CVE-2026-54679

Name	CVE-2026-54679
Description	jq is a command-line JSON processor. Prior to 1.8.2, on 32bit system, jvp_string_append has a chance of integer/multiple overflowing and then causing a massive buffer overrun. This vulnerability is fixed in 1.8.2.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
jq (PTS)	bullseye	1.6-2.1	vulnerable
	bullseye (security)	1.6-2.1+deb11u2	vulnerable
	bookworm	1.6-2.1+deb12u1	vulnerable
	trixie	1.7.1-6+deb13u2	vulnerable
	forky	1.8.1-8	vulnerable
	sid	1.8.2-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
jq	source	(unstable)	1.8.2-1

https://github.com/jqlang/jq/security/advisories/GHSA-29gj-222p-j7vx