A vulnerability in Openswan could result in execution of arbitrary code or Denial of Service.
|Package||net-misc/openswan on all architectures|
|Affected versions||< 2.6.39|
|Unaffected versions||>= 2.6.39|
Openswan is an implementation of IPsec for Linux.
A buffer overflow flaw has been discovered in Openswan when using Opportunistic Encryption.
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.
There is no known workaround at this time.
All Openswan users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/openswan-2.6.39"
January 18, 2014
January 18, 2014: 1