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>> Ubuntu Security Update Fixes IPsec-Tools Denial of Service Vulnerability
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Title : Ubuntu Security Update Fixes IPsec-Tools Denial of Service Vulnerability
VUPEN ID : VUPEN/ADV-2005-2680
CVE ID : CVE-2005-3732
Rated as : Moderate Risk 
Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2005-12-01
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Ubuntu has released updated packages to correct a vulnerability identified in IPsec-Tools. This flaw is due to a NULL pointer dereference in "src/racoon/isakmp_agg.c" when processing malformed IKE (Internet Key Exchange) Phase 1 packets, which could be exploited by remote attackers to cause a denial of service by sending malformed packets to a vulnerable device. For additional information, see : VUPEN/ADV-2005-2521
Affected Products
Ubuntu 4.10
Ubuntu 5.04
Ubuntu 5.10
Solution
Upgrade the affected package to version 0.3.3-1ubuntu0.2 (for Ubuntu 4.10), 1:0.5-5ubuntu0.1 (for Ubuntu 5.04), or 1:0.6-1ubuntu1.1 (for Ubuntu 5.10).
References
http://www.vupen.com/english/advisories/2005/2680
http://www.frsirt.com/english/reference/1692
ChangeLog
2005-12-01 : Initial release
Vulnerability Management
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