CVE catalog
CVE-2009-0939
tor: CVE-2009-0939
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 2.05% · Oct 25, 2026
Tor before 0.2.0.34 treats incomplete IPv4 addresses as valid, which has unknown impact and attack vectors related to "Spec conformance," as demonstrated using 192.168.0.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | tor | sid | 0.4.9.14-1 | fixed |
| Debian | tor | forky | 0.4.9.14-1 | fixed |
| Debian | tor | trixie | 0.4.9.11-0+deb13u1 | fixed |
| Debian | tor | trixie-security | 0.4.9.14-0+deb13u1 | fixed |
| Debian | tor | bookworm | 0.4.9.11-0+deb12u1 | fixed |
| Debian | tor | bookworm-security | 0.4.9.11-0+deb12u1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | tor | source | sid | 0.2.0.34-1 | not yet assigned | Not reported | Not reported |
| Debian | tor | source | forky | 0.2.0.34-1 | not yet assigned | Not reported | Not reported |
| Debian | tor | source | trixie | 0.2.0.34-1 | not yet assigned | Not reported | Not reported |
| Debian | tor | source | bookworm | 0.2.0.34-1 | not yet assigned | Not reported | Not reported |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
[Debian 12 (Bookworm)]
- [tor]Unknown
Details (6)
0.4.9.11-0+deb12u1· amd64 · bookwormFixed · Fixed:
0.2.0.34-1dsa · tor · debian · bookworm; dsa · tor · debian · 12
0.4.9.11-0+deb12u1· arm64 · bookwormFixed · Fixed:
0.2.0.34-1dsa · tor · debian · bookworm; dsa · tor · debian · 12
0.4.8.14-1~bpo12+1· amd64 · bookworm-backportsFixed · Fixed:
0.2.0.34-1dsa · tor · debian · bookworm; dsa · tor · debian · 12
0.4.8.14-1~bpo12+1· arm64 · bookworm-backportsFixed · Fixed:
0.2.0.34-1dsa · tor · debian · bookworm; dsa · tor · debian · 12
0.4.9.11-0+deb12u1· amd64 · bookworm-securityFixed · Fixed:
0.2.0.34-1dsa · tor · debian · bookworm; dsa · tor · debian · 12
0.4.9.11-0+deb12u1· arm64 · bookworm-securityFixed · Fixed:
0.2.0.34-1dsa · tor · debian · bookworm; dsa · tor · debian · 12
- [tor-geoipdb]Unknown
Source package: [tor]
Details (6)
0.4.9.11-0+deb12u1· all · bookwormFixed · Fixed:
0.2.0.34-1dsa · tor · debian · bookworm; dsa · tor · debian · 12
0.4.9.11-0+deb12u1· all · bookwormFixed · Fixed:
0.2.0.34-1dsa · tor · debian · bookworm; dsa · tor · debian · 12
0.4.8.14-1~bpo12+1· all · bookworm-backportsFixed · Fixed:
0.2.0.34-1dsa · tor · debian · bookworm; dsa · tor · debian · 12
0.4.8.14-1~bpo12+1· all · bookworm-backportsFixed · Fixed:
0.2.0.34-1dsa · tor · debian · bookworm; dsa · tor · debian · 12
0.4.9.11-0+deb12u1· all · bookworm-securityFixed · Fixed:
0.2.0.34-1dsa · tor · debian · bookworm; dsa · tor · debian · 12
0.4.9.11-0+deb12u1· all · bookworm-securityFixed · Fixed:
0.2.0.34-1dsa · tor · debian · bookworm; dsa · tor · debian · 12
[Debian 13 (Trixie)]
- [tor]Unknown
Details (10)
0.4.9.11-0+deb13u1· amd64 · trixieFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.11-0+deb13u1· arm64 · trixieFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.11-1~bpo13+1· amd64 · trixie-backportsFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.11-1~bpo13+1· arm64 · trixie-backportsFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.11-0+deb13u1· amd64 · trixie-security · Historical versionFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.11-0+deb13u1· arm64 · trixie-securityFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.12-0+deb13u1· amd64 · trixie-security · Historical versionFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.12-0+deb13u2· amd64 · trixie-security · Historical versionFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.13-0+deb13u1· amd64 · trixie-security · Historical versionFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.14-0+deb13u1· amd64 · trixie-securityFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
- [tor-geoipdb]Unknown
Source package: [tor]
Details (10)
0.4.9.11-0+deb13u1· all · trixieFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.11-0+deb13u1· all · trixieFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.11-1~bpo13+1· all · trixie-backportsFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.11-1~bpo13+1· all · trixie-backportsFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.11-0+deb13u1· all · trixie-securityFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.11-0+deb13u1· all · trixie-security · Historical versionFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.12-0+deb13u1· all · trixie-security · Historical versionFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.12-0+deb13u2· all · trixie-security · Historical versionFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.13-0+deb13u1· all · trixie-security · Historical versionFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
0.4.9.14-0+deb13u1· all · trixie-securityFixed · Fixed:
0.2.0.34-1dsa · tor · debian · 13
Observed: