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CVE-2009-1957

CVE-2009-1957

EPSS 2.9%
charon/sa/ike_sa.c in the charon daemon in strongSWAN before 4.3.1 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via an invalid IKE_SA_INIT request that triggers "an incomplete state," followed by a CREATE_CHILD_SA request.
Affected products
n/a · n/a

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References
http://download.strongswan.org/CHANGES4.txthttp://download.strongswan.org/patches/03_invalid_ike_state_patch/strongswan-4.x.x_invalid_ike_state.patchhttp://download.strongswan.org/patches/03_invalid_ike_state_patch/strongswan-4.x.x_invalid_ike_state.readmehttp://lists.opensuse.org/opensuse-security-announce/2009-07/msg00002.htmlhttp://secunia.com/advisories/35296http://secunia.com/advisories/35685http://secunia.com/advisories/36922https://lists.strongswan.org/pipermail/users/2009-May/003457.htmlhttp://www.debian.org/security/2009/dsa-1899http://www.securityfocus.com/bid/35178