CVE-2019-12779 · cross-distro fix matrix

CVE-2019-12779: libqb before 1.0.5 allows local users to overwrite arbitrary files via a symlink attack, because it uses predictable filenames (under /dev/shm and /tmp) without O_EXCL.

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

Fix per ecosystem

Each block below is a distro release where CVE-2019-12779 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

libqb→ fixed in1.0.4-1urgency: unimportant

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

Debian bookworm

Source: Debian Security Tracker

libqb→ fixed in1.0.4-1urgency: unimportant

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

Debian trixie

Source: Debian Security Tracker

libqb→ fixed in1.0.4-1urgency: unimportant

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

Are YOU affected by CVE-2019-12779?

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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