# ghostscript 9.26~dfsg+0-0ubuntu0.18.04.14: ghostscript 9.26~dfsg+0-0ubuntu0.18.04.14 for Ubuntu 18.04.6 LTS (bionic)

ghostscript 9.26~dfsg+0-0ubuntu0.18.04.14, released January 5, 2021, fixes 9 CVEs in ghostscript. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.

- Web page: https://patchblox.com/security/fix/linux/ubuntu-bionic-ghostscript-9.26-dfsg-0-0ubuntu0.18.04.14
- Platform: Linux
- Released: Jan 5, 2021
- Priority: High (Closes CVE-2020-6851, high severity)
- CVEs: 9, exploited: 0, on CISA KEV: 0

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [ghostscript](https://patchblox.com/security/data/product/linux/ghostscript.md) | Ubuntu 18.04.6 LTS (bionic) | 9.26~dfsg+0-0ubuntu0.18.04.14 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2020-6851](https://patchblox.com/security/data/cve/CVE-2020-6851.md) | High | libheif: inside OpenJPEG (the class of ; OpenJPEG 2.5.4 | 8.1 | 0.0529 |  |
| [CVE-2020-8112](https://patchblox.com/security/data/cve/CVE-2020-8112.md) | High | libopenjp2-7: opj_t1_clbl_decode_processor in openjp2/t1.c in OpenJPEG 2.3.1 through2020-01-28 has a heap-based buffer overflow in... | 8.8 | 0.0362 |  |
| [CVE-2020-27814](https://patchblox.com/security/data/cve/CVE-2020-27814.md) | High | libopenjp2-7: A heap-buffer overflow was found in the way openjpeg2 handled certain PNGformat files | 7.8 | 0.0201 |  |
| [CVE-2020-27843](https://patchblox.com/security/data/cve/CVE-2020-27843.md) | Routine | libopenjp2-7: A flaw was found in OpenJPEG in versions prior to 2.4.0 | 5.5 | 0.0170 |  |
| [CVE-2018-5727](https://patchblox.com/security/data/cve/CVE-2018-5727.md) | Routine | openjpeg2: Resolves: (#1538467) | 6.5 | 0.0169 |  |
| [CVE-2020-27824](https://patchblox.com/security/data/cve/CVE-2020-27824.md) | Routine | libopenjp2-7: A flaw was found in OpenJPEG’s encoder in theopj_dwt_calc_explicit_stepsizes() function | 5.5 | 0.0155 |  |
| [CVE-2020-27842](https://patchblox.com/security/data/cve/CVE-2020-27842.md) | Routine | libopenjp2-7: There's a flaw in openjpeg's t2 encoder in versions prior to 2.4.0 | 5.5 | 0.0146 |  |
| [CVE-2020-27845](https://patchblox.com/security/data/cve/CVE-2020-27845.md) | Routine | libopenjp2-7: There's a flaw in src/lib/openjp2/pi.c of openjpeg in versions prior to2.4.0 | 5.5 | 0.0146 |  |
| [CVE-2020-27841](https://patchblox.com/security/data/cve/CVE-2020-27841.md) | Routine | libopenjp2-7: There's a flaw in openjpeg in versions prior to 2.4.0 insrc/lib/openjp2/pi.c | n/a | 0.0145 |  |

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Data as of 2026-11-11T13:47:35Z 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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