CVE-2019-20444

Name	CVE-2019-20444
Description	HttpObjectDecoder.java in Netty before 4.1.44 allows an HTTP header that lacks a colon, which might be interpreted as a separate header with an incorrect syntax, or might be interpreted as an "invalid fold."
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-2109-1, DLA-2110-1, DLA-2364-1, DLA-2365-1, DSA-4885-1, ELA-214-1
Debian Bugs	950966

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
netty (PTS)	jessie, jessie (lts)	1:3.2.6.Final-2+deb8u2	fixed
	stretch (security)	1:4.1.7-2+deb9u3	fixed
	stretch (lts), stretch	1:4.1.7-2+deb9u5	fixed
	buster (security), buster, buster (lts)	1:4.1.33-1+deb10u5	fixed
	bullseye (security), bullseye	1:4.1.48-4+deb11u2	fixed
	bookworm (security), bookworm	1:4.1.48-7+deb12u1	fixed
	sid, trixie	1:4.1.48-10	fixed
netty-3.9 (PTS)	jessie, jessie (lts)	3.9.0.Final-1+deb8u2	fixed
	stretch (security)	3.9.9.Final-1+deb9u1	fixed
	stretch (lts), stretch	3.9.9.Final-1+deb9u2	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
netty	source	wheezy	3.2.6.Final-2+deb7u2	ELA-214-1
netty	source	jessie	1:3.2.6.Final-2+deb8u2	DLA-2109-1
netty	source	stretch	1:4.1.7-2+deb9u2	DLA-2364-1
netty	source	buster	1:4.1.33-1+deb10u2	DSA-4885-1
netty	source	(unstable)	1:4.1.45-1		950966
netty-3.9	source	jessie	3.9.0.Final-1+deb8u1	DLA-2110-1
netty-3.9	source	stretch	3.9.9.Final-1+deb9u1	DLA-2365-1
netty-3.9	source	(unstable)	(unfixed)

https://github.com/netty/netty/issues/9866
https://github.com/netty/netty/commit/a7c18d44b46e02dadfe3da225a06e5091f5f328e (4.1)