CVE-2026-5318

Name	CVE-2026-5318
Description	A weakness has been identified in LibRaw up to 0.22.0. This impacts the function HuffTable::initval of the file src/decompressors/losslessjpeg.cpp of the component JPEG DHT Parser. This manipulation of the argument bits[] causes out-of-bounds write. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. Upgrading to version 0.22.1 will fix this issue. Patch name: a6734e867b19d75367c05f872ac26322464e3995. It is advisable to upgrade the affected component.
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
libraw (PTS)	bullseye	0.20.2-1+deb11u1	vulnerable
	bullseye (security)	0.20.2-1+deb11u2	vulnerable
	bookworm	0.20.2-2.1+deb12u1	vulnerable
	trixie	0.21.4-2	vulnerable
	forky, sid	0.21.5b-1	vulnerable

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
libraw	source	(unstable)	(unfixed)

https://github.com/LibRaw/LibRaw/issues/794
Fixed by: https://github.com/LibRaw/LibRaw/commit/a6734e867b19d75367c05f872ac26322464e3995