CVE catalog
CVE-2023-26767
liblouis: CVE-2023-26767
- Severity
- High · CVSS 7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.36% · Oct 25, 2026
Buffer Overflow vulnerability found in Liblouis v.3.24.0 allows a remote attacker to cause a denial of service via the lou_logFile function at logginc.c endpoint.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | liblouis | sid | 3.39.0-1 | fixed |
| Debian | liblouis | forky | 3.39.0-1 | fixed |
| Debian | liblouis | trixie | 3.33.0-1 | fixed |
| Debian | liblouis | bookworm | 3.24.0-1 | vulnerable |
| Ubuntu | liblouis | pro | 2.6.2-2 | vulnerable |
| Ubuntu | liblouis | pro | 2.6.4-2 | vulnerable |
| Ubuntu | liblouis | pro | 2.6.4-2ubuntu0.1 | vulnerable |
| Ubuntu | liblouis | pro | 2.6.4-2ubuntu0.2 | vulnerable |
| Ubuntu | liblouis | pro | 2.6.4-2ubuntu0.3 | vulnerable |
| Ubuntu | liblouis | pro | 2.6.4-2ubuntu0.4 | vulnerable |
| Ubuntu | liblouis | pro | 2.6.4-2ubuntu0.4+esm1 | fixed |
| Ubuntu | liblouis | 18.04 | 3.0.0-3ubuntu1 | vulnerable |
| Ubuntu | liblouis | 18.04 | 3.3.0-1 | vulnerable |
| Ubuntu | liblouis | 18.04 | 3.4.1-1 | vulnerable |
| Ubuntu | liblouis | 18.04 | 3.5.0-1 | vulnerable |
| Ubuntu | liblouis | 18.04 | 3.5.0-1ubuntu0.1 | vulnerable |
| Ubuntu | liblouis | 18.04 | 3.5.0-1ubuntu0.2 | vulnerable |
| Ubuntu | liblouis | 18.04 | 3.5.0-1ubuntu0.3 | vulnerable |
| Ubuntu | liblouis | 18.04 | 3.5.0-1ubuntu0.4 | vulnerable |
| Ubuntu | liblouis | 18.04 | 3.5.0-1ubuntu0.5 | fixed |
| Ubuntu | liblouis | 20.04 | 3.10.0-1 | vulnerable |
| Ubuntu | liblouis | 20.04 | 3.11.0-2 | vulnerable |
| Ubuntu | liblouis | 20.04 | 3.11.0-3 | vulnerable |
| Ubuntu | liblouis | 20.04 | 3.12.0-2 | vulnerable |
| Ubuntu | liblouis | 20.04 | 3.12.0-3 | vulnerable |
| Ubuntu | liblouis | 20.04 | 3.12.0-3ubuntu0.1 | vulnerable |
| Ubuntu | liblouis | 20.04 | 3.12.0-3ubuntu0.2 | fixed |
| Ubuntu | liblouis | 22.04 | 3.18.0-1 | vulnerable |
| Ubuntu | liblouis | 22.04 | 3.18.0-1build1 | vulnerable |
| Ubuntu | liblouis | 22.04 | 3.19.0-2 | vulnerable |
| Ubuntu | liblouis | 22.04 | 3.20.0-2 | vulnerable |
| Ubuntu | liblouis | 22.04 | 3.20.0-2ubuntu0.1 | vulnerable |
| Ubuntu | liblouis | 22.04 | 3.20.0-2ubuntu0.2 | fixed |
| Ubuntu | liblouis | pro | 2.6.2-2 | vulnerable |
| Ubuntu | liblouis | pro | 2.6.4-2 | vulnerable |
| Ubuntu | liblouis | pro | 2.6.4-2ubuntu0.1 | vulnerable |
| Ubuntu | liblouis | pro | 2.6.4-2ubuntu0.2 | vulnerable |
| Ubuntu | liblouis | pro | 2.6.4-2ubuntu0.3 | vulnerable |
| Ubuntu | liblouis | pro | 2.6.4-2ubuntu0.4 | vulnerable |
| Ubuntu | liblouis | pro | 2.6.4-2ubuntu0.4+esm1 | fixed |
| Ubuntu | liblouis | 18.04 | 3.0.0-3ubuntu1 | vulnerable |
| Ubuntu | liblouis | 18.04 | 3.3.0-1 | vulnerable |
| Ubuntu | liblouis | 18.04 | 3.4.1-1 | vulnerable |
| Ubuntu | liblouis | 18.04 | 3.5.0-1 | vulnerable |
| Ubuntu | liblouis | 18.04 | 3.5.0-1ubuntu0.1 | vulnerable |
| Ubuntu | liblouis | 18.04 | 3.5.0-1ubuntu0.2 | vulnerable |
| Ubuntu | liblouis | 18.04 | 3.5.0-1ubuntu0.3 | vulnerable |
| Ubuntu | liblouis | 18.04 | 3.5.0-1ubuntu0.4 | vulnerable |
| Ubuntu | liblouis | 18.04 | 3.5.0-1ubuntu0.5 | fixed |
| Ubuntu | liblouis | 20.04 | 3.10.0-1 | vulnerable |
| Ubuntu | liblouis | 20.04 | 3.11.0-2 | vulnerable |
| Ubuntu | liblouis | 20.04 | 3.11.0-3 | vulnerable |
| Ubuntu | liblouis | 20.04 | 3.12.0-2 | vulnerable |
| Ubuntu | liblouis | 20.04 | 3.12.0-3 | vulnerable |
| Ubuntu | liblouis | 20.04 | 3.12.0-3ubuntu0.1 | vulnerable |
| Ubuntu | liblouis | 20.04 | 3.12.0-3ubuntu0.2 | fixed |
| Ubuntu | liblouis | 22.04 | 3.18.0-1 | vulnerable |
| Ubuntu | liblouis | 22.04 | 3.18.0-1build1 | vulnerable |
| Ubuntu | liblouis | 22.04 | 3.19.0-2 | vulnerable |
| Ubuntu | liblouis | 22.04 | 3.20.0-2 | vulnerable |
| Ubuntu | liblouis | 22.04 | 3.20.0-2ubuntu0.1 | vulnerable |
