| Name | CVE-2011-2778 |
| Description | Multiple heap-based buffer overflows in Tor before 0.2.2.35 allow remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code by (1) establishing a SOCKS connection to SocksPort or (2) leveraging a SOCKS proxy configuration. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DSA-2363-1 |
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 | lenny | 0.2.1.32-1 | DSA-2363-1 | ||
| tor | source | squeeze | 0.2.2.35-1~squeeze+1 | DSA-2363-1 | ||
| tor | source | (unstable) | 0.2.2.35-1 |