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CVE-2025-2309

HDF5 Type Conversion Logic H5T__bit_copy heap-based overflow

CVSS 4.8 MEDIUMEPSS 0.3%CWE-119CWE-122
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 4.8EPSS 0.3%KEV nãoPoC —Nuclei —Metasploit —Patch —
Lifecycle
14 Mar 2025Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
A vulnerability has been found in HDF5 1.14.6 and classified as critical. This vulnerability affects the function H5T__bit_copy of the component Type Conversion Logic. The manipulation leads to heap-based buffer overflow. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The vendor plans to fix this issue in an upcoming release.
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 products
n/a · HDF5
References
https://github.com/madao123123/crash_report/blob/main/hdf5_poc/hdf5_poc3.mdhttps://vuldb.com/?ctiid.299722https://vuldb.com/?id.299722https://vuldb.com/?submit.514532