Vulnerability Description
A vulnerability has been found in HDF5 up to 1.14.6 and classified as critical. This vulnerability affects the function H5F_addr_decode_len of the file /hdf5/src/H5Fint.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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Hdfgroup | Hdf5 | <= 1.14.6 |
Related Weaknesses (CWE)
References
- https://github.com/HDFGroup/hdf5/issues/5581ExploitIssue TrackingThird Party Advisory
- https://github.com/user-attachments/files/20626851/reproduce.tar.gzExploit
- https://vuldb.com/?ctiid.313636Permissions RequiredVDB Entry
- https://vuldb.com/?id.313636Third Party AdvisoryVDB Entry
- https://vuldb.com/?submit.592589Third Party AdvisoryVDB Entry
FAQ
What is CVE-2025-6516?
CVE-2025-6516 is a vulnerability with a CVSS score of 5.3 (MEDIUM). A vulnerability has been found in HDF5 up to 1.14.6 and classified as critical. This vulnerability affects the function H5F_addr_decode_len of the file /hdf5/src/H5Fint.c. The manipulation leads to he...
How severe is CVE-2025-6516?
CVE-2025-6516 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-6516?
Check the references section above for vendor advisories and patch information. Affected products include: Hdfgroup Hdf5.