PT-2025-26227 · Hdf5+1 · Hdf5+1

Rulkallos · Published 2025-06-19 · Updated 2026-01-02 · CVE-2025-6270

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 issue has been found, affecting the H5FS sect find node function of the file H5FSsection.c, leading to a heap-based buffer overflow. The attack can be launched on the local host.

Recommendations For HDF5 versions up to 1.14.6, as a temporary workaround, consider disabling the H5FS sect find node function until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Heap Based Buffer Overflow

Weakness Enumeration

CWE-119

CWE-122

Related Identifiers

CVE-2025-6270

ECHO-2C29-B307-44BB

Affected Products

Debian

Hdf5

References · 17

• 🔥 https://github.com/HDFGroup/hdf5/issues/5580 · Exploit
• 🔥❌ https://github.com/user-attachments/files/20626642/reproduce.tar.gz · Exploit, Deleted
• https://ubuntu.com/security/CVE-2025-6270 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2025-6270 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2025-6270 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2025-6270 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-6270 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-6270 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-6270 · Vendor Advisory
• https://vuldb.com/?ctiid.313274 · Note
• https://t.me/msrcreports/2836 · Telegram Post
• https://t.me/cvenotify/126168 · Telegram Post
• https://vuldb.com/?submit.592588 · Note
• https://t.me/cvetracker/26578 · Telegram Post
• https://twitter.com/CVEnew/status/1935757721619353622 · Twitter Post