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CVE-2012-4481

Published: 5 October 2012

The safe-level feature in Ruby 1.8.7 allows context-dependent attackers to modify strings via the NameError#to_s method when operating on Ruby objects. NOTE: this issue is due to an incomplete fix for CVE-2011-1005.

Notes

AuthorNote
tyhicks
Supplements incomplete fix for CVE-2011-1005
Priority

Medium

Status

Package Release Status
ruby1.8
Launchpad, Ubuntu, Debian
hardy Ignored
(reached end-of-life)
lucid
Released (1.8.7.249-2ubuntu0.2)
natty
Released (1.8.7.302-2ubuntu0.2)
oneiric
Released (1.8.7.352-2ubuntu0.2)
precise
Released (1.8.7.352-2ubuntu1.1)
quantal
Released (1.8.7.358-4ubuntu0.1)
upstream
Released (1.8.7.358-5)
Patches:
upstream: http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=37068
ruby1.9
Launchpad, Ubuntu, Debian
hardy Ignored
(reached end-of-life)
lucid Not vulnerable

maverick Does not exist

natty Does not exist

oneiric Does not exist

precise Does not exist

quantal Does not exist

upstream Needs triage

ruby1.9.1
Launchpad, Ubuntu, Debian
hardy Does not exist

lucid Not vulnerable

natty Not vulnerable

oneiric Not vulnerable

precise Not vulnerable

quantal Not vulnerable

upstream Not vulnerable