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Gentoo: GLSA-201701-10 Normal: Pidgin OTR Remote Code Execution

gentoo
Calendar Grey January 2, 2017
Dist Gentoo Esm H88
Several security flaws in libotr and Pidgin OTR facilitate the possibility of remote code execution. Ensure you update promptly to safeguard your system!
Multiple vulnerabilities have been found in libotr and Pidgin OTR, allowing remote attackers to execute arbitrary code.

Summary

Multiple vulnerabilities exist in both libotr and Pidgin OTR. Please review the CVE identifiers for more information.

Topics%20covered

Topics Covered

security advisory gentoo software update remote code execution normal severity libotr pidgin otr

Resolution

All libotr users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-libs/libotr-4.1.1"
All Pidgin OTR users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=x11-plugins/pidgin-otr-4.0.2"

References

[ 1 ] CVE-2015-8833 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8833 [ 2 ] CVE-2016-2851 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-2851

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201701-10
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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: Normal
Title: libotr, Pidgin OTR: Remote execution of arbitrary code
Date: January 02, 2017
Bugs: #576914, #576916
ID: 201701-10

Topics%20covered

Topics Covered

security advisory gentoo software update remote code execution normal severity libotr pidgin otr

Synopsis

Multiple vulnerabilities have been found in libotr and Pidgin OTR, allowing remote attackers to execute arbitrary code.

Background

Pidgin Off-the-Record (OTR) messaging allows you to have private conversations over instant messaging. libotr is a portable off-the-record messaging library.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-libs/libotr < 4.1.1 >= 4.1.1 2 x11-plugins/pidgin-otr < 4.0.2 >= 4.0.2 ------------------------------------------------------------------- 2 affected packages

Impact

===== A remote attacker could send a specially crafted message, possibly resulting in the execution of arbitrary code with the privileges of the process, or cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

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