CVE-2016-9842 · cross-distro fix matrix

CVE-2016-9842: The inflateMark function in inflate.c in zlib 1.2.8 might allow context-dependent attackers to have unspecified impact via vectors involving left shifts of negative integers.

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

Fix per ecosystem

Each block below is a distro release where CVE-2016-9842 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

rsync→ fixed in3.1.3-6urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y rsync
```
zlib→ fixed in1:1.2.8.dfsg-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y zlib
```

Debian bookworm

Source: Debian Security Tracker

rsync→ fixed in3.1.3-6urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y rsync
```
zlib→ fixed in1:1.2.8.dfsg-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y zlib
```

Debian trixie

Source: Debian Security Tracker

rsync→ fixed in3.1.3-6urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y rsync
```
zlib→ fixed in1:1.2.8.dfsg-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y zlib
```

Are YOU affected by CVE-2016-9842?

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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