CVE-2018-13874

hdf5: stack-based buffer overflow in the function H5FD_sec2_read in H5FDsec2.c

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Severity

Moderate

Red Hat Product Security

5.3

CVSS 3.0

Review impact separately from score.

Published · July 10, 2018

Updated · March 6, 2026

Description

An issue was discovered in the HDF HDF5 1.8.20 library. There is a stack-based buffer overflow in the function H5FD_sec2_read in H5FDsec2.c, related to HDmemset.

Statement

This MODERATE impact stack-based buffer overflow in the HDF5 library (H5FD_sec2_read) could lead to a denial of service or potentially arbitrary code execution. Exploitation requires processing a specially crafted HDF5 file.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 5.3
CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:L

CWE-121 · Stack-based Buffer Overflow