CVE-2015-8806 · cross-distro fix matrix

CVE-2015-8806: dict.c in libxml2 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via an unexpected character immediately after the "<!DOCTYPE html" substring in a crafted HTML document.

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

Fix per ecosystem

Each block below is a distro release where CVE-2015-8806 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

libxml2→ fixed in2.9.3+dfsg1-1.1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libxml2
```

Debian bookworm

Source: Debian Security Tracker

libxml2→ fixed in2.9.3+dfsg1-1.1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libxml2
```

Debian trixie

Source: Debian Security Tracker

libxml2→ fixed in2.9.3+dfsg1-1.1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libxml2
```

Are YOU affected by CVE-2015-8806?

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.

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