CVE-2018-16758 · cross-distro fix matrix

CVE-2018-16758: Missing message authentication in the meta-protocol in Tinc VPN version 1.0.34 and earlier allows a man-in-the-middle attack to disable the encryption of VPN packets.

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

Fix per ecosystem

Each block below is a distro release where CVE-2018-16758 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

tinc→ fixed in1.0.35-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tinc
```

Debian bookworm

Source: Debian Security Tracker

tinc→ fixed in1.0.35-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tinc
```

Debian trixie

Source: Debian Security Tracker

tinc→ fixed in1.0.35-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y tinc
```

Alpine v3.20

Source: Alpine secdb

tinc→ fixed in1.0.35-r0
```
apk update && apk add --upgrade tinc
```

Alpine v3.21

Source: Alpine secdb

tinc→ fixed in1.0.35-r0
```
apk update && apk add --upgrade tinc
```

Alpine edge

Source: Alpine secdb

tinc→ fixed in1.0.35-r0
```
apk update && apk add --upgrade tinc
```

Alpine v3.18

Source: Alpine secdb

tinc→ fixed in1.0.35-r0
```
apk update && apk add --upgrade tinc
```

Alpine v3.19

Source: Alpine secdb

tinc→ fixed in1.0.35-r0
```
apk update && apk add --upgrade tinc
```

Are YOU affected by CVE-2018-16758?

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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