# CVE-2020-16588: libopenexr22: A Null Pointer Deference issue exists in Academy Software Foundation OpenEXR 2.3.0 in generatePreview in makePreview....

CVE-2020-16588 is fixed in 3 products on 1 platform, first by libopenexr22 2.2.0-11.1ubuntu1.4, released December 9, 2020. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2020-16588
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0122
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Dec 9, 2020

## Description

A Null Pointer Deference issue exists in Academy Software Foundation OpenEXR 2.3.0 in generatePreview in makePreview.cpp that can cause a denial of service via a crafted EXR file.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libopenexr22 Ubuntu 18.04.6 LTS (bionic) | 2.2.0-11.1ubuntu1.4 | [libopenexr22 2.2.0-11.1ubuntu1.4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libopenexr22-2.2.0-11.1ubuntu1.4.md) | Dec 9, 2020 |
| Linux | libopenexr24 Ubuntu 20.04 LTS (focal) | 2.3.0-6ubuntu0.3 | [libopenexr24 2.3.0-6ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libopenexr24-2.3.0-6ubuntu0.3.md) | Dec 9, 2020 |
| Linux | openexr Ubuntu 18.04.6 LTS (bionic) | 2.2.0-11.1ubuntu1.4 | [openexr 2.2.0-11.1ubuntu1.4](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-openexr-2.2.0-11.1ubuntu1.4.md) | Dec 9, 2020 |
| Linux | openexr Ubuntu 20.04 LTS (focal) | 2.3.0-6ubuntu0.3 | [openexr 2.3.0-6ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-openexr-2.3.0-6ubuntu0.3.md) | Dec 9, 2020 |

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