# CVE-2021-45949: ghostscript: Ghostscript GhostPDL 9.50 through 9.54.0 has a heap-based buffer overflow in sampled_data_finish (called from sampled...

CVE-2021-45949 is fixed in 4 products on 1 platform, first by ghostscript 9.26~dfsg+0-0ubuntu0.18.04.15, released December 31, 2021. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2021-45949
- Priority: Routine
- CVSS: 5.5 (medium)
- EPSS: 0.0174
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Dec 31, 2021

## Description

Ghostscript GhostPDL 9.50 through 9.54.0 has a heap-based buffer overflow in sampled_data_finish (called from sampled_data_continue and interp).

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | ghostscript Debian 12.15 (bookworm) | 9.55.0~dfsg-1 | [DEBIAN-CVE-2021-45949](https://patchblox.com/security/data/fix/linux/debian-cve-2021-45949.md) | Jan 1, 2022 |
| Linux | ghostscript Debian 13.5 (trixie) | 9.55.0~dfsg-1 | [DEBIAN-CVE-2021-45949](https://patchblox.com/security/data/fix/linux/debian-cve-2021-45949.md) | Jan 1, 2022 |
| Linux | ghostscript Debian 14 | 9.55.0~dfsg-1 | [DEBIAN-CVE-2021-45949](https://patchblox.com/security/data/fix/linux/debian-cve-2021-45949.md) | Jan 1, 2022 |
| Linux | ghostscript Ubuntu 18.04.6 LTS (bionic) | 9.26~dfsg+0-0ubuntu0.18.04.15 | [ghostscript 9.26~dfsg+0-0ubuntu0.18.04.15](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ghostscript-9.26-dfsg-0-0ubuntu0.18.04.15.md) | Dec 31, 2021 |
| Linux | ghostscript Ubuntu 20.04 LTS (focal) | 9.50~dfsg-5ubuntu4.5 | [ghostscript 9.50~dfsg-5ubuntu4.5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-ghostscript-9.50-dfsg-5ubuntu4.5.md) | Dec 31, 2021 |
| Linux | ghostscript-x Ubuntu 18.04.6 LTS (bionic) | 9.26~dfsg+0-0ubuntu0.18.04.15 | [ghostscript-x 9.26~dfsg+0-0ubuntu0.18.04.15](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ghostscript-x-9.26-dfsg-0-0ubuntu0.18.04.15.md) | Dec 31, 2021 |
| Linux | ghostscript-x Ubuntu 20.04 LTS (focal) | 9.50~dfsg-5ubuntu4.5 | [ghostscript-x 9.50~dfsg-5ubuntu4.5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-ghostscript-x-9.50-dfsg-5ubuntu4.5.md) | Dec 31, 2021 |
| Linux | libgs9 Ubuntu 18.04.6 LTS (bionic) | 9.26~dfsg+0-0ubuntu0.18.04.15 | [libgs9 9.26~dfsg+0-0ubuntu0.18.04.15](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libgs9-9.26-dfsg-0-0ubuntu0.18.04.15.md) | Dec 31, 2021 |
| Linux | libgs9 Ubuntu 20.04 LTS (focal) | 9.50~dfsg-5ubuntu4.5 | [libgs9 9.50~dfsg-5ubuntu4.5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libgs9-9.50-dfsg-5ubuntu4.5.md) | Dec 31, 2021 |
| Linux | libgs9-common Ubuntu 18.04.6 LTS (bionic) | 9.26~dfsg+0-0ubuntu0.18.04.15 | [libgs9-common 9.26~dfsg+0-0ubuntu0.18.04.15](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libgs9-common-9.26-dfsg-0-0ubuntu0.18.04.15.md) | Dec 31, 2021 |
| Linux | libgs9-common Ubuntu 20.04 LTS (focal) | 9.50~dfsg-5ubuntu4.5 | [libgs9-common 9.50~dfsg-5ubuntu4.5](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libgs9-common-9.50-dfsg-5ubuntu4.5.md) | Dec 31, 2021 |

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Data as of 2026-11-08T13:06:02Z 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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