CVE-2026-54679

NameCVE-2026-54679
Descriptionjq 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.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDLA-4661-1, DLA-4662-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
jq (PTS)bullseye1.6-2.1vulnerable
bullseye (security)1.6-2.1+deb11u3fixed
bookworm, bookworm (security)1.6-2.1+deb12u2fixed
trixie1.7.1-6+deb13u2vulnerable
forky, sid1.8.2-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
jqsourcebullseye1.6-2.1+deb11u3DLA-4661-1
jqsourcebookworm1.6-2.1+deb12u2DLA-4662-1
jqsource(unstable)1.8.2-1

Notes

https://github.com/jqlang/jq/security/advisories/GHSA-29gj-222p-j7vx
Search for package or bug name: Reporting problems