CVE-2021-1844 · cross-distro fix matrix

CVE-2021-1844: A memory corruption issue was addressed with improved validation. This issue is fixed in iOS 14.4.1 and iPadOS 14.4.1, Safari 14.0.3 (v. 14610.4.3.1.7 and 15610.4.3.1.7), watchOS 7.3.2, macOS Big Sur 11.2.3. Processing maliciously crafted web content may lead to arbitrary code execution.

Affects 6 Linux releases across 9 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2021-1844 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

webkit2gtk→ fixed in2.32.0-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y webkit2gtk
```
wpewebkit→ fixed in2.32.0-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y wpewebkit
```

Debian bookworm

Source: Debian Security Tracker

webkit2gtk→ fixed in2.32.0-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y webkit2gtk
```
wpewebkit→ fixed in2.32.0-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y wpewebkit
```

Debian trixie

Source: Debian Security Tracker

webkit2gtk→ fixed in2.32.0-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y webkit2gtk
```
wpewebkit→ fixed in2.32.0-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y wpewebkit
```

Alpine v3.20

Source: Alpine secdb

webkit2gtk→ fixed in2.32.0-r0

apk update && apk add --upgrade webkit2gtk

Alpine v3.18

Source: Alpine secdb

webkit2gtk→ fixed in2.32.0-r0

apk update && apk add --upgrade webkit2gtk

Alpine v3.19

Source: Alpine secdb

webkit2gtk→ fixed in2.32.0-r0

apk update && apk add --upgrade webkit2gtk

Are YOU affected by CVE-2021-1844?

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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