{"id":"USN-5651-2","summary":"strongswan vulnerability","details":"USN-5651-1 fixed a vulnerability in strongSwan. This update provides\nthe corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.\n\nOriginal advisory details:\n\n Lahav Schlesinger discovered that strongSwan incorrectly handled certain OCSP URIs and\n and CRL distribution points (CDP) in certificates. A remote attacker could\n possibly use this issue to initiate IKE_SAs and send crafted certificates\n that contain URIs pointing to servers under their control, which can lead\n to a denial-of-service attack.\n","modified":"2026-02-10T04:42:47Z","published":"2022-10-03T19:18:27Z","related":["UBUNTU-CVE-2022-40617"],"upstream":["CVE-2022-40617","UBUNTU-CVE-2022-40617"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5651-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-40617"}],"affected":[{"package":{"name":"strongswan","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/strongswan@5.1.2-0ubuntu2.11+esm3?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.1.2-0ubuntu2.11+esm3"}]}],"versions":["4.6.4-9","5.1.0-2","5.1.0-3","5.1.1-0ubuntu1","5.1.1-0ubuntu2","5.1.1-0ubuntu3","5.1.1-0ubuntu4","5.1.1-0ubuntu5","5.1.1-0ubuntu7","5.1.1-0ubuntu14","5.1.1-0ubuntu17","5.1.2~dr3+git20130120-0ubuntu2","5.1.2~dr3+git20130120-0ubuntu3","5.1.2~rc1-0ubuntu3","5.1.2~rc1-0ubuntu4","5.1.2~rc2-0ubuntu2","5.1.2-0ubuntu1","5.1.2-0ubuntu2","5.1.2-0ubuntu2.2","5.1.2-0ubuntu2.3","5.1.2-0ubuntu2.4","5.1.2-0ubuntu2.5","5.1.2-0ubuntu2.6","5.1.2-0ubuntu2.7","5.1.2-0ubuntu2.8","5.1.2-0ubuntu2.10","5.1.2-0ubuntu2.11","5.1.2-0ubuntu2.11+esm1","5.1.2-0ubuntu2.11+esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"libstrongswan","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-ike","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-ikev1","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-ikev2","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-nm","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-af-alg","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-agent","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-attr-sql","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-certexpire","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-coupling","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-curl","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-dhcp","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-dnscert","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-dnskey","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-duplicheck","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-eap-aka","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-eap-aka-3gpp2","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-eap-dynamic","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-eap-gtc","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-eap-md5","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-eap-mschapv2","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-eap-peap","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-eap-radius","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-eap-sim","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-eap-sim-file","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-eap-sim-pcsc","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-eap-simaka-pseudonym","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-eap-simaka-reauth","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-eap-simaka-sql","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-eap-tls","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-eap-tnc","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-eap-ttls","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-error-notify","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-farp","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-fips-prf","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-gcrypt","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-gmp","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-ipseckey","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-kernel-libipsec","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-ldap","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-led","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-load-tester","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-plugin-lookip","binary_version":"5.1.2-0ubuntu2.11+esm3"},{"binary_name":"strongswan-p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