CVE-2024-32621: hdf5 Heap Overflow — Fix

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.

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CVSS v3.1 Score

9.8

CRITICAL

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

Weakness Type (CWE)

CWE-122 CWE-122

Affected Products

Vendor	Product	Versions
hdfgroup	hdf5	< 1.14.4

References

Advisories & Patches

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

Frequently Asked Questions

What is CVE-2024-32621? +

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. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2024-32621? +

CVE-2024-32621 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2024-32621? +

CVE-2024-32621 affects products from hdfgroup, specifically: hdf5. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-32621? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2024-32621