CVE-2021-3694 · cross-distro fix matrix

CVE-2021-3694: LedgerSMB does not sufficiently HTML-encode error messages sent to the browser. By sending a specially crafted URL to an authenticated user, this flaw can be abused for remote code execution and information disclosure.

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

Fix per ecosystem

Each block below is a distro release where CVE-2021-3694 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

ledgersmb→ fixed in1.6.9+ds-2+deb11u2urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y ledgersmb
```

Debian bookworm

Source: Debian Security Tracker

ledgersmb→ fixed in1.6.9+ds-2.1urgency: not yet assigned
```
sudo apt-get install --only-upgrade -y ledgersmb
```

Are YOU affected by CVE-2021-3694?

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

CVE-2021-3694dropped silently in your distro's update channel. Every new CVE is the same story. StackPatch runs the matcher hourly against all 5 sources and emails the exact remediation when something new applies to one of your servers. $99 lifetime, 50 founder seats, 30-day refund.

See StackPatch ($99 lifetime)