| Name | CVE-2022-33903 |
| Description | Tor 0.4.7.x before 0.4.7.8 allows a denial of service via the wedging of RTT estimation. |
| 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 | vulnerable |
| 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 | jessie | (unfixed) | end-of-life | | |
| tor | source | stretch | (not affected) | | | |
| tor | source | buster | (not affected) | | | |
| tor | source | bullseye | (not affected) | | | |
| tor | source | (unstable) | 0.4.7.8-1 | | | |
Notes
[bullseye] - tor <not-affected> (Only affects 0.4.7.x)
[buster] - tor <not-affected> (Only affects 0.4.7.x)
[stretch] - tor <not-affected> (Only affects 0.4.7.x)
https://bugzilla.redhat.com/show_bug.cgi?id=2099227
https://gitlab.torproject.org/tpo/core/tor/-/issues/40626
https://lists.torproject.org/pipermail/tor-announce/2022-June/000242.html
https://github.com/torproject/tor/commit/b0496d40197dd5b4fb7b694c1410082d4e34dda6 (tor-0.4.7.8)