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CVE-2025-6858

Date: June 29, 2025

A vulnerability was found in HDF5 1.14.6 and classified as problematic. Affected by this issue is the function H5C__flush_single_entry of the file src/H5Centry.c. The manipulation leads to null pointer dereference. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used.

Severity Score

Related Resources (8)

https://github.com/HDFGroup/hdf5/issues/5576
https://vuldb.com/?submit.602530
https://vuldb.com/?ctiid.314330
https://security-tracker.debian.org/tracker/CVE-2025-6858
https://nvd.nist.gov/vuln/detail/CVE-2025-6858
https://github.com/user-attachments/files/20623475/hdf5_crash_8.txt
https://vuldb.com/?id.314330
https://www.mend.io/vulnerability-database/CVE-2025-6858

Severity Score

Weakness Type (CWE)

Improper Resource Shutdown or Release

CWE-404

NULL Pointer Dereference

CWE-476

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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