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Vulnerability record · CVE-2024-32621 · published 14 May 2024

CVE-2024-32621: Hdfgroup hdf5 heap-based buffer overflow vulnerability

Hdfgroup · Hdf5

HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5HG_read in H5HG.c (called from H5VL__native_blob_get in H5VLnative_blob.c), resulting in the corruption of the instruction pointer.

9.8 CVSS 3.1 Critical EPSS 0.93% · top 41.1% CWE-122 · Heap-based buffer overflow
9.8CVSS 3.1 base score
0.93%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5HG_read in H5HG.c (called from H5VL__native_blob_get in H5VLnative_blob.c), resulting in the corruption of the instruction pointer.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

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

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2024-32608Hdfgroup hdf5 out-of-bounds write vulnerabilityHDF5 library through 1.14.3 has memory corruption in H5A__close resulting in the corruption of the instruction pointer and causing denial of service …EPSS 0.67%9.8CVE-2024-33874Hdfgroup hdf5 classic buffer overflow vulnerabilityHDF5 Library through 1.14.3 has a heap buffer overflow in H5O__mtime_new_encode in H5Omtime.c.EPSS 0.93%9.8CVE-2024-32611Hdfgroup hdf5 use of uninitialized resource vulnerabilityHDF5 Library through 1.14.3 may use an uninitialized value in H5A__attr_release_table in H5Aint.c.EPSS 0.95%9.8CVE-2024-32615Hdfgroup hdf5 out-of-bounds write vulnerabilityHDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5Z__nbit_decompress_one_byte in H5Znbit.c, caused by the earlier use of an init…EPSS 1.1%9.8CVE-2024-29164Hdfgroup hdf5 stack-based buffer overflow vulnerabilityHDF5 through 1.14.3 contains a stack buffer overflow in H5R__decode_heap, resulting in the corruption of the instruction pointer and causing denial o…EPSS 0.86%9.8CVE-2024-29159Hdfgroup hdf5 classic buffer overflow vulnerabilityHDF5 through 1.14.3 contains a buffer overflow in H5Z__filter_scaleoffset, resulting in the corruption of the instruction pointer and causing denial …EPSS 0.92%9.8CVE-2024-29157Hdfgroup hdf5 heap-based buffer overflow vulnerabilityHDF5 through 1.14.3 contains a heap buffer overflow in H5HG_read, resulting in the corruption of the instruction pointer and causing denial of servic…EPSS 0.90%9.8CVE-2018-13866Hdfgroup hdf5 out-of-bounds read vulnerabilityAn issue was discovered in the HDF HDF5 1.8.20 library. There is a stack-based buffer over-read in the function H5F_addr_decode_len in H5Fint.c.EPSS 1.5%

Source: NIST National Vulnerability Database (record CVE-2024-32621), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.