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CVE-2012-4419

Published: 14 September 2012

The compare_tor_addr_to_addr_policy function in or/policies.c in Tor before 0.2.2.39, and 0.2.3.x before 0.2.3.21-rc, allows remote attackers to cause a denial of service (assertion failure and daemon exit) via a zero-valued port field that is not properly handled during policy comparison.

Notes

AuthorNote
sbeattie
looks like triggerable asserts that cause a DoS

Priority

Low

Status

Package Release Status
tor
Launchpad, Ubuntu, Debian
vivid
Released (0.2.3.22-rc-1)
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 (0.2.3.22-rc-1)
utopic
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)