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CVE-2025-6269

Published: Jun 19, 2025

Modified: Jun 23, 2025

PUBLISHED

CVSS v3.1

5.3

MEDIUM

Description

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.

Vendor	Product	Versions
n/a	HDF5	affected `1.14.0` affected `1.14.1` affected `1.14.2` affected `1.14.3` affected `1.14.4` +2 more versions

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

References

VDB-313273 | HDF5 H5Cimage.c H5C__reconstruct_cache_entry heap-based overflow

vdb-entry

technical-description

VDB-313273 | CTI Indicators (IOB, IOC, IOA)

signature

permissions-required

Submit #592587 | HDF5 1.14.6 Heap-based Buffer Overflow

third-party-advisory

https://github.com/HDFGroup/hdf5/issues/5579

issue-tracking

https://github.com/user-attachments/files/20626503/reproduce.tar.gz

exploit

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CVE-2025-6269 | MEDIUM (5.3) - Security Vulnerability | QwikSec