| Ubuntu | liblouis | 22.04 | 3.20.0-2ubuntu0.2 | fixed |
| Suse | liblouis | openstack cloud 9 | 2.6.4-6.14.2 | fixed |
| Suse | python-louis | openstack cloud 9 | 2.6.4-6.14.3 | fixed |
| Suse | python3-louis | openstack cloud 9 | 2.6.4-6.16.1 | fixed |
| Suse | liblouis | openstack cloud crowbar 9 | 2.6.4-6.14.2 | fixed |
| Suse | python-louis | openstack cloud crowbar 9 | 2.6.4-6.14.3 | fixed |
| Suse | python3-louis | openstack cloud crowbar 9 | 2.6.4-6.16.1 | fixed |
| Suse | python3-louis | linux enterprise module for web and scripting 12 | 2.6.4-6.16.1 | fixed |
| Suse | liblouis | linux enterprise server for sap applications 12 sp4 | 2.6.4-6.14.2 | fixed |
| Suse | python-louis | linux enterprise server for sap applications 12 sp4 | 2.6.4-6.14.3 | fixed |
| Suse | python3-louis | linux enterprise server for sap applications 12 sp4 | 2.6.4-6.16.1 | fixed |
| Suse | liblouis | linux enterprise software development kit 12 sp5 | 2.6.4-6.14.2 | fixed |
| Suse | liblouis | linux enterprise server 12 sp2-bcl | 2.6.4-6.14.2 | fixed |
| Suse | python-louis | linux enterprise server 12 sp2-bcl | 2.6.4-6.14.3 | fixed |
| Suse | python3-louis | linux enterprise server 12 sp2-bcl | 2.6.4-6.16.1 | fixed |
| Suse | liblouis | linux enterprise server 12 sp4-espos | 2.6.4-6.14.2 | fixed |
| Suse | python-louis | linux enterprise server 12 sp4-espos | 2.6.4-6.14.3 | fixed |
| Suse | python3-louis | linux enterprise server 12 sp4-espos | 2.6.4-6.16.1 | fixed |
| Suse | liblouis | linux enterprise server 12 sp4-ltss | 2.6.4-6.14.2 | fixed |
| Suse | python-louis | linux enterprise server 12 sp4-ltss | 2.6.4-6.14.3 | fixed |
| Suse | python3-louis | linux enterprise server 12 sp4-ltss | 2.6.4-6.16.1 | fixed |
| Suse | liblouis | linux enterprise server 12 sp5 | 2.6.4-6.14.2 | fixed |
| Suse | python-louis | linux enterprise server 12 sp5 | 2.6.4-6.14.3 | fixed |
| Suse | python3-louis | linux enterprise server 12 sp5 | 2.6.4-6.16.1 | fixed |
| Suse | liblouis | linux enterprise server for sap applications 12 sp5 | 2.6.4-6.14.2 | fixed |
| Suse | python-louis | linux enterprise server for sap applications 12 sp5 | 2.6.4-6.14.3 | fixed |
| Suse | python3-louis | linux enterprise server for sap applications 12 sp5 | 2.6.4-6.16.1 | fixed |
| Suse | liblouis | linux enterprise high performance computing 15 sp2-ltss | 3.11.0-150200.3.8.1 | fixed |
| Suse | liblouis | linux enterprise high performance computing 15 sp3-espos | 3.11.0-150200.3.8.1 | fixed |
| Suse | liblouis | linux enterprise high performance computing 15 sp3-ltss | 3.11.0-150200.3.8.1 | fixed |
| Suse | liblouis | linux enterprise real time 15 sp3 | 3.11.0-150200.3.8.1 | fixed |
| Suse | liblouis | linux enterprise server 15 sp2-ltss | 3.11.0-150200.3.8.1 | fixed |
| Suse | liblouis | linux enterprise server 15 sp3-ltss | 3.11.0-150200.3.8.1 | fixed |
| Suse | liblouis | linux enterprise server for sap applications 15 sp2 | 3.11.0-150200.3.8.1 | fixed |
| Suse | liblouis | linux enterprise server for sap applications 15 sp3 | 3.11.0-150200.3.8.1 | fixed |
| Suse | liblouis | enterprise storage 7 | 3.11.0-150200.3.8.1 | fixed |
| Suse | liblouis | enterprise storage 7.1 | 3.11.0-150200.3.8.1 | fixed |
| Opensuse | liblouis | leap 15.4 | 3.11.0-150200.3.8.1 | fixed |
| Suse | liblouis | linux enterprise high performance computing 15 sp1-ltss | 3.3.0-150000.4.13.1 | fixed |
| Suse | liblouis | linux enterprise server 15 sp1-ltss | 3.3.0-150000.4.13.1 | fixed |
| Suse | liblouis | linux enterprise server for sap applications 15 sp1 | 3.3.0-150000.4.13.1 | fixed |
| Opensuse | liblouis | leap 15.4 | 3.3.0-150000.4.13.1 | fixed |
| Suse | liblouis | linux enterprise module for desktop applications 15 sp4 | 3.20.0-150400.3.8.1 | fixed |
| Opensuse | liblouis | leap 15.4 | 3.20.0-150400.3.8.1 | fixed |
| Opensuse | liblouis | tumbleweed | 3.25.0-1.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | liblouis | source | sid | 3.24.0-2 | unimportant | Not reported | [1033202] |
| Debian | liblouis | source | forky | 3.24.0-2 | unimportant | Not reported | [1033202] |
| Debian | liblouis | source | trixie | 3.24.0-2 | unimportant | Not reported | [1033202] |
| Debian | liblouis | source | bookworm | (unfixed) | unimportant | Not reported | [1033202] |
| Ubuntu | liblouis | deb | pro | 2.6.4-2ubuntu0.4+esm1 | Not reported | USN-5996-1 | Not reported |
| Ubuntu | liblouis | deb | 18.04 | 3.5.0-1ubuntu0.5 | Not reported | USN-5996-1 | Not reported |
| Ubuntu | liblouis | deb | 20.04 | 3.12.0-3ubuntu0.2 | Not reported | USN-5996-1 | Not reported |
| Ubuntu | liblouis | deb | 22.04 | 3.20.0-2ubuntu0.2 | Not reported | USN-5996-1 | Not reported |
| Ubuntu | liblouis | deb | pro | 2.6.4-2ubuntu0.4+esm1 | Not reported | UBUNTU-CVE-2023-26767 | Not reported |
| Ubuntu | liblouis | deb | 18.04 | 3.5.0-1ubuntu0.5 | Not reported | UBUNTU-CVE-2023-26767 | Not reported |
| Ubuntu | liblouis | deb | 20.04 | 3.12.0-3ubuntu0.2 | Not reported | UBUNTU-CVE-2023-26767 | Not reported |
| Ubuntu | liblouis | deb | 22.04 | 3.20.0-2ubuntu0.2 | Not reported | UBUNTU-CVE-2023-26767 | Not reported |
| Suse | liblouis | rpm | openstack cloud 9 | 2.6.4-6.14.2 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | python-louis | rpm | openstack cloud 9 | 2.6.4-6.14.3 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | python3-louis | rpm | openstack cloud 9 | 2.6.4-6.16.1 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | liblouis | rpm | openstack cloud crowbar 9 | 2.6.4-6.14.2 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | python-louis | rpm | openstack cloud crowbar 9 | 2.6.4-6.14.3 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | python3-louis | rpm | openstack cloud crowbar 9 | 2.6.4-6.16.1 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | python3-louis | rpm | linux enterprise module for web and scripting 12 | 2.6.4-6.16.1 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise server for sap applications 12 sp4 | 2.6.4-6.14.2 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | python-louis | rpm | linux enterprise server for sap applications 12 sp4 | 2.6.4-6.14.3 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | python3-louis | rpm | linux enterprise server for sap applications 12 sp4 | 2.6.4-6.16.1 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise software development kit 12 sp5 | 2.6.4-6.14.2 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise server 12 sp2-bcl | 2.6.4-6.14.2 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | python-louis | rpm | linux enterprise server 12 sp2-bcl | 2.6.4-6.14.3 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | python3-louis | rpm | linux enterprise server 12 sp2-bcl | 2.6.4-6.16.1 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise server 12 sp4-espos | 2.6.4-6.14.2 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | python-louis | rpm | linux enterprise server 12 sp4-espos | 2.6.4-6.14.3 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | python3-louis | rpm | linux enterprise server 12 sp4-espos | 2.6.4-6.16.1 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise server 12 sp4-ltss | 2.6.4-6.14.2 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | python-louis | rpm | linux enterprise server 12 sp4-ltss | 2.6.4-6.14.3 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | python3-louis | rpm | linux enterprise server 12 sp4-ltss | 2.6.4-6.16.1 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise server 12 sp5 | 2.6.4-6.14.2 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | python-louis | rpm | linux enterprise server 12 sp5 | 2.6.4-6.14.3 