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CVE-2022-50859 · cross-distro fix matrix

CVE-2022-50859: In the Linux kernel, the following vulnerability has been resolved: cifs: Fix the error length of VALIDATE_NEGOTIATE_INFO message Commit d5c7076b772a ("smb3: add smb3.1.1 to default dialect list") extend the dialects from 3 to 4, but forget to decrease the extended length when specific the dialect

Affects 3 Linux releases across 3 (distro × package) combinations.

Fix per ecosystem

Each block below is a distro release where CVE-2022-50859 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

  • linux→ fixed in5.10.158-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y linux

Debian bookworm

Source: Debian Security Tracker

  • linux→ fixed in6.0.3-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y linux

Debian trixie

Source: Debian Security Tracker

  • linux→ fixed in6.0.3-1urgency: not yet assigned
    sudo apt-get install --only-upgrade -y linux
Are YOU affected by CVE-2022-50859?

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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