Gentoo: GLSA-201203-13: Openswan: Denial of Service
Summary
Two vulnerabilities have been found in Openswan:
* Improper permissions are used on /var/run/starter.pid and
/var/lock/subsys/ipsec (CVE-2011-2147).
* Openswan contains a use-after-free error in the cryptographic helper
handler (CVE-2011-4073).
Resolution
All Openswan users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/openswan-2.6.37"
NOTE: This is a legacy GLSA. Updates for all affected architectures are
available since November 10, 2011. It is likely that your system is
already no longer affected by this issue.
References
[ 1 ] CVE-2011-2147 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2147 [ 2 ] CVE-2011-4073 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4073
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201203-13
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
Multiple vulnerabilities in Openswan may create a Denial of Service condition.
Background
Openswan is an implementation of IPsec for Linux.
Affected Packages
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/openswan < 2.6.37 >= 2.6.37
Impact
===== A remote authenticated attacker or a local attacker may be able to cause a Denial of Service condition.
Workaround
There is no known workaround at this time.