CVE-2020-26262 · cross-distro fix matrix

CVE-2020-26262: Coturn is free open source implementation of TURN and STUN Server. Coturn before version 4.5.2 by default does not allow peers to connect and relay packets to loopback addresses in the range of `127.x.x.x`. However, it was observed that when sending a `CONNECT` request with the `XOR-PEER-ADDRESS` va

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

Fix per ecosystem

Each block below is a distro release where CVE-2020-26262 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

coturn→ fixed in4.5.2-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y coturn
```

Debian bookworm

Source: Debian Security Tracker

coturn→ fixed in4.5.2-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y coturn
```

Debian trixie

Source: Debian Security Tracker

coturn→ fixed in4.5.2-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y coturn
```

Alpine v3.20

Source: Alpine secdb

coturn→ fixed in4.5.2-r0
```
apk update && apk add --upgrade coturn
```

Alpine v3.21

Source: Alpine secdb

coturn→ fixed in4.5.2-r0
```
apk update && apk add --upgrade coturn
```

Alpine edge

Source: Alpine secdb

coturn→ fixed in4.5.2-r0
```
apk update && apk add --upgrade coturn
```

Alpine v3.18

Source: Alpine secdb

coturn→ fixed in4.5.2-r0
```
apk update && apk add --upgrade coturn
```

Alpine v3.19

Source: Alpine secdb

coturn→ fixed in4.5.2-r0
```
apk update && apk add --upgrade coturn
```

Are YOU affected by CVE-2020-26262?

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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