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openswan: IKE invalid key length allows remote unauthenticated user to crash openswan

🗓️ 05 Oct 2011 20:12:00Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 1 Views

Openswan 2.6.29 to 2.6.35 allows remote denial of service via invalid key length in ISAKMP, causing null pointer dereference and daemon crash.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux6i686openswan0:2.6.32-4.el6_1.2openswan-0:2.6.32-4.el6_1.2.i686.rpm
Red Hat Enterprise Linux6ppc64openswan0:2.6.32-4.el6_1.2openswan-0:2.6.32-4.el6_1.2.ppc64.rpm
Red Hat Enterprise Linux6s390xopenswan0:2.6.32-4.el6_1.2openswan-0:2.6.32-4.el6_1.2.s390x.rpm
Red Hat Enterprise Linux6x86_64openswan0:2.6.32-4.el6_1.2openswan-0:2.6.32-4.el6_1.2.x86_64.rpm
Red Hat Enterprise Linux6i686openswan-debuginfo0:2.6.32-4.el6_1.2openswan-debuginfo-0:2.6.32-4.el6_1.2.i686.rpm
Red Hat Enterprise Linux6ppc64openswan-debuginfo0:2.6.32-4.el6_1.2openswan-debuginfo-0:2.6.32-4.el6_1.2.ppc64.rpm
Red Hat Enterprise Linux6s390xopenswan-debuginfo0:2.6.32-4.el6_1.2openswan-debuginfo-0:2.6.32-4.el6_1.2.s390x.rpm
Red Hat Enterprise Linux6x86_64openswan-debuginfo0:2.6.32-4.el6_1.2openswan-debuginfo-0:2.6.32-4.el6_1.2.x86_64.rpm
Red Hat Enterprise Linux6i686openswan-doc0:2.6.32-4.el6_1.2openswan-doc-0:2.6.32-4.el6_1.2.i686.rpm
Red Hat Enterprise Linux6ppc64openswan-doc0:2.6.32-4.el6_1.2openswan-doc-0:2.6.32-4.el6_1.2.ppc64.rpm
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21 Nov 2025 17:39Current
5.9Medium risk
Vulners AI Score5.9
CVSS 25
EPSS0.00535
1