PT-2025-27360 · Hdf5+1 · Hdf5+1

Jjleo · Published 2025-06-29 · Updated 2026-01-16 · CVE-2025-6858

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions: HDF5 version 1.14.6

Description: A null pointer dereference issue was found in the function H5C flush single entry of the file src/H5Centry.c. The manipulation leads to this issue, and the attack needs to be approached locally.

Recommendations: For HDF5 version 1.14.6, consider restricting access to the H5C flush single entry function until a patch is available. As a temporary workaround, avoid using the affected function to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Improper Resource Release

NULL Pointer Dereference

Weakness Enumeration

CWE-404

CWE-476

Related Identifiers

AZL-64407

AZL-64428

CVE-2025-6858

ECHO-C189-E8DF-C780

OESA-2026-1131

OESA-2026-1132

OESA-2026-1133

OESA-2026-1134

OESA-2026-1135

Affected Products

Debian

Hdf5

References · 48

• 🔥 https://github.com/HDFGroup/hdf5/issues/5576 · Exploit
• 🔥❌ https://github.com/user-attachments/files/20623475/hdf5_crash_8.txt · Exploit, Deleted
• https://osv.dev/vulnerability/AZL-64428 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-6816 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-6857 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-6269 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-2925 · Security Note
• https://cve.org/CVERecord?id=CVE-2025-6858 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-2310 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2025-6858 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-6750 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-6818 · Security Note
• https://osv.dev/vulnerability/AZL-64407 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-7067 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-2153 · Security Note