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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.2964 [SECURITY] [DLA 1528-1] strongswan security update 3 October 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: strongswan Publisher: Debian Operating System: Debian GNU/Linux 8 Impact/Access: Denial of Service -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2018-17540 Reference: ESB-2018.2957 Original Bulletin: https://lists.debian.org/debian-lts-announce/2018/10/msg00001.html - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Package : strongswan Version : 5.2.1-6+deb8u8 CVE ID : CVE-2018-17540 It was discovered that there was a denial-of-service vulnerability in strongswan, a virtual private network (VPN) client and server. Verification of an RSA signature with a very short public key caused an integer underflow in a length check that resulted in a heap buffer overflow. For Debian 8 "Jessie", this issue has been fixed in strongswan version 5.2.1-6+deb8u8. We recommend that you upgrade your strongswan packages. Regards, - - -- ,''`. : :' : Chris Lamb `. `'` lamby@debian.org / chris-lamb.co.uk `- - -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEwv5L0nHBObhsUz5GHpU+J9QxHlgFAluzRa4ACgkQHpU+J9Qx Hlj3Lw//elj08ME+zL/RCQyXhiYpQPl1PHyyhWEkm89NVfSBmPV2fY1UNygoz7hf T4Z+iTjUwl24tq3KXVq9yNFJHkJVPPtm7KfT3wsJ14y1hWvTw6mdiY/8749XdRov Bu6HvRZmvJB/lgTJCulSp7vok2lsD6vUFgMDz0s5DBfQZ77pRGBJohciqKfnfnUB Ql8AQnhh+FRYh6un8FGvbC2kDUp3RMbeQgz1QbsJ+Wh75lDjNMt0pDrU1F7cN9Ij FZiUR6/u2cpXnRSvDKuzO5lz4RYmRLaCG/wR6rKyd34e1AbHgXItkViau7IDtzwB 5kJJj41blbKAPzwLjbZUB206JIq1Qt3WdzwsMbUYMlKacr8CCE/si8B3C9CXXOlz FCFVpeqTjgKxbq1SWqTNa6CejU+napLSvXiKXlGagQi90qYPrJSKwMN79ubB+vmD jAHjgmquzrbELLDvFCAMeg/wwSf4U+c1SspLbNoHSSa4L8g5pJg4CiG/a+yhPf78 cdXrOTZqW18/7L86R2sCpQ3GASutcp7aPfJpCPKAOcHj33uaU8L5OUWkxTzT1Tc0 lanbDV47iqysRc/NSibEwGpOKvuLbUO3n/a9BsuhB72P/2Kz2CwXl4HMEEOLFOB0 ZaSBRmV0fVxg2kPzuCKaTO1HnFOlby1d7T4/8ERX+zLy6929x8o= =vqor - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBW7P0pWaOgq3Tt24GAQiMTA/+MmqKVS1X/U0ifYP0rb6gWWQOQcuz+7z6 BKdqU+MNF7TgeTta0Ctj2dsZJw1bT9mIdmUKqO+HPnOQrh3FD/MI96x82TcUCJE4 KlaGg+HJHBEXZbsJ16FVQyKbRobFFSq2tVtd1PY83VlmWCnzshUVm3Xj1Wjbn9CY leMQqmWrU3GzuJZyZaQssKWv7Z0iySVCNaQKIFo+mfb+QU/wy6CSQmXd2oKnv1Va LXchoEn4TlZaSlt/SBU9ngZYf0guoy4u3Kcbi/iHVAb/MQRTgdST/vMmXbq7wO+Z fu5lkYjHYnM/9+4qZBkUH7EwZgBwpR/ok/YsSz65E1KOA/U//UpSvWefigA7lMzv 8kkXWQ6oCI0Kc2ONMTpKT3PcxxTnmcA60O+4yEo6GYrJabLVUYnBdjZJ/xNHzdtL Fbo8O9SyMkjSSApt7eLnR634qi+4ZtUmYXLIebN+bSzgeKKZiCX3xunN+D7+wpq4 VRjbYVL9yJrevNc/yqRJcnPgVDfWEzQQpzSdh4ji4tEWMzEyRN/c3NDuFHDJ3SJV vaCxKLPBCctkTA1CbVmi4xLqskWP1nr4Y6kQMucvX842mY6Do2UZahwfXQr0ZVdv Rp7U3mXm6mfX5hQCTWUYKcqtY7uHy3tufzTlLKdosvLM4TcBtvTIirAFwGtqZ0Qo ORjHtVBE4+8= =Db2+ -----END PGP SIGNATURE-----