# CVE-2018-11797: libfontbox2-java: In Apache PDFBox 1.8.0 to 1.8.15 and 2.0.0RC1 to 2.0.11, a carefully crafted PDF file can trigger an extremely long r...

CVE-2018-11797 is fixed in 5 products on 1 platform, first by libfontbox-java 1:1.8.16-2~18.04, released October 5, 2018. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2018-11797
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0351
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Oct 5, 2018

## Description

In Apache PDFBox 1.8.0 to 1.8.15 and 2.0.0RC1 to 2.0.11, a carefully crafted PDF file can trigger an extremely long running computation when parsing the page tree.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libfontbox-java Ubuntu 18.04.6 LTS (bionic) | 1:1.8.16-2~18.04 | [libfontbox-java 1:1.8.16-2~18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libfontbox-java-1-1.8.16-2-18.04.md) | Oct 5, 2018 |
| Linux | libfontbox2-java Ubuntu 18.04.6 LTS (bionic) | 2.0.13-2~18.04 | [libfontbox2-java 2.0.13-2~18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libfontbox2-java-2.0.13-2-18.04.md) | Oct 5, 2018 |
| Linux | libjempbox-java Ubuntu 18.04.6 LTS (bionic) | 1:1.8.16-2~18.04 | [libjempbox-java 1:1.8.16-2~18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libjempbox-java-1-1.8.16-2-18.04.md) | Oct 5, 2018 |
| Linux | libpdfbox-java Ubuntu 18.04.6 LTS (bionic) | 1:1.8.16-2~18.04 | [libpdfbox-java 1:1.8.16-2~18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libpdfbox-java-1-1.8.16-2-18.04.md) | Oct 5, 2018 |
| Linux | libpdfbox2-java Ubuntu 18.04.6 LTS (bionic) | 2.0.13-2~18.04 | [libpdfbox2-java 2.0.13-2~18.04](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libpdfbox2-java-2.0.13-2-18.04.md) | Oct 5, 2018 |

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Data as of 2026-11-07T18:46:35Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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