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CVE-2021-22940 · cross-distro fix matrix

CVE-2021-22940: Node.js before 16.6.1, 14.17.5, and 12.22.5 is vulnerable to a use after free attack where an attacker might be able to exploit the memory corruption, to change process behavior.

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

Fix per ecosystem

Each block below is a distro release where CVE-2021-22940 has a known fix. Run the listed command on that distro to remediate.

Debian bookworm

Source: Debian Security Tracker

  • nodejs→ fixed in12.22.5~dfsg-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y nodejs

Debian trixie

Source: Debian Security Tracker

  • nodejs→ fixed in12.22.5~dfsg-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y nodejs
Are YOU affected by CVE-2021-22940?

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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CVE-2021-22940dropped 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.

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