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Gentoo Linux: CVE-2009-0790: Openswan: Denial of service

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Gentoo Linux: CVE-2009-0790: Openswan: Denial of service

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
04/01/2009
Created
07/25/2018
Added
10/30/2017
Modified
05/28/2021

Description

The pluto IKE daemon in Openswan and Strongswan IPsec 2.6 before 2.6.21 and 2.4 before 2.4.14, and Strongswan 4.2 before 4.2.14 and 2.8 before 2.8.9, allows remote attackers to cause a denial of service (daemon crash and restart) via a crafted (1) R_U_THERE or (2) R_U_THERE_ACK Dead Peer Detection (DPD) IPsec IKE Notification message that triggers a NULL pointer dereference related to inconsistent ISAKMP state and the lack of a phase2 state association in DPD.

Solution(s)

  • gentoo-linux-upgrade-net-misc-openswan

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