CVE-2014-6053 · cross-distro fix matrix

CVE-2014-6053: The rfbProcessClientNormalMessage function in libvncserver/rfbserver.c in LibVNCServer 0.9.9 and earlier does not properly handle attempts to send a large amount of ClientCutText data, which allows remote attackers to cause a denial of service (memory consumption or daemon crash) via a crafted messa

Affects 3 Linux releases across 8 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2014-6053 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

libvncserver→ fixed in0.9.9+dfsg-6.1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libvncserver
```
tightvnc→ fixed in1:1.3.9-9.1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tightvnc
```
vino→ fixed in3.22.0-6urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y vino
```

Debian bookworm

Source: Debian Security Tracker

libvncserver→ fixed in0.9.9+dfsg-6.1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libvncserver
```
tightvnc→ fixed in1:1.3.9-9.1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tightvnc
```
vino→ fixed in3.22.0-6urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y vino
```

Debian trixie

Source: Debian Security Tracker

libvncserver→ fixed in0.9.9+dfsg-6.1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y libvncserver
```
tightvnc→ fixed in1:1.3.9-9.1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tightvnc
```

Are YOU affected by CVE-2014-6053?

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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