CVE-2011-4895

Name	CVE-2011-4895
Description	Tor before 0.2.2.34, when configured as a bridge, sets up circuits through a process different from the process used by a client, which makes it easier for remote attackers to enumerate bridges by observing circuit building.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, 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
tor (PTS)	jessie, jessie (lts)	0.2.5.16-1	fixed
	stretch	0.2.9.16-1	fixed
	stretch (security), stretch (lts)	0.2.9.15-1	fixed
	buster (security), buster, buster (lts)	0.3.5.16-1+deb10u1	fixed
	bullseye (security), bullseye	0.4.5.16-1	fixed
	bookworm (security), bookworm	0.4.7.16-1	fixed
	sid, trixie	0.4.8.13-2	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
tor	source	(unstable)	0.2.2.34-1	unimportant