.6. Affected by this vulnerability is the function H5C__reconstruct_cache_entry of the file H5Cimage.c. The manipulation leads to heap-based buffer overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.

Do I need to act?

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0.05% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.3/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Hdfgroup

References (6)

Exploit https://github.com/HDFGroup/hdf5/issues/5579
Exploit https://github.com/user-attachments/files/20626503/reproduce.tar.gz
Permissions Required https://vuldb.com/?ctiid.313273
Third Party Advisory https://vuldb.com/?id.313273
Third Party Advisory https://vuldb.com/?submit.592587
Exploit https://github.com/HDFGroup/hdf5/issues/5579
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal