Vulnerability Description
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.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Hdfgroup | Hdf5 | 1.14.6 |
Related Weaknesses (CWE)
References
- https://github.com/HDFGroup/hdf5/issues/5573ExploitIssue TrackingThird Party Advisory
- https://github.com/user-attachments/files/20623382/hdf5_crash_5.txtExploit
- https://vuldb.com/?ctiid.314256Permissions Required
- https://vuldb.com/?id.314256Third Party AdvisoryVDB Entry
- https://vuldb.com/?submit.602326Third Party AdvisoryVDB Entry
- https://github.com/HDFGroup/hdf5/issues/5573ExploitIssue TrackingThird Party Advisory
FAQ
What is CVE-2025-6818?
CVE-2025-6818 is a vulnerability with a CVSS score of 3.3 (LOW). 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 ove...
How severe is CVE-2025-6818?
CVE-2025-6818 has been rated LOW with a CVSS base score of 3.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-6818?
Check the references section above for vendor advisories and patch information. Affected products include: Hdfgroup Hdf5.