A vulnerability classified as critical was found in HDF5 up to 1.14.6. Affected by this vulnerability is the function H5C__reconstruct_cache_entry of the file H5Cimage.c. The manipulation leads to heap-based buffer overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.

There are packages installed that are affected by a vulnerability referenced in the following CVE:

  - A vulnerability classified as critical was found in HDF5 up to 1.14.6. Affected by this vulnerability is
    the function H5C__reconstruct_cache_entry of the file H5Cimage.c. The manipulation leads to heap-based
    buffer overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may
    be used. (CVE-2025-6269)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:23731 advisory.

    RPM packages are internal build artifacts and not supported on their own.
    They are only supported as part of the RHEL AI application image.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

A vulnerability classified as critical was found in HDF5 up to 1.14.6. Affected by this vulnerability is the function H5C__reconstruct_cache_entry of the file H5Cimage.c. The manipulation leads to heap-based buffer overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - A vulnerability classified as critical was found in HDF5 up to 1.14.6. Affected by this vulnerability is     the function H5C__reconstruct_cache_entry of the file H5Cimage.c. The manipulation leads to heap-based     buffer overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may     be used. (CVE-2025-6269)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	Name	Product	Family	Type	Severity
465381	Echo: hdf5: security update to 1.14.5+repack-3+e9	Tenable Cloud Security	Echo Local Security Checks	Local	medium
465381	Echo: hdf5: security update to 1.14.5+repack-3+e9	Tenable Self-Hosted Container Security	Echo Local Security Checks	Local	medium
279525	RHEL 9 : RHEL AI 3.0 hdf5 (RHSA-2025:23731)	Nessus	Red Hat Local Security Checks	Local	medium
279412	HDF5 < 1.14.6 Heap-Based Buffer Overflow (CVE-2025-6269)	Nessus	Misc.	Local	medium
257580	Linux Distros Unpatched Vulnerability : CVE-2025-6269	Nessus	Misc.	Local	medium

Detections

Analytics

CVE-2025-6269

medium

Tenable Plugins

medium

medium

medium

medium

medium