CVE-2025-6750

1.9 lowEPSS 0.3%

A vulnerability, which was classified as problematic, has been found in HDF5 1.14.6. Affected by this issue is the function H5O__mtime_new_encode of the file src/H5Omtime.c. 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.

Severity

CVSS 4.0

1.9 low

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

CVSS 3.1

3.3 low

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 16% of CVEs (scores of 2026-10-31)
CWEs: CWE-119, CWE-122
Published: 2025-06-27
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

hdfgroup:hdf5

References

https://github.com/HDFGroup/hdf5/issues/5549
https://github.com/user-attachments/files/20438441/hdf5_crash_1.txt
https://vuldb.com/?ctiid.314048
https://vuldb.com/?id.314048
https://vuldb.com/?submit.601017

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