CVE-2017-18199 · cross-distro fix matrix

CVE-2017-18199: realloc_symlink in rock.c in GNU libcdio before 1.0.0 allows remote attackers to cause a denial of service (NULL Pointer Dereference) via a crafted iso file.

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

Fix per ecosystem

Each block below is a distro release where CVE-2017-18199 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

libcdio→ fixed in1.0.0-1urgency: low

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

Debian bookworm

Source: Debian Security Tracker

libcdio→ fixed in1.0.0-1urgency: low

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

Debian trixie

Source: Debian Security Tracker

libcdio→ fixed in1.0.0-1urgency: low

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

Are YOU affected by CVE-2017-18199?

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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