# CVE-2021-3770: vim: vim is vulnerable to Heap-based Buffer Overflow

CVE-2021-3770 is fixed in 20 products on 1 platform, first by vim 2:8.1.2269-1ubuntu5.3, released September 15, 2021. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2021-3770
- Priority: Routine
- CVSS: n/a (Medium)
- EPSS: 0.0074
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Sep 6, 2021

## Description

vim is vulnerable to Heap-based Buffer Overflow

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | vim Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.3 | [vim 2:8.1.2269-1ubuntu5.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-vim-2-8.1.2269-1ubuntu5.3.md) | Sep 15, 2021 |
| Linux | vim-athena Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.3 | [vim-athena 2:8.1.2269-1ubuntu5.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-vim-athena-2-8.1.2269-1ubuntu5.3.md) | Sep 15, 2021 |
| Linux | vim-common Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.3 | [vim-common 2:8.1.2269-1ubuntu5.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-vim-common-2-8.1.2269-1ubuntu5.3.md) | Sep 15, 2021 |
| Linux | vim-common amzn 2023 | 2:9.0.1160-1.amzn2023.0.2 | [ALAS2023-2023-098](https://patchblox.com/security/data/fix/linux/alas2023-2023-098.md) | Feb 17, 2023 |
| Linux | vim-common-debuginfo amzn 2023 | 2:9.0.1160-1.amzn2023.0.2 | [ALAS2023-2023-098](https://patchblox.com/security/data/fix/linux/alas2023-2023-098.md) | Feb 17, 2023 |
| Linux | vim-data amzn 2023 | 2:9.0.1160-1.amzn2023.0.2 | [ALAS2023-2023-098](https://patchblox.com/security/data/fix/linux/alas2023-2023-098.md) | Feb 17, 2023 |
| Linux | vim-debuginfo amzn 2023 | 2:9.0.1160-1.amzn2023.0.2 | [ALAS2023-2023-098](https://patchblox.com/security/data/fix/linux/alas2023-2023-098.md) | Feb 17, 2023 |
| Linux | vim-debugsource amzn 2023 | 2:9.0.1160-1.amzn2023.0.2 | [ALAS2023-2023-098](https://patchblox.com/security/data/fix/linux/alas2023-2023-098.md) | Feb 17, 2023 |
| Linux | vim-default-editor amzn 2023 | 2:9.0.1160-1.amzn2023.0.2 | [ALAS2023-2023-098](https://patchblox.com/security/data/fix/linux/alas2023-2023-098.md) | Feb 17, 2023 |
| Linux | vim-enhanced amzn 2023 | 2:9.0.1160-1.amzn2023.0.2 | [ALAS2023-2023-098](https://patchblox.com/security/data/fix/linux/alas2023-2023-098.md) | Feb 17, 2023 |
| Linux | vim-enhanced-debuginfo amzn 2023 | 2:9.0.1160-1.amzn2023.0.2 | [ALAS2023-2023-098](https://patchblox.com/security/data/fix/linux/alas2023-2023-098.md) | Feb 17, 2023 |
| Linux | vim-filesystem amzn 2023 | 2:9.0.1160-1.amzn2023.0.2 | [ALAS2023-2023-098](https://patchblox.com/security/data/fix/linux/alas2023-2023-098.md) | Feb 17, 2023 |
| Linux | vim-gtk Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.3 | [vim-gtk 2:8.1.2269-1ubuntu5.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-vim-gtk-2-8.1.2269-1ubuntu5.3.md) | Sep 15, 2021 |
| Linux | vim-gtk3 Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.3 | [vim-gtk3 2:8.1.2269-1ubuntu5.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-vim-gtk3-2-8.1.2269-1ubuntu5.3.md) | Sep 15, 2021 |
| Linux | vim-gui-common Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.3 | [vim-gui-common 2:8.1.2269-1ubuntu5.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-vim-gui-common-2-8.1.2269-1ubuntu5.3.md) | Sep 15, 2021 |
| Linux | vim-minimal amzn 2023 | 2:9.0.1160-1.amzn2023.0.2 | [ALAS2023-2023-098](https://patchblox.com/security/data/fix/linux/alas2023-2023-098.md) | Feb 17, 2023 |
| Linux | vim-minimal-debuginfo amzn 2023 | 2:9.0.1160-1.amzn2023.0.2 | [ALAS2023-2023-098](https://patchblox.com/security/data/fix/linux/alas2023-2023-098.md) | Feb 17, 2023 |
| Linux | vim-nox Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.3 | [vim-nox 2:8.1.2269-1ubuntu5.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-vim-nox-2-8.1.2269-1ubuntu5.3.md) | Sep 15, 2021 |
| Linux | vim-runtime Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.3 | [vim-runtime 2:8.1.2269-1ubuntu5.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-vim-runtime-2-8.1.2269-1ubuntu5.3.md) | Sep 15, 2021 |
| Linux | vim-tiny Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.3 | [vim-tiny 2:8.1.2269-1ubuntu5.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-vim-tiny-2-8.1.2269-1ubuntu5.3.md) | Sep 15, 2021 |
| Linux | xxd Ubuntu 20.04 LTS (focal) | 2:8.1.2269-1ubuntu5.3 | [xxd 2:8.1.2269-1ubuntu5.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-xxd-2-8.1.2269-1ubuntu5.3.md) | Sep 15, 2021 |

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