Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update
Affects Red HatSource GCVE Database
Mentioned vulnerabilities
Public exploit available · CVSS 1.9 Low : upgrade Red Hat hdf5 to 2.3.0 as a priority.
Data as of 4 Nov 2026, 06:30 UTC
Thin evidence
One scorer or none| CNA (HDFG) | CVSS 4.0 | 1.9 |
|---|
- Patch
- Available – fixed in 2.3.0
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:PExploitation evidence
Disclosed: evidence found.
CVE published 3 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: evidence found.
CVSS exploit maturity: proof of concept public
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CVSS vector, the Metasploit, Exploit-DB and nuclei-templates index as of 3 Nov 2026.
What to do
Upgrade HDF5 and hdfgroup/hdf5 to 2.3.0.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| The HDF GroupHDF5 | Affected
| Fixed in
|
GitHubhdfgroup/hdf5pkg:github/hdfgroup/hdf5Other threats | Affected
| Fixed in
|
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
Description
This update includes the following RPMs: hdf5: * hdf5-2.2.0-0.1.5.hum1 (aarch64, s390x, x86_64) * hdf5-devel-2.2.0-0.1.5.hum1 (aarch64, s390x, x86_64) * hdf5-mpich-2.2.0-0.1.5.hum1 (aarch64, s390x, x86_64) * hdf5-mpich-devel-2.2.0-0.1.5.hum1 (aarch64, s390x, x86_64) * hdf5-mpich-static-2.2.0-0.1.5.hum1 (aarch64, s390x, x86_64) * hdf5-openmpi-2.2.0-0.1.5.hum1 (aarch64, s390x, x86_64) * hdf5-openmpi-devel-2.2.0-0.1.5.hum1 (aarch64, s390x, x86_64) * hdf5-openmpi-static-2.2.0-0.1.5.hum1 (aarch64, s390x, x86_64) * hdf5-static-2.2.0-0.1.5.hum1 (aarch64, s390x, x86_64) * java-hdf5-2.2.0-0.1.5.hum1 (aarch64, s390x, x86_64) * hdf5-2.2.0-0.1.5.hum1.src (src) Security Fix(es): hdf5: * CVE-2026-120756 * CVE-2026-120758 * CVE-2026-120757
References
- access.redhat.com/errata/RHSA-2026:94898 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-120756 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-120757 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-120758 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- images.redhat.com (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_94898.json (opens in a new tab)