# CVE-2018-20786: vim: libvterm through 0+bzr726, as used in Vim and other products, mishandles certain out-of-memory conditions, leading to...

CVE-2018-20786 is fixed in 11 products on 1 platform, first by vim 2:8.0.1453-1ubuntu1.3, released December 29, 2019. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2018-20786
- Priority: Routine
- CVSS: n/a (Low)
- EPSS: 0.0292
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Feb 24, 2019

## Description

libvterm through 0+bzr726, as used in Vim and other products, mishandles certain out-of-memory conditions, leading to a denial of service (application crash), related to screen.c, state.c, and vterm.c.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | vim Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.3 | [vim 2:8.0.1453-1ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-vim-2-8.0.1453-1ubuntu1.3.md) | Dec 29, 2019 |
| Linux | vim-athena Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.3 | [vim-athena 2:8.0.1453-1ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-vim-athena-2-8.0.1453-1ubuntu1.3.md) | Dec 29, 2019 |
| Linux | vim-common Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.3 | [vim-common 2:8.0.1453-1ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-vim-common-2-8.0.1453-1ubuntu1.3.md) | Dec 29, 2019 |
| Linux | vim-gnome Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.3 | [vim-gnome 2:8.0.1453-1ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-vim-gnome-2-8.0.1453-1ubuntu1.3.md) | Dec 29, 2019 |
| Linux | vim-gtk Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.3 | [vim-gtk 2:8.0.1453-1ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-vim-gtk-2-8.0.1453-1ubuntu1.3.md) | Dec 29, 2019 |
| Linux | vim-gtk3 Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.3 | [vim-gtk3 2:8.0.1453-1ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-vim-gtk3-2-8.0.1453-1ubuntu1.3.md) | Dec 29, 2019 |
| Linux | vim-gui-common Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.3 | [vim-gui-common 2:8.0.1453-1ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-vim-gui-common-2-8.0.1453-1ubuntu1.3.md) | Dec 29, 2019 |
| Linux | vim-nox Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.3 | [vim-nox 2:8.0.1453-1ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-vim-nox-2-8.0.1453-1ubuntu1.3.md) | Dec 29, 2019 |
| Linux | vim-runtime Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.3 | [vim-runtime 2:8.0.1453-1ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-vim-runtime-2-8.0.1453-1ubuntu1.3.md) | Dec 29, 2019 |
| Linux | vim-tiny Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.3 | [vim-tiny 2:8.0.1453-1ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-vim-tiny-2-8.0.1453-1ubuntu1.3.md) | Dec 29, 2019 |
| Linux | xxd Ubuntu 18.04.6 LTS (bionic) | 2:8.0.1453-1ubuntu1.3 | [xxd 2:8.0.1453-1ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-xxd-2-8.0.1453-1ubuntu1.3.md) | Dec 29, 2019 |

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Data as of 2026-11-07T12:40:37Z 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