CVE-2022-38223 · cross-distro fix matrix

CVE-2022-38223: There is an out-of-bounds write in checkType located in etc.c in w3m 0.5.3. It can be triggered by sending a crafted HTML file to the w3m binary. It allows an attacker to cause Denial of Service or possibly have unspecified other impact.

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

Fix per ecosystem

Each block below is a distro release where CVE-2022-38223 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

w3m→ fixed in0.5.3+git20210102-6+deb11u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y w3m
```

Debian bookworm

Source: Debian Security Tracker

w3m→ fixed in0.5.3+git20230121-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y w3m
```

Debian trixie

Source: Debian Security Tracker

w3m→ fixed in0.5.3+git20230121-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y w3m
```

Alpine v3.20

Source: Alpine secdb

w3m→ fixed in0.5.3.20230121-r0
```
apk update && apk add --upgrade w3m
```

Alpine v3.21

Source: Alpine secdb

w3m→ fixed in0.5.3.20230121-r0
```
apk update && apk add --upgrade w3m
```

Alpine edge

Source: Alpine secdb

w3m→ fixed in0.5.3_git20241203-r0
```
apk update && apk add --upgrade w3m
```

Alpine v3.18

Source: Alpine secdb

w3m→ fixed in0.5.3.20230121-r0
```
apk update && apk add --upgrade w3m
```

Alpine v3.19

Source: Alpine secdb

w3m→ fixed in0.5.3.20230121-r0
```
apk update && apk add --upgrade w3m
```

Are YOU affected by CVE-2022-38223?

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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