| Name | CVE-2017-0377 |
| Description | Tor 0.3.x before 0.3.0.9 has a guard-selection algorithm that only considers the exit relay (not the exit relay's family), which might allow remote attackers to defeat intended anonymity properties by leveraging the existence of large families. |
| 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) |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| tor (PTS) | bullseye (security), bullseye | 0.4.5.16-1 | fixed |
| bookworm | 0.4.9.8-0+deb12u1 | fixed | |
| bookworm (security) | 0.4.9.11-0+deb12u1 | fixed | |
| trixie | 0.4.9.8-0+deb13u1 | fixed | |
| trixie (security) | 0.4.9.11-0+deb13u1 | fixed | |
| forky | 0.4.9.9-1 | fixed | |
| sid | 0.4.9.11-1 | 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) | (not affected) |
- tor <not-affected> (Affects only 0.3.x series)
https://trac.torproject.org/projects/tor/ticket/22753
https://blog.torproject.org/blog/tor-0309-released-security-update-clients