libotr, Pidgin OTR: Remote execution of arbitrary code

libotr, Pidgin OTR: Remote execution of arbitrary code Multiple vulnerabilities have been found in libotr and Pidgin OTR, allowing remote attackers to execute arbitrary code. libotr, pidgin-otr 2017-01-02 2017-01-02 576914 576916 remote 4.1.1 4.1.1 4.0.2 4.0.2

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

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

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.

There is no known workaround at this time.

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"

CVE-2015-8833 CVE-2016-2851 b-man b-man