CVE-2018-3849 · cross-distro fix matrix

CVE-2018-3849: In the ffghtb function in NASA CFITSIO 3.42, specially crafted images parsed via the library can cause a stack-based buffer overflow overwriting arbitrary data. An attacker can deliver an FIT image to trigger this vulnerability and potentially gain code execution.

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

Fix per ecosystem

Each block below is a distro release where CVE-2018-3849 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

cfitsio→ fixed in3.430-1urgency: low

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

Debian bookworm

Source: Debian Security Tracker

cfitsio→ fixed in3.430-1urgency: low

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

Debian trixie

Source: Debian Security Tracker

cfitsio→ fixed in3.430-1urgency: low

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

Are YOU affected by CVE-2018-3849?

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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