CVE-2018-20349 · cross-distro fix matrix

CVE-2018-20349: The igraph_i_strdiff function in igraph_trie.c in igraph through 0.7.1 has an NULL pointer dereference that allows attackers to cause a denial of service (application crash) via a crafted object.

Affects 3 Linux releases across 6 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2018-20349 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

igraph→ fixed in0.7.1-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y igraph
```
r-cran-igraph→ fixed in1.2.2-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y r-cran-igraph
```

Debian bookworm

Source: Debian Security Tracker

igraph→ fixed in0.7.1-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y igraph
```
r-cran-igraph→ fixed in1.2.2-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y r-cran-igraph
```

Debian trixie

Source: Debian Security Tracker

igraph→ fixed in0.7.1-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y igraph
```
r-cran-igraph→ fixed in1.2.2-2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y r-cran-igraph
```

Are YOU affected by CVE-2018-20349?

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

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