Description
A vulnerability, which was classified as critical, was found in HDF5 1.14.6. This affects the function H5Z__scaleoffset_decompress_one_byte of the component Scale-Offset Filter. 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. The vendor plans to fix this issue in an upcoming release.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | HDF5 | 1.14.6 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | hdf5 | No fix yet | — |
| Debian 13 | hdf5 | No fix yet | — |
| Debian 12 | hdf5 | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | hdf5 | No fix yet | — |
| Ubuntu 26.04 LTS | hdf5 | No fix yet | — |
| Ubuntu 25.10 | hdf5 | No fix yet | — |
| Ubuntu 24.04 LTS | hdf5 | No fix yet | — |
| Ubuntu 22.04 LTS | hdf5 | No fix yet | — |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 20.04 LTS | hdf5 | No fix yet | — |
| Ubuntu Pro 18.04 LTS | hdf5 | No fix yet | — |
| Ubuntu Pro 16.04 LTS | hdf5 | No fix yet | — |
| Ubuntu Pro 14.04 LTS | hdf5 | No fix yet | — |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | hdf5 | 1.14.6-6 | — |
| Azure Linux 2 (CBL-Mariner) | hdf5 | No fix yet | — |
References
- VDB-299721 | HDF5 Scale-Offset Filter H5Z__scaleoffset_decompress_one_byte heap-based overflow vdb-entry technical-description
- VDB-299721 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- Submit #514531 | HDFGroup hdf5 v1.14.6 Buffer Overflow third-party-advisory
- https://github.com/madao123123/crash_report/blob/main/hdf5_poc/hdf5_poc2.md exploit