# CVE-2019-12958: gir1.2-poppler-0.18: In Xpdf 4.01.01, a heap-based buffer over-read could be triggered in FoFiType1C::convertToType0 in fofi/FoFiType1C.cc...

CVE-2019-12958 is fixed in 7 products on 1 platform, first by gir1.2-poppler-0.18 0.57.0-2ubuntu4, released June 24, 2019. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2019-12958
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0116
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jun 24, 2019

## Description

In Xpdf 4.01.01, a heap-based buffer over-read could be triggered in FoFiType1C::convertToType0 in fofi/FoFiType1C.cc when it is trying to access the second privateDicts array element, because the privateDicts array has only one element allocated.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | gir1.2-poppler-0.18 Ubuntu 18.04.6 LTS (bionic) | 0.57.0-2ubuntu4 | [gir1.2-poppler-0.18 0.57.0-2ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-gir1.2-poppler-0.18-0.57.0-2ubuntu4.md) | Jun 24, 2019 |
| Linux | libpoppler-cpp0v5 Ubuntu 18.04.6 LTS (bionic) | 0.57.0-2ubuntu4 | [libpoppler-cpp0v5 0.57.0-2ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libpoppler-cpp0v5-0.57.0-2ubuntu4.md) | Jun 24, 2019 |
| Linux | libpoppler-glib8 Ubuntu 18.04.6 LTS (bionic) | 0.57.0-2ubuntu4 | [libpoppler-glib8 0.57.0-2ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libpoppler-glib8-0.57.0-2ubuntu4.md) | Jun 24, 2019 |
| Linux | libpoppler-qt4-4 Ubuntu 18.04.6 LTS (bionic) | 0.57.0-2ubuntu4 | [libpoppler-qt4-4 0.57.0-2ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libpoppler-qt4-4-0.57.0-2ubuntu4.md) | Jun 24, 2019 |
| Linux | libpoppler-qt5-1 Ubuntu 18.04.6 LTS (bionic) | 0.57.0-2ubuntu4 | [libpoppler-qt5-1 0.57.0-2ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libpoppler-qt5-1-0.57.0-2ubuntu4.md) | Jun 24, 2019 |
| Linux | libpoppler68 Ubuntu 18.04.6 LTS (bionic) | 0.57.0-2ubuntu4 | [libpoppler68 0.57.0-2ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libpoppler68-0.57.0-2ubuntu4.md) | Jun 24, 2019 |
| Linux | poppler-utils Ubuntu 18.04.6 LTS (bionic) | 0.57.0-2ubuntu4 | [poppler-utils 0.57.0-2ubuntu4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-poppler-utils-0.57.0-2ubuntu4.md) | Jun 24, 2019 |

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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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