Description
A vulnerability was found in HDF5 1.14.6 and classified as critical. This issue affects the function H5MM_strndup of the component Metadata Attribute Decoder. The manipulation leads to heap-based buffer overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used. The vendor plans to fix this issue in an upcoming release.
References (4)
Core 4
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.299723
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.299723
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.514533
Exploit, Third Party Advisory exploit
https://github.com/madao123123/crash_report/blob/main/hdf5_poc/hdf5_poc4.md
Scores
CVSS v3
5.3
EPSS
0.0005
EPSS Percentile
15.6%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-119
CWE-122
CWE-787
Status
published
Products (1)
hdfgroup/hdf5
1.14.6
Published
Mar 14, 2025
Tracked Since
Feb 18, 2026