CVE-2015-8317 · cross-distro fix matrix

CVE-2015-8317: The xmlParseXMLDecl function in parser.c in libxml2 before 2.9.3 allows context-dependent attackers to obtain sensitive information via an (1) unterminated encoding value or (2) incomplete XML declaration in XML data, which triggers an out-of-bounds heap read.

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

Fix per ecosystem

Each block below is a distro release where CVE-2015-8317 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

libxml2→ fixed in2.9.2+zdfsg1-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libxml2
```

Debian bookworm

Source: Debian Security Tracker

libxml2→ fixed in2.9.2+zdfsg1-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libxml2
```

Debian trixie

Source: Debian Security Tracker

libxml2→ fixed in2.9.2+zdfsg1-4urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libxml2
```

Are YOU affected by CVE-2015-8317?

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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