CVE-2021-20216

Name	CVE-2021-20216
Description	A flaw was found in Privoxy in versions before 3.0.31. A memory leak that occurs when decompression fails unexpectedly may lead to a denial of service. The highest threat from this vulnerability is to system availability.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
References	DLA-2548-1
NVD severity	high

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
privoxy (PTS)	stretch	3.0.26-3	vulnerable
	stretch (security)	3.0.26-3+deb9u2	fixed
	buster	3.0.28-2+deb10u1	fixed
	bullseye	3.0.32-2	fixed
	bookworm, sid	3.0.32-3	fixed

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

Package	Type	Release	Fixed Version	Origin
privoxy	source	stretch	3.0.26-3+deb9u1	DLA-2548-1
privoxy	source	buster	3.0.28-2+deb10u1
privoxy	source	(unstable)	3.0.31-1

Notes

https://www.openwall.com/lists/oss-security/2021/01/31/2
https://www.privoxy.org/gitweb/?p=privoxy.git;a=commit;h=f431d61740cc03c1c5f6b7f9c7a4a8d0bedd70dd (3.0.31)