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CVE-2012-3518

Published: 26 August 2012

The networkstatus_parse_vote_from_string function in routerparse.c in Tor before 0.2.2.38 does not properly handle an invalid flavor name, which allows remote attackers to cause a denial of service (out-of-bounds read and daemon crash) via a crafted (1) vote document or (2) consensus document.

Notes

AuthorNote
sbeattie
may have been introduced in 0.2.2.6-alpha

Priority

Low

Status

Package Release Status
tor
Launchpad, Ubuntu, Debian
hardy Ignored
(end of life)
lucid Does not exist

natty Ignored
(end of life)
oneiric Ignored
(end of life)
precise Ignored
(end of life)
quantal
Released (0.2.3.22-rc-1)
raring
Released (0.2.3.22-rc-1)
saucy
Released (0.2.3.22-rc-1)
trusty
Released (0.2.3.22-rc-1)
upstream
Released (0.2.2.38)
utopic
Released (0.2.3.22-rc-1)
vivid
Released (0.2.3.22-rc-1)
wily
Released (0.2.3.22-rc-1)
xenial
Released (0.2.3.22-rc-1)
yakkety
Released (0.2.3.22-rc-1)
zesty
Released (0.2.3.22-rc-1)
Patches:
upstream: https://gitweb.torproject.org/tor.git/commitdiff/57e35ad3d91724882c345ac709666a551a977f0f
upstream: https://gitweb.torproject.org/tor.git/commitdiff/55f635745afacefffdaafc72cc176ca7ab817546