SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2019-8397

An issue was discovered in the HDF HDF5 1.10.4 library.

MEDIUM 6.5EPSS 1.19%

Does this matter?

Lower severity and a low EPSS score (1.19%). Track it; it rarely justifies an emergency change on its own.

Description

An issue was discovered in the HDF HDF5 1.10.4 library. There is an out of bounds read in the function H5T_close_real in H5T.c.

CVSS 3.0
6.5 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS
1.19% probability · 68th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-125
Affected
hdfgroup/hdf5
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 1.19%26 October 202626 October 2026

EPSS 1.2% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.