CVE-2012-4453 · cross-distro fix matrix

CVE-2012-4453: dracut.sh in dracut, as used in Red Hat Enterprise Linux 6, Fedora 16 and 17, and possibly other products, creates initramfs images with world-readable permissions, which might allow local users to obtain sensitive information.

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

Fix per ecosystem

Each block below is a distro release where CVE-2012-4453 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

dracut→ fixed in020-1.1urgency: low

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

Debian bookworm

Source: Debian Security Tracker

dracut→ fixed in020-1.1urgency: low

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

Debian trixie

Source: Debian Security Tracker

dracut→ fixed in020-1.1urgency: low

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

Are YOU affected by CVE-2012-4453?

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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