CVE-2015-2311 · cross-distro fix matrix

CVE-2015-2311: Integer underflow in Sandstorm Cap'n Proto before 0.4.1.1 and 0.5.x before 0.5.1.1 might allow remote peers to cause a denial of service or possibly obtain sensitive information from memory or execute arbitrary code via a crafted message.

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

Fix per ecosystem

Each block below is a distro release where CVE-2015-2311 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

capnproto→ fixed in0.4.1-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y capnproto
```

Debian bookworm

Source: Debian Security Tracker

capnproto→ fixed in0.4.1-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y capnproto
```

Debian trixie

Source: Debian Security Tracker

capnproto→ fixed in0.4.1-3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y capnproto
```

Are YOU affected by CVE-2015-2311?

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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