Is CVE-2024-32623 in the CISA KEV catalog?

No. CVE-2024-32623 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-32623?

CVE-2024-32623 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2024-32623?

CVE-2024-32623 has an EPSS score of 0.91% (56th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-32623?

Upgrade hdf5 on debian 13 to 1.14.5+repack-1 or later. Fixes are available for 27 affected products.

CVE & CISA-KEV Catalog

CVE-2024-32623

HIGH

8.8

CVSS v3

NVD

Description

HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5VM_array_fill in H5VM.c (called from H5S_select_elements in H5Spoint.c).

CWE-122Heap-based Buffer Overflow

How to fix

Remediation Available

hdf5Debian

Fixed in:1.14.5+repack-1CVE-2024-32623

hdf5Red Hat / RHEL

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

hdf5Rocky

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

hdf5-debuginfoRed Hat / RHEL

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

hdf5-debuginfoRocky

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

hdf5-debugsourceRocky

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

hdf5-debugsourceRed Hat / RHEL

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

hdf5-develRed Hat / RHEL

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

hdf5-develRocky

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

hdf5-openmpiRocky

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

hdf5-openmpiRed Hat / RHEL

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

hdf5-openmpi-debuginfoRocky

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

hdf5-openmpi-debuginfoRed Hat / RHEL

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

hdf5-openmpi-develRocky

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

hdf5-openmpi-develRed Hat / RHEL

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

hdf5-openmpi-staticRocky

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

hdf5-openmpi-staticRed Hat / RHEL

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

hdf5-staticRocky

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

hdf5-staticRed Hat / RHEL

Fixed in:0:1.14.6-3.1.el9aiRHSA-2025:3801

libaecRocky

Fixed in:0:1.1.3-1.el9aiRHSA-2025:3801

libaecRed Hat / RHEL

Fixed in:0:1.1.3-1.el9aiRHSA-2025:3801

libaec-debuginfoRed Hat / RHEL

Fixed in:0:1.1.3-1.el9aiRHSA-2025:3801

libaec-debuginfoRocky

Fixed in:0:1.1.3-1.el9aiRHSA-2025:3801

libaec-debugsourceRed Hat / RHEL

Fixed in:0:1.1.3-1.el9aiRHSA-2025:3801

libaec-debugsourceRocky

Fixed in:0:1.1.3-1.el9aiRHSA-2025:3801

libaec-develRed Hat / RHEL

Fixed in:0:1.1.3-1.el9aiRHSA-2025:3801

libaec-develRocky

Fixed in:0:1.1.3-1.el9aiRHSA-2025:3801

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

0.91%probability of exploitation in 30 days

56thpercentile

Moderate risk: more likely to be exploited than 56% of all known CVEs.

References

Vendor Advisory1

hdfgroup.org

Related Vulnerabilities

Other CWE-122 (Heap-based Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2024-26256	High	7.8	88%	-	Fix
CVE-2020-25687	Medium	5.9	87%	-	Fix
CVE-2009-3459	High	8.8	86%	KEV	Fix
CVE-2021-21017	High	8.8	86%	KEV	-
CVE-2020-25683	Medium	5.9	86%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-04-18.