CVE-2025-6270 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Hdf5

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory BufferCWE-122 — Heap-based Buffer OverflowCWE-416 — Use After Free7 documents6 sources
Severity
4.8MEDIUMNVD
EPSS
0.1%
top 64.99%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
8
Hdfgroup Hdf5Debian Hdf5Msrc Azl3 Hdf5 1.14.4.3-1 ON Azure Linux 3.0+5 more
Timeline
PublishedJun 19

Description

A vulnerability, which was classified as critical, has been found in HDF5 up to 1.14.6. Affected by this issue is the function H5FS__sect_find_node of the file H5FSsection.c. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used.

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Affected Packages9 packages

▶NVDhdfgroup/hdf5< 2.0.0
▶debiandebian/hdf5
▶CVEListV5hdfgroup/hdf57 versions+6

🔴Vulnerability Details

2
GHSA
GHSA-5pmf-w3jq-5hrj: A vulnerability, which was classified as critical, has been found in HDF5 up to 1↗2025-06-19
▶
OSV
CVE-2025-6270: A vulnerability, which was classified as critical, has been found in HDF5 up to 1↗2025-06-19
▶

📋Vendor Advisories

4
Red Hat
hdf5: HDF5 heap-based overflow↗2025-06-19
▶
Microsoft
HDF5 H5FSsection.c H5FS__sect_find_node heap-based overflow↗2025-06-10
▶
Debian
CVE-2025-6270: hdf5 - A vulnerability, which was classified as critical, has been found in HDF5 up to ...↗2025
▶
Microsoft
Kernel: aoe: improper reference count leads to use-after-free vulnerability↗2024-01-09
▶