CVE-2019-12735 · cross-distro fix matrix

CVE-2019-12735: getchar.c in Vim before 8.1.1365 and Neovim before 0.3.6 allows remote attackers to execute arbitrary OS commands via the :source! command in a modeline, as demonstrated by execute in Vim, and assert_fails or nvim_input in Neovim.

Affects 8 Linux releases across 16 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2019-12735 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

neovim→ fixed in0.3.4-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y neovim
```
vim→ fixed in2:8.1.0875-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y vim
```

Debian bookworm

Source: Debian Security Tracker

neovim→ fixed in0.3.4-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y neovim
```
vim→ fixed in2:8.1.0875-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y vim
```

Debian trixie

Source: Debian Security Tracker

neovim→ fixed in0.3.4-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y neovim
```
vim→ fixed in2:8.1.0875-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y vim
```

Alpine v3.20

Source: Alpine secdb

vim→ fixed in8.1.1365-r0
```
apk update && apk add --upgrade vim
```
neovim→ fixed in0.3.6-r0
```
apk update && apk add --upgrade neovim
```

Alpine v3.21

Source: Alpine secdb

vim→ fixed in8.1.1365-r0
```
apk update && apk add --upgrade vim
```
neovim→ fixed in0.3.6-r0
```
apk update && apk add --upgrade neovim
```

Alpine edge

Source: Alpine secdb

neovim→ fixed in0.3.6-r0
```
apk update && apk add --upgrade neovim
```
vim→ fixed in8.1.1365-r0
```
apk update && apk add --upgrade vim
```

Alpine v3.18

Source: Alpine secdb

vim→ fixed in8.1.1365-r0
```
apk update && apk add --upgrade vim
```
neovim→ fixed in0.3.6-r0
```
apk update && apk add --upgrade neovim
```

Alpine v3.19

Source: Alpine secdb

vim→ fixed in8.1.1365-r0
```
apk update && apk add --upgrade vim
```
neovim→ fixed in0.3.6-r0
```
apk update && apk add --upgrade neovim
```

Are YOU affected by CVE-2019-12735?

5-second check on your actual server. Reads /etc/os-release, uname -r, and the distro's package manager; matches against this same cross-source index live.

curl https://mindsparkstack.com/scan.sh | bash

Form-based quickscan View on NVD

Continuous monitoring beats manual checking

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