What is CVE-2018-7441?

CVE-2018-7441 is a high-severity vulnerability in Leptonica, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.0/10. Published 2018-02-23.

How severe is CVE-2018-7441?

High severity. CVSS v3 base score is 7.0 out of 10.

Vulnerability in Leptonica

CVE-2018-7441

Leptonica through 1.75.3 uses hardcoded /tmp pathnames, which might allow local users to overwrite arbitrary files or have unspecified other impact by creating files in advance or winning a race condition, as demonstrated by /tmp/junk_split_image.ps in prog/splitimage2pdf.c.

Vulnerability class: Race Condition

Published 2018-02-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (15.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 15.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Leptonica

Weakness classification (CWE)

CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition)

References

lists.debian.org/debian-lts/2018/02/msg00054.html (Mailing List, Third Party Advisory)
security.gentoo.org/glsa/202312-01 (vendor-advisory)

Frequently asked questions

What is CVE-2018-7441?: CVE-2018-7441 is a high-severity vulnerability in Leptonica, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.0/10. Published 2018-02-23.
How severe is CVE-2018-7441?: High severity. CVSS v3 base score is 7.0 out of 10.