CVE-2021-27351 · cross-distro fix matrix

CVE-2021-27351: The Terminate Session feature in the Telegram application through 7.2.1 for Android, and through 2.4.7 for Windows and UNIX, fails to invalidate a recently active session.

Affects 2 Linux releases across 2 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2021-27351 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

telegram-desktop→ fixed in2.6.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y telegram-desktop
```

Debian bookworm

Source: Debian Security Tracker

telegram-desktop→ fixed in2.6.1-1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y telegram-desktop
```

Are YOU affected by CVE-2021-27351?

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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