CVE-2009-1892 · cross-distro fix matrix

CVE-2009-1892: dhcpd in ISC DHCP 3.0.4 and 3.1.1, when the dhcp-client-identifier and hardware ethernet configuration settings are both used, allows remote attackers to cause a denial of service (daemon crash) via unspecified requests.

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

Fix per ecosystem

Each block below is a distro release where CVE-2009-1892 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

isc-dhcp→ fixed in3.1.2p1-2urgency: low

sudo apt-get install --only-upgrade -y isc-dhcp

Debian bookworm

Source: Debian Security Tracker

isc-dhcp→ fixed in3.1.2p1-2urgency: low

sudo apt-get install --only-upgrade -y isc-dhcp

Debian trixie

Source: Debian Security Tracker

isc-dhcp→ fixed in3.1.2p1-2urgency: low

sudo apt-get install --only-upgrade -y isc-dhcp

Are YOU affected by CVE-2009-1892?

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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