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Gentoo: GLSA-201411-07 Normal: Openswan Denial of Service Exploit

gentoo
Calendar Grey November 23, 2014
Scroller Gentoo
A Gentoo Security Notice concerning Openswan's NULL pointer vulnerability that could facilitate remote attackers to perform a Denial of Service.
A NULL pointer dereference in Openswan may allow remote attackers to cause Denial of Service.

Summary

A NULL pointer dereference has been found in Openswan.

Topics%20covered

Topics Covered

security advisory Gentoo remote exploit NULL pointer Denial of Service normal severity Openswan

Resolution

Gentoo has discontinued support for Openswan. We recommend that usersunmerge Openswan: # emerge --unmerge "net-misc/openswan"
NOTE: The Gentoo developer(s) maintaining Openswan have discontinued support at this time. It may be possible that a new Gentoo developer will update Openswan at a later date. Alternatives packages such as Libreswan and strongSwan are currently available in Gentoo Portage.

References

[ 1 ] CVE-2013-6466 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-6466

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201411-07
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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.

Severity: Normal
Title: Openswan: Denial of Service
Date: November 23, 2014
Bugs: #499870
ID: 201411-07

Topics%20covered

Topics Covered

security advisory Gentoo remote exploit NULL pointer Denial of Service normal severity Openswan

Synopsis

A NULL pointer dereference in Openswan may allow remote attackers to cause Denial of Service.

Background

Openswan is an implementation of IPsec for Linux.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/openswan <= 2.6.39-r1 Vulnerable! ------------------------------------------------------------------- NOTE: Certain packages are still vulnerable. Users should migrate to another package if one is available or wait for the existing packages to be marked stable by their architecture maintainers.

Impact

===== A remote attacker could create a Denial of Service condition.

Workaround

There is no known workaround at this time.