PT-2025-26226 · Hdf5+1 · Hdf5+1

Rulkallos · Published 2025-06-19 · Updated 2026-01-22 · CVE-2025-6269

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions HDF5 versions up to 1.14.6

Description A critical vulnerability was found in HDF5, affecting the function H5C reconstruct cache entry of the file H5Cimage.c. This issue leads to a heap-based buffer overflow. The exploitation of this vulnerability requires local access.

Recommendations For HDF5 versions up to 1.14.6, update to a version later than 1.14.6 to resolve the issue. As a temporary workaround, consider restricting access to the H5C reconstruct cache entry function until a patch is available.

Exploit

Fix

Buffer Overflow

Heap Based Buffer Overflow

Weakness Enumeration

CWE-119

CWE-122

Related Identifiers

AZL-64278

AZL-64286

CVE-2025-6269

ECHO-72D9-89FA-A326

OESA-2026-1131

OESA-2026-1132

OESA-2026-1133

OESA-2026-1134

OESA-2026-1135

Affected Products

Debian

Hdf5

References · 49

• 🔥 https://github.com/HDFGroup/hdf5/issues/5579 · Exploit
• 🔥❌ https://github.com/user-attachments/files/20626503/reproduce.tar.gz · Exploit, Deleted
• https://osv.dev/vulnerability/AZL-64286 · 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://osv.dev/vulnerability/UBUNTU-CVE-2025-6269 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-2310 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2025-6269 · 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/CVE-2025-6269 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-6269 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-7067 · Security Note