CVE-2022-39209 · cross-distro fix matrix

CVE-2022-39209: cmark-gfm is GitHub's fork of cmark, a CommonMark parsing and rendering library and program in C. In versions prior to 0.29.0.gfm.6 a polynomial time complexity issue in cmark-gfm's autolink extension may lead to unbounded resource exhaustion and subsequent denial of service. Users may verify the pa

Affects 2 Linux releases across 8 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2022-39209 has a known fix. Run the listed command on that distro to remediate.

Debian bookworm

Source: Debian Security Tracker

cmark-gfm→ fixed in0.29.0.gfm.6-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y cmark-gfm
```
ghostwriter→ fixed in2.1.6+ds-1urgency: unimportant
```
sudo apt-get install --only-upgrade -y ghostwriter
```
r-cran-commonmark→ fixed in1.8.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y r-cran-commonmark
```

Debian trixie

Source: Debian Security Tracker

cmark-gfm→ fixed in0.29.0.gfm.6-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y cmark-gfm
```
ghostwriter→ fixed in2.1.6+ds-1urgency: unimportant
```
sudo apt-get install --only-upgrade -y ghostwriter
```
python-cmarkgfm→ fixed in2024.11.20-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y python-cmarkgfm
```
r-cran-commonmark→ fixed in1.8.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y r-cran-commonmark
```
ruby-commonmarker→ fixed in0.23.10-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y ruby-commonmarker
```

Are YOU affected by CVE-2022-39209?

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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