CVE-2018-20721

Name	CVE-2018-20721
Description	URI_FUNC() in UriParse.c in uriparser before 0.9.1 has an out-of-bounds read (in uriParseEx functions) for an incomplete URI with an IPv6 address containing an embedded IPv4 address, such as a "//[::44.1" address.
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-1682-1, DLA-2834-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
uriparser (PTS)	bullseye (security), bullseye	0.9.4+dfsg-1+deb11u1	fixed
	bookworm	0.9.7+dfsg-2	fixed
	sid, trixie	0.9.8+dfsg-2	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin
uriparser	source	jessie	0.8.0.1-2+deb8u2		DLA-1682-1
uriparser	source	stretch	0.8.4-1+deb9u2		DLA-2834-1
uriparser	source	(unstable)	0.9.1-1	low

https://github.com/uriparser/uriparser/commit/cef25028de5ff872c2e1f0a6c562eb3ea9ecbce4