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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.1606 Systemd vulnerability 28 June 2017 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: systemd Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Denial of Service -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2017-9445 Original Bulletin: http://www.ubuntu.com/usn/usn-3341-1 - --------------------------BEGIN INCLUDED TEXT-------------------- From: Chris Coulson <chris.coulson@canonical.com> Reply-To: Ubuntu Security <security@ubuntu.com> To: ubuntu-security-announce@lists.ubuntu.com Message-ID: <5e37505f-7081-d898-b810-7cdd6dc21fcd@canonical.com> Subject: [USN-3341-1] Systemd vulnerability Ubuntu Security Notice USN-3341-1 June 27, 2017 systemd vulnerability A security issue affects these releases of Ubuntu and its derivatives: - - Ubuntu 17.04 - - Ubuntu 16.10 Summary: systemd-resolved could be made to crash or run programs if it received a specially crafted DNS response. Software Description: - - systemd: system and service manager Details: An out-of-bounds write was discovered in systemd-resolved when handling specially crafted DNS responses. A remote attacker could potentially exploit this to cause a denial of service (daemon crash) or execute arbitrary code. (CVE-2017-9445) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 17.04: systemd 232-21ubuntu5 Ubuntu 16.10: systemd 231-9ubuntu5 In general, a standard system update will make all the necessary changes. References: https://www.ubuntu.com/usn/usn-3341-1 CVE-2017-9445, https://launchpad.net/bugs/1695546 Package Information: https://launchpad.net/ubuntu/+source/systemd/232-21ubuntu5 https://launchpad.net/ubuntu/+source/systemd/231-9ubuntu5 - -----BEGIN PGP SIGNATURE----- iQEcBAEBCAAGBQJZUozAAAoJEGEfvezVlG4P3HwH+wd4aH0RnwQp9GXyG84We5TT aQMUS/PaPopYGfi+W0v4Ai6+XwBwwfgOwJj9kT44J28RSWWvAiLqWurJtt1q5Czy VH/AdTffmHK7/5g1PrKXse70HNRZbn/wZuJBpOreq7JB3f8Y14OKEapJsRgnfu3D hGEeaXBa0PvuR2m4j1JnRwmMyp1mJ7txa8wkFF32Sn81KEEO0m1hJ0jB+DnermV0 J8iVJWBqoYygdZZ4DZt7k8AfAyHG3XKgN75AALhNlIPLop3fftvw90qDF/MbtxCt k/iJ+RZKQAQI+8JbnqOZsVObