# CVE-2018-17294: liblouis14: The matchCurrentInput function inside lou_translateString.c of Liblouis prior to 3.7 does not check the input string'...

CVE-2018-17294 is fixed in 5 products on 1 platform, first by liblouis-bin 3.5.0-1ubuntu0.3, released September 20, 2018. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2018-17294
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0272
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Sep 20, 2018

## Description

The matchCurrentInput function inside lou_translateString.c of Liblouis prior to 3.7 does not check the input string's length, allowing attackers to cause a denial of service (application crash via out-of-bounds read) by crafting an input file with certain translation dictionaries.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | liblouis-bin Ubuntu 18.04.6 LTS (bionic) | 3.5.0-1ubuntu0.3 | [liblouis-bin 3.5.0-1ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-liblouis-bin-3.5.0-1ubuntu0.3.md) | Sep 20, 2018 |
| Linux | liblouis-data Ubuntu 18.04.6 LTS (bionic) | 3.5.0-1ubuntu0.3 | [liblouis-data 3.5.0-1ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-liblouis-data-3.5.0-1ubuntu0.3.md) | Sep 20, 2018 |
| Linux | liblouis14 Ubuntu 18.04.6 LTS (bionic) | 3.5.0-1ubuntu0.3 | [liblouis14 3.5.0-1ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-liblouis14-3.5.0-1ubuntu0.3.md) | Sep 20, 2018 |
| Linux | python-louis Ubuntu 18.04.6 LTS (bionic) | 3.5.0-1ubuntu0.3 | [python-louis 3.5.0-1ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python-louis-3.5.0-1ubuntu0.3.md) | Sep 20, 2018 |
| Linux | python3-louis Ubuntu 18.04.6 LTS (bionic) | 3.5.0-1ubuntu0.3 | [python3-louis 3.5.0-1ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-louis-3.5.0-1ubuntu0.3.md) | Sep 20, 2018 |

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