What is CVE-2018-25154?

CVE-2018-25154 is a critical-severity vulnerability in The Gnu Project | Free Software Foundation, Inc. Barcode, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2025-12-24.

How severe is CVE-2018-25154?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in The Gnu Project | Free Software Foundation, Inc. Barcode

CVE-2018-25154

GNU Barcode 0.99 contains a buffer overflow vulnerability in its code 93 encoding process that allows attackers to trigger memory corruption. Attackers can exploit boundary errors during input file processing to potentially execute arbitrary code on the affected system.

Vulnerability class: Buffer Overflow

EPSS: 0.003 (26.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

The Gnu Project | Free Software Foundation, Inc. Barcode — versions 0.99

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

Frequently asked questions

What is CVE-2018-25154?: CVE-2018-25154 is a critical-severity vulnerability in The Gnu Project | Free Software Foundation, Inc. Barcode, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2025-12-24.
How severe is CVE-2018-25154?: Critical severity. CVSS v3 base score is 9.8 out of 10.