Description
Liblouis 3.5.0 has a Segmentation fault in lou_logPrint in logging.c.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | liblouis | 3.5.0-3 | — |
| Debian 13 | liblouis | 3.5.0-3 | — |
| Debian 12 | liblouis | 3.5.0-3 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | liblouis | 3.5.0-1ubuntu0.1 | USN-3669-1 |
| Ubuntu 16.04 LTS | liblouis | 2.6.4-2ubuntu0.2 | USN-3669-1 |
| Ubuntu 14.04 LTS | liblouis | 2.5.3-2ubuntu1.3 | USN-3669-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | liblouis +1 | 2.6.2-21.el8 | RHSA-2020:1708 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | liblouis +1 | 2.6.2-21.el8 | ALSA-2020:1708 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | liblouis | 2.6.2-21.el8 | RLSA-2020:1708 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 | liblouis | 3.3.0-4.5.1 | SUSE-SU-2019:0795-1 |
| SLES 12 SP3 | liblouis +2 | 2.6.4-6.6.1 | SUSE-SU-2018:2780-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP3 | liblouis +2 | 2.6.4-6.6.1 | SUSE-SU-2018:2780-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.0 | liblouis | 3.3.0-lp150.3.3.1 | openSUSE-SU-2019:1160-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | geronimo-jaxrpc +1 | 2.1-14.amzn2 | ALAS2-2020-1524 |
| Amazon Linux 2 | liblouis +5 | 2.6.2-21.amzn2.0.1 | ALAS2-2024-2471 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | liblouis +1 | 2.6.2-21.el8 | ELSA-2020-1708 |
Advisories 11
- ALSA-2020:1708 Moderate: liblouis security and bug fix update AlmaLinux Security Advisories · Oct 29, 2026
- USN-3669-1 liblouis vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- RLSA-2020:1708 Moderate: liblouis security and bug fix update Rocky Linux Security Advisories · Feb 5, 2026
- openSUSE-SU-2019:1160-1 Security update for liblouis SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:2780-1 Security update for liblouis SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:0795-1 Security update for liblouis SUSE / openSUSE Security Updates · Feb 4, 2026
- RHSA-2020:1708 Red Hat Security Advisory: liblouis security and bug fix update Red Hat Security Advisories (RHSA) · Jan 14, 2026
- WID-SEC-2023-0458 Red Hat Liblouis: Mehrere Schwachstellen BSI CERT-Bund (WID) · Feb 19, 2024
- ALAS2-2024-2471 Moderate: liblouis security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Feb 19, 2024
- ALAS2-2020-1524 Moderate: geronimo-jaxrpc security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Oct 22, 2020
- ELSA-2020-1708 Moderate: liblouis security and bug fix update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · May 5, 2020
References
- https://github.com/Edward-L/fuzzing-pocs/tree/master/liblouis
- USN-3669-1 vendor-advisory
- https://github.com/liblouis/liblouis/issues/582
- openSUSE-SU-2019:1160 vendor-advisory