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UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-6857

A vulnerability has been found in HDF5 1.14.6 and classified as problematic.

LOW 1.9EPSS 0.24%

Does this matter?

Lower severity and a low EPSS score (0.24%). Track it; it rarely justifies an emergency change on its own.

Description

A vulnerability has been found in HDF5 1.14.6 and classified as problematic. Affected by this vulnerability is the function H5G__node_cmp3 of the file src/H5Gnode.c. The manipulation leads to stack-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 4.0
1.9 LOWCVSS: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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS
0.24% probability · 15th percentile
CISA KEV
Not listed
Weakness
CWE-119, CWE-121
Affected
hdfgroup/hdf5
Source
cna@vuldb.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.