Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update
Affects Red HatSource GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 6.8 Medium.
Data as of 14 Nov 2026, 20:44 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 9% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 5 Aug 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
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), the Metasploit, Exploit-DB and nuclei-templates index as of 14 Nov 2026.
What to do
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.
AI-suggested
Red Hat has released updated hdf5 RPM packages (version 2.2.0-0.1.2.hum1) that address the identified vulnerabilities. Users of affected Red Hat Hardened Images should apply these updates by upgrading to the provided package versions from the official Red Hat repositories. No additional mitigation steps are indicated or required beyond applying the update.
Description
Red Hat has issued a security advisory for Red Hat Hardened Images RPMs addressing vulnerabilities in the hdf5 packages. The update includes multiple hdf5-related RPMs for aarch64 and x86_64 architectures. The advisory addresses three CVEs: CVE-2026-19026, CVE-2026-19027, and CVE-2026-19028. No explicit patch version ranges are provided, but updated package versions are listed. The severity is assessed as medium.
References
- access.redhat.com/errata/RHSA-2026:73539 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-19026 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-19027 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-19028 (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_73539.json (opens in a new tab)
- github.com/HDFGroup/hdf5/pull/6497 (opens in a new tab)
- github.com/HDFGroup/hdf5/issues/6489 (opens in a new tab)
- github.com/HDFGroup/hdf5/issues/6492 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-106547 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-19029 (opens in a new tab)