CVE-2025-6856
Low
Description
A vulnerability, which was classified as problematic, was found in HDF5 1.14.6. Affected is the function H5FL__reg_gc_list of the file src/H5FL.c. The manipulation leads to use after free. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.
SeverityLow
CVSS3.3
Exploit probability—
ProductHdfgroup Hdf5
PublishedJun 29, 2025
First seenJun 29, 2025
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| hdfgroup hdf5 | 1.14.6 | — |
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