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | python3-louis | rpm | linux enterprise server 12 sp5 | 2.6.4-6.16.1 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise server for sap applications 12 sp5 | 2.6.4-6.14.2 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | python-louis | rpm | linux enterprise server for sap applications 12 sp5 | 2.6.4-6.14.3 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | python3-louis | rpm | linux enterprise server for sap applications 12 sp5 | 2.6.4-6.16.1 | Not reported | SUSE-SU-2023:1824-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise high performance computing 15 sp2-ltss | 3.11.0-150200.3.8.1 | Not reported | SUSE-SU-2023:1773-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise high performance computing 15 sp3-espos | 3.11.0-150200.3.8.1 | Not reported | SUSE-SU-2023:1773-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise high performance computing 15 sp3-ltss | 3.11.0-150200.3.8.1 | Not reported | SUSE-SU-2023:1773-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise real time 15 sp3 | 3.11.0-150200.3.8.1 | Not reported | SUSE-SU-2023:1773-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise server 15 sp2-ltss | 3.11.0-150200.3.8.1 | Not reported | SUSE-SU-2023:1773-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise server 15 sp3-ltss | 3.11.0-150200.3.8.1 | Not reported | SUSE-SU-2023:1773-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise server for sap applications 15 sp2 | 3.11.0-150200.3.8.1 | Not reported | SUSE-SU-2023:1773-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise server for sap applications 15 sp3 | 3.11.0-150200.3.8.1 | Not reported | SUSE-SU-2023:1773-1 | Not reported |
| Suse | liblouis | rpm | enterprise storage 7 | 3.11.0-150200.3.8.1 | Not reported | SUSE-SU-2023:1773-1 | Not reported |
| Suse | liblouis | rpm | enterprise storage 7.1 | 3.11.0-150200.3.8.1 | Not reported | SUSE-SU-2023:1773-1 | Not reported |
| Opensuse | liblouis | rpm | leap 15.4 | 3.11.0-150200.3.8.1 | Not reported | SUSE-SU-2023:1773-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise high performance computing 15 sp1-ltss | 3.3.0-150000.4.13.1 | Not reported | SUSE-SU-2023:1772-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise server 15 sp1-ltss | 3.3.0-150000.4.13.1 | Not reported | SUSE-SU-2023:1772-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise server for sap applications 15 sp1 | 3.3.0-150000.4.13.1 | Not reported | SUSE-SU-2023:1772-1 | Not reported |
| Opensuse | liblouis | rpm | leap 15.4 | 3.3.0-150000.4.13.1 | Not reported | SUSE-SU-2023:1772-1 | Not reported |
| Suse | liblouis | rpm | linux enterprise module for desktop applications 15 sp4 | 3.20.0-150400.3.8.1 | Not reported | SUSE-SU-2023:1771-1 | Not reported |
| Opensuse | liblouis | rpm | leap 15.4 | 3.20.0-150400.3.8.1 | Not reported | SUSE-SU-2023:1771-1 | Not reported |
| Opensuse | liblouis | rpm | tumbleweed | 3.25.0-1.1 | Not reported | OPENSUSE-SU-2024:12815-1 | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
References
- [https://access.redhat.com/errata/RHSA-2023:6385]
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2023_1771-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2023-26767]
- [https://osv.dev/vulnerability/SUSE-SU-2023:1771-1]
- [https://osv.dev/vulnerability/SUSE-SU-2023:1772-1]
- [https://osv.dev/vulnerability/SUSE-SU-2023:1773-1]
- [https://osv.dev/vulnerability/SUSE-SU-2023:1824-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2023-26767]
- [https://osv.dev/vulnerability/USN-5996-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2024:12815-1]
- [https://security-tracker.debian.org/tracker/CVE-2023-26767]
- [https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-2031.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]