CVE-2025-67735 · cross-distro fix matrix

CVE-2025-67735: Netty is an asynchronous, event-driven network application framework. In versions prior to 4.1.129.Final and 4.2.8.Final, the `io.netty.handler.codec.http.HttpRequestEncoder` has a CRLF injection with the request URI when constructing a request. This leads to request smuggling when `HttpRequestEncod

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

Fix per ecosystem

Each block below is a distro release where CVE-2025-67735 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

netty→ fixed in1:4.1.48-4+deb11u3urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y netty
```

Debian bookworm

Source: Debian Security Tracker

netty→ fixed in1:4.1.48-7+deb12u2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y netty
```

Debian trixie

Source: Debian Security Tracker

netty→ fixed in1:4.1.48-10+deb13u1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y netty
```

Are YOU affected by CVE-2025-67735?

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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