CVE-2025-6516
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.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | affected | |
| debian | bullseye | affected | |
| debian | forky | affected | |
| debian | sid | affected | |
| debian | trixie | affected | |
| sles | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| hdfgroup | hdf5 | {"endIncluding":"1.14.6"} | |
References
- https://github.com/HDFGroup/hdf5/issues/5581
- https://github.com/user-attachments/files/20626851/reproduce.tar.gz
- https://vuldb.com/?ctiid.313636
- https://vuldb.com/?id.313636
- https://vuldb.com/?submit.592589
- https://security-tracker.debian.org/tracker/CVE-2025-6516
- https://www.suse.com/security/cve/CVE-2025-6516.html
CWEs
CWE-119 CWE-122 CWE-787
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.