CVE-2012-5634 · cross-distro fix matrix

CVE-2012-5634: Xen 4.2.x, 4.1.x, and 4.0, when using Intel VT-d for PCI passthrough, does not properly configure VT-d when supporting a device that is behind a legacy PCI Bridge, which allows local guests to cause a denial of service to other guests by injecting an interrupt.

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

Fix per ecosystem

Each block below is a distro release where CVE-2012-5634 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

xen→ fixed in4.1.3-8urgency: low

sudo apt-get install --only-upgrade -y xen

Debian bookworm

Source: Debian Security Tracker

xen→ fixed in4.1.3-8urgency: low

sudo apt-get install --only-upgrade -y xen

Debian trixie

Source: Debian Security Tracker

xen→ fixed in4.1.3-8urgency: low

sudo apt-get install --only-upgrade -y xen

Are YOU affected by CVE-2012-5634?

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.

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