Gentoo: GLSA-201401-09: Openswan: User-assisted execution of arbitrary code
Summary
A buffer overflow flaw has been discovered in Openswan when using Opportunistic Encryption.
Resolution
All Openswan users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/openswan-2.6.39"
References
[ 1 ] CVE-2013-2053 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-2053
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201401-09
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 vulnerability in Openswan could result in execution of arbitrary code or Denial of Service.
Background
Openswan is an implementation of IPsec for Linux.
Affected Packages
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/openswan < 2.6.39 >= 2.6.39
Impact
===== A remote attacker could send a specially crafted DNS TXT record, 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.