How severe is CVE-2024-32619?

CVE-2024-32619 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-32619 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-32619?

CVE-2024-32619 affects Hdfgroup Hdf5. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-32619?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-32619 have an EU (EUVD) identifier?

Yes. CVE-2024-32619 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-30421.

When was CVE-2024-32619 published?

CVE-2024-32619 was published on 2024-05-14 and last updated on 2026-06-17.

CVE-2024-32619

CVE-2024-32619 is a high-severity vulnerability in Hdfgroup Hdf5 with a CVSS 3.x base score of 7.4. 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-122.

Key facts

Severity: High (CVSS 3.x base score 7.4)
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-30421
Weakness: CWE-122
Affected product: Hdfgroup Hdf5
Published: 2024-05-14
Last modified: 2026-06-17

Description

HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5T_copy_reopen in H5T.c, resulting in the corruption of the instruction pointer.

Frequently asked questions

What is CVE-2024-32619?: HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5T_copy_reopen in H5T.c, resulting in the corruption of the instruction pointer.
How severe is CVE-2024-32619?: CVE-2024-32619 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over local access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-32619 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-32619?: CVE-2024-32619 affects Hdfgroup Hdf5. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-32619?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-32619 have an EU (EUVD) identifier?: Yes. CVE-2024-32619 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-30421.
When was CVE-2024-32619 published?: CVE-2024-32619 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:*:*:*:*:*:*:*:*

More vulnerabilities in Hdfgroup Hdf5

CVE-2024-32608 — Critical (CVSS 9.8): HDF5 library through 1.14.3 has memory corruption in H5A__close resulting in the corruption of the instruction pointer…
CVE-2024-33874 — Critical (CVSS 9.8): HDF5 Library through 1.14.3 has a heap buffer overflow in H5O__mtime_new_encode in H5Omtime.c.
CVE-2024-32621 — Critical (CVSS 9.8): HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5HG_read in H5HG.c (called from…
CVE-2024-32615 — Critical (CVSS 9.8): HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5Z__nbit_decompress_one_byte in H5Znbit.c, caused…
CVE-2024-32611 — Critical (CVSS 9.8): HDF5 Library through 1.14.3 may use an uninitialized value in H5A__attr_release_table in H5Aint.c.
CVE-2024-29164 — Critical (CVSS 9.8): HDF5 through 1.14.3 contains a stack buffer overflow in H5R__decode_heap, resulting in the corruption of the…

All CVEs affecting Hdfgroup Hdf5 →

Other CWE-122 (Heap-based Buffer Overflow) vulnerabilities

CVE-2026-46752 — Critical (CVSS 10.0): Redis Lua HEAP overflow in cjson library vulnerability in Apache Kvrocks. This issue affects Apache Kvrocks: from…
CVE-2026-24822 — Critical (CVSS 10.0): Out-of-bounds Write, Heap-based Buffer Overflow vulnerability in ttttupup wxhelper (src modules). This vulnerability is…
CVE-2025-23123 — Critical (CVSS 10.0): A malicious actor with access to the management network could execute a remote code execution (RCE) by exploiting a…
CVE-2022-34819 — Critical (CVSS 10.0): A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions < V3.3.46), SIMATIC CP 1243-1 (All versions <…
CVE-2026-44050 — Critical (CVSS 9.9): A heap-based buffer overflow in the CNID daemon comm_rcv() function in Netatalk 2.0.0 through 4.4.2 allows a remote…
CVE-2026-49841 — Critical (CVSS 9.8): FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to…

Browse all CWE-122 (Heap-based Buffer Overflow) vulnerabilities →