CVE-2019-19204 · cross-distro fix matrix

CVE-2019-19204: An issue was discovered in Oniguruma 6.x before 6.9.4_rc2. In the function fetch_interval_quantifier (formerly known as fetch_range_quantifier) in regparse.c, PFETCH is called without checking PEND. This leads to a heap-based buffer over-read.

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

Fix per ecosystem

Each block below is a distro release where CVE-2019-19204 has a known fix. Run the listed command on that distro to remediate.

Debian bullseye

Source: Debian Security Tracker

libonig→ fixed in6.9.4-1urgency: low

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

Debian bookworm

Source: Debian Security Tracker

libonig→ fixed in6.9.4-1urgency: low

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

Debian trixie

Source: Debian Security Tracker

libonig→ fixed in6.9.4-1urgency: low

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

Are YOU affected by CVE-2019-19204?

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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