CVE-2011-0188

NameCVE-2011-0188
DescriptionThe VpMemAlloc function in bigdecimal.c in the BigDecimal class in Ruby 1.9.2-p136 and earlier, as used on Apple Mac OS X before 10.6.7 and other platforms, does not properly allocate memory, which allows context-dependent attackers to execute arbitrary code or cause a denial of service (application crash) via vectors involving creation of a large BigDecimal value within a 64-bit process, related to an "integer truncation issue."
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-235-1, DLA-88-1
NVD severitymedium (attack range: remote)
Debian Bugs628450, 628451, 628452

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
ruby1.8 (PTS)wheezy1.8.7.358-7.1+deb7u3fixed
wheezy (security)1.8.7.358-7.1+deb7u4fixed
ruby1.9.1 (PTS)wheezy1.9.3.194-8.1+deb7u5fixed
wheezy (security)1.9.3.194-8.1+deb7u6fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
ruby1.8source(unstable)1.8.7.352-1medium628452
ruby1.8sourcesqueeze1.8.7.302-2squeeze3mediumDLA-88-1
ruby1.9source(unstable)(unfixed)medium628451
ruby1.9.1source(unstable)1.9.2.290-1medium628450
ruby1.9.1sourcesqueeze1.9.2.0-2+deb6u4mediumDLA-235-1

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