The IPsec implementation in Linux kernel before 2.6.25 allows remote routers to cause a denial of service (crash) via a fragmented ESP packet in which the first fragment does not contain the entire ESP header and IV.
lists.opensuse.org/opensuse-security-announce/2008-06/msg00006.html
lists.opensuse.org/opensuse-security-announce/2008-07/msg00000.html
lists.opensuse.org/opensuse-security-announce/2008-07/msg00002.html
marc.info/?l=linux-netdev&m=120372380411259&w=2
secunia.com/advisories/30112
secunia.com/advisories/30294
secunia.com/advisories/30818
secunia.com/advisories/30890
secunia.com/advisories/30962
secunia.com/advisories/31107
secunia.com/advisories/31551
secunia.com/advisories/31628
www.debian.org/security/2008/dsa-1630
www.redhat.com/support/errata/RHSA-2008-0237.html
www.redhat.com/support/errata/RHSA-2008-0275.html
www.redhat.com/support/errata/RHSA-2008-0585.html
www.securityfocus.com/bid/29081
www.ubuntu.com/usn/usn-625-1
bugzilla.redhat.com/show_bug.cgi?id=404291
exchange.xforce.ibmcloud.com/vulnerabilities/42276
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10549