Gentoo: GLSA-201309-07: libotr: Arbitrary code execution
Summary
Multiple heap-based buffer overflows are present in the Base64 decoder of libotr.
Resolution
All libotr users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-libs/libotr-3.2.1"
References
[ 1 ] CVE-2012-3461 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3461
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201309-07
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.
![Dist Gentoo](/images/distros/dist-gentoo.png)
Synopsis
A buffer overflow vulnerability in libotr could allow a remote attacker to execute arbitrary code or cause a Denial of Service condition.
Background
libotr is a portable off-the-record messaging library.
Affected Packages
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-libs/libotr < 3.2.1 >= 3.2.1
Impact
===== A remote attacker could send a specially crafted OTR message, resulting in arbitrary code execution with the privileges of the process or a Denial of Service condition.
Workaround
There is no known workaround at this time.