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Fencer Intel
high 8.8

CVE-2018-11440 json

Liblouis 3.5.0 has a stack-based Buffer Overflow in the function parseChars in compileTranslationTable.c.

published 8y ago modified 4mo ago also EUVD-2018-3471

cvss
8.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.0%
EPSS 3.0% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

Liblouis 3.5.0 has a stack-based Buffer Overflow in the function parseChars in compileTranslationTable.c.

Patch / fix

  • liblouis Debian 14, Debian 13, Debian 12 3.5.0-3

debian advisories DEBIAN-CVE-2018-11440

  • liblouis Ubuntu 14.04 LTS 2.5.3-2ubuntu1.3
  • liblouis Ubuntu 16.04 LTS 2.6.4-2ubuntu0.2
  • liblouis Ubuntu 18.04 LTS 3.5.0-1ubuntu0.1

ubuntu advisories UBUNTU-CVE-2018-11440

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • liblouis SLE Module for Desktop Applications 15 3.3.0-4.5.1
  • liblouis SLES for SAP 12 SP3, SLES 12 SP3, SLED 12 SP3 +1 more 2.6.4-6.6.1
  • python-louis SLES for SAP 12 SP3, SLES 12 SP3 2.6.4-6.6.1
  • python3-louis SLES for SAP 12 SP3, SLES 12 SP3, SLED 12 SP3 2.6.4-6.6.1

suse advisories SUSE-SU-2019:0795-1SUSE-SU-2018:2780-1

  • liblouis openSUSE Leap 15.0 3.3.0-lp150.3.3.1

opensuse advisories openSUSE-SU-2019:1160-1

Is CVE-2018-11440 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2018-11440 updated cvss 3.3

liblouis: Stack-based Buffer Overflow in parseChars function in compileTranslationTable.c

  • Red Hat Enterprise Linux 8 liblouis, python3-louis
    affected: no fix available “Fix deferred”
  • Red Hat Enterprise Linux 7 liblouis, liblouis-utils, liblouis-python
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

3.02% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 8.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.