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CVE-2024-32612

HDF5 Library - H5HLcache.c

The HDF Group CVSS 7.4 Updated April 6, 2026

Executive Risk Summary

"A heap-based buffer over-read vulnerability exists in the HDF5 Library through version 1.14.3, allowing potential corruption of the instruction pointer. This vulnerability is specific to the H5HL__fl_deserialize function in H5HLcache.c and is distinct from CVE-2024-32613."

Anticipated Attack Path

  1. 1. Initial Exploitation: An attacker sends a crafted input to the H5HL__fl_deserialize function.
  2. 2. Buffer Over-read: The function performs a heap-based buffer over-read, potentially corrupting the instruction pointer.
  3. 3. Arbitrary Code Execution: The attacker may be able to execute arbitrary code due to the corruption of the instruction pointer.

Am I Vulnerable?

  • Verify the version of the HDF5 Library in use.
  • Check for any signs of exploitation or suspicious activity related to the H5HL__fl_deserialize function.
  • Apply the patch to update the HDF5 Library to version 1.14.4 or later.

Operational Audit Arsenal

Target Type library
Target Asset libhdf5
Standard Path /usr/lib or C:\Program Files\HDF Group\HDF5

Manual Verification Required

This is a non-Windows asset (The HDF Group). Use the target asset details and official path provided above to verify your current version against the official vendor advisories listed below.

Patch Impact Forecast

Reboot Required Unlikely

Minimal, as the patch only updates the HDF5 Library.

Internal Work Notes

HDF5 Library vulnerability (CVE-2024-32612) - update to version 1.14.4 or later to prevent potential arbitrary code execution.

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Intelligence Sources

Related The HDF Group Threats

Data compiled from NVD, MSRC, and CISA KEV Catalog. Intelligence synthesized via AI. Scripts provided for diagnostic purposes under MIT License.