Description
HDF5 through 1.14.3 contains a buffer overflow in H5Z__filter_scaleoffset, resulting in the corruption of the instruction pointer and causing denial of service or potential code execution.
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 | 1.14.5+repack-1 | — |
| Debian 13 | hdf5 | 1.14.5+repack-1 | — |
| Debian 12 | hdf5 | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| 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 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux Ai 1 | hdf5 +5 | 1.14.6-3.1.el9ai | RHSA-2025:3801 |
| Red Hat Enterprise Linux Ai 1 | libaec +1 | 1.1.3-1.el9ai | RHSA-2025:3801 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | hdf5 | 1.14.4.3-1 | — |
| Azure Linux 2 (CBL-Mariner) | hdf5 | 1.14.4-1 | — |
Advisories 2
- RHSA-2025:3801 Red Hat Security Advisory: RHEL AI 1.5 hdf5 security update Red Hat Security Advisories (RHSA) · Mar 18, 2026
- WID-SEC-2025-0951 Red Hat Enterprise Linux AI (HDF5): Mehrere Schwachstellen BSI CERT-Bund (WID) · May 6, 2025