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Gentoo: GLSA-202303-01 Important: XYZ Library Security Flaw

gentoo
Calendar Grey July 9, 2012
Dist Gentoo Esm H88
Memory corruption in ChaSen permits remote execution of unauthorized commands on Gentoo installations. Update to the most recent version.
A buffer overflow vulnerability in ChaSen could result in the execution of arbitrary code.

Summary

An error in chalib.c of ChaSen could cause a buffer overflow.

Topics%20covered

Topics Covered

security advisory gentoo buffer overflow remote access arbitrary code execution normal severity ChaSen

Resolution

All ChaSen users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=app-text/chasen-2.4.4-r2"

References

[ 1 ] CVE-2011-4000 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4000

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201207-03
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Concerns

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

Severity
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Severity: Normal
Title: ChaSen: User-assisted execution of arbitrary code
Date: July 09, 2012
Bugs: #390769
ID: 201207-03

Topics%20covered

Topics Covered

security advisory gentoo buffer overflow remote access arbitrary code execution normal severity ChaSen

Synopsis

A buffer overflow vulnerability in ChaSen could result in the execution of arbitrary code.

Background

ChaSen is a Japanese morphological analysis system.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-text/chasen < 2.4.4-r2 >= 2.4.4-r2

Impact

===== A remote attacker could entice a user to open a specially crafted text file using ChaSen or an application using the ChaSen libraries, possibly resulting in execution of arbitrary code with the privileges of the process or a Denial of Service condition.

Workaround

There is no known workaround at this time.

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