CVE-2018-18662

Publication date 26 October 2018

Last updated 17 October 2025

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

5.5 · Medium

Score breakdown

Description

There is an out-of-bounds read in fz_run_t3_glyph in fitz/font.c in Artifex MuPDF 1.14.0, as demonstrated by mutool.

Read the notes from the security team

Status

Package Ubuntu Release Status
mupdf 25.10 questing
Not affected
25.04 plucky
Not affected
24.10 oracular Ignored end of life, was needs-triage
24.04 LTS noble
Not affected
23.10 mantic Ignored end of life, was needs-triage
23.04 lunar Ignored end of life, was needs-triage
22.10 kinetic Ignored end of life, was needs-triage
22.04 LTS jammy
Not affected
21.10 impish Ignored end of life
21.04 hirsute Ignored end of life
20.10 groovy Ignored end of life
20.04 LTS focal
Not affected
19.10 eoan Ignored end of life
19.04 disco
Not affected
18.10 cosmic Ignored end of life
18.04 LTS bionic Ignored end of standard support, was needs-triage
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release

Notes

shishirsub10

mutool's draw feature does not exist in xenial Bionic requires 4a99615a609eec2b84bb2341d74fac46a5998137 as pre patch and due to large api changes has risk of regression

Severity score breakdown

CVSS version: CVSS v3.0

Base score 5.5 · Medium

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

References

Other references

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