HDF5 through 1.14.3 contains a heap buffer overflow in H5A__attr_release_table, resulting…
Priority MEDIUM 42CWE-122Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 1 fixed, 1 without a fix
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and Red Hat. Impact type from CWE-122 and the CVSS impact.
Summary
HDF5 through 1.14.3 contains a heap buffer overflow in H5A__attr_release_table, resulting in the corruption of the instruction pointer and causing denial of service or potential code execution.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0086 58th percentileScored 2026-11-07
Fix Partial Red Hat: 1 advisoryRed Hat: 1 fixed, 1 without a fix
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:hdfgroup:hdf5:*:*:*:*:*:*:*:* | before 1.14.4 | Vulnerable | The HDF Group |
- cpe:2.3:a:hdfgroup:hdf5:*:*:*:*:*:*:*:* Versions before 1.14.4 Vulnerable ·The HDF Group
Remediation
Red Hat 1 advisory
- RHSA-2025:3801 Released 2025-04-10 · Red Hat rating ImportantRHEL AI 1.5 hdf5 security update
- Red Hat Enterprise Linux AI 1.5 for RHEL 9.4 hdf5-1.14.6-3.1.el9ai, hdf5-devel-1.14.6-3.1.el9ai, hdf5-openmpi-1.14.6-3.1.el9ai +5
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat OpenStack Platform 16.1 | Affected | No fix planned: Out of support scope |
| Red Hat Enterprise Linux AI 1.5 for RHEL 9.4 | Fixed | RHSA-2025:3801 |
Timeline
- 2026-10-02 Threatist record created from CVE-2024-29161
- 2026-10-03 Alias added: GHSA-2r9m-fc3w-cxph
References
More The HDF Group Hdf5 vulnerabilities
- TI-2025-28698 hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function. CVSS 3.1HIGH 8.8
- TI-2025-28697 hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5VM_memcpyvv function. CVSS 3.1HIGH 8.8
- TI-2020-13412 Buffer Overflow vulnerability in function H5S_close in H5S.c in HDF5 1.10.4 allows remote… CVSS 3.1HIGH 8.8
- TI-2021-15413 Buffer Overflow vulnerability in HDFGroup hdf5-h5dump 1.12.0 through 1.13.0 allows… CVSS 3.1HIGH 7.5
- TI-2026-26978 HDF5: H5T__conv_struct Use After Free CVSS 3.1HIGH 7.8
- TI-2022-09532 Heap-based buffer overflow in HDF Group libhdf5 CVSS 3.1HIGH 7.8
Sources
- CVE-2024-29161 · CVE Program
- CVE-2024-29161 · NVD
- FIRST EPSS
- GHSA-2r9m-fc3w-cxph · GitHub Advisory Database · CC BY 4.0
- CVE-2024-29161 · Red Hat security data · CC BY 4.0
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