CVE-2017-8822

NameCVE-2017-8822
DescriptionIn Tor before 0.2.5.16, 0.2.6 through 0.2.8 before 0.2.8.17, 0.2.9 before 0.2.9.14, 0.3.0 before 0.3.0.13, and 0.3.1 before 0.3.1.9, relays (that have incompletely downloaded descriptors) can pick themselves in a circuit path, leading to a degradation of anonymity, aka TROVE-2017-012.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-4054-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
tor (PTS)wheezy0.2.4.27-1vulnerable
wheezy (security)0.2.4.29-1vulnerable
jessie0.2.5.15-1vulnerable
jessie (security)0.2.5.16-1fixed
stretch0.2.9.13-1vulnerable
stretch (security)0.2.9.14-1fixed
buster, sid0.3.1.9-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
torsource(unstable)0.3.1.9-1
torsourcejessie0.2.5.16-1DSA-4054-1
torsourcestretch0.2.9.14-1DSA-4054-1

Notes

https://bugs.torproject.org/21534
https://blog.torproject.org/new-stable-tor-releases-security-fixes-0319-03013-02914-02817-02516

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