CVE-2018-3847 · cross-distro fix matrix

CVE-2018-3847: Multiple exploitable buffer overflow vulnerabilities exist in image parsing functionality of the CFITSIO library version 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 vul

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

Fix per ecosystem

Each block below is a distro release where CVE-2018-3847 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-2018-3847?

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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