How severe is CVE-2024-29166?

CVE-2024-29166 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.

Is CVE-2024-29166 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-29166?

CVE-2024-29166 affects Hdfgroup Hdf5. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-29166?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-29166 have an EU (EUVD) identifier?

Yes. CVE-2024-29166 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-26199.

When was CVE-2024-29166 published?

CVE-2024-29166 was published on 2024-05-14 and last updated on 2026-06-17.

CVE-2024-29166

CVE-2024-29166 is a medium-severity vulnerability in Hdfgroup Hdf5 with a CVSS 3.x base score of 5.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-120.

Key facts

Severity: Medium (CVSS 3.x base score 5.7)
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-26199
Weakness: CWE-120
Affected product: Hdfgroup Hdf5
Published: 2024-05-14
Last modified: 2026-06-17

Description

HDF5 through 1.14.3 contains a buffer overflow in H5O__linfo_decode, resulting in the corruption of the instruction pointer and causing denial of service or potential code execution.

Frequently asked questions

What is CVE-2024-29166?: HDF5 through 1.14.3 contains a buffer overflow in H5O__linfo_decode, resulting in the corruption of the instruction pointer and causing denial of service or potential code execution.
How severe is CVE-2024-29166?: CVE-2024-29166 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability high.
Is CVE-2024-29166 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-29166?: CVE-2024-29166 affects Hdfgroup Hdf5. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-29166?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-29166 have an EU (EUVD) identifier?: Yes. CVE-2024-29166 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-26199.
When was CVE-2024-29166 published?: CVE-2024-29166 was published on 2024-05-14 and last updated on 2026-06-17.

References

https://www.hdfgroup.org/2024/05/new-hdf5-cve-issues-fixed-in-1-14-4/

Affected products (1)

cpe:2.3:a:hdfgroup:hdf5:*:*:*:*:*:*:*:*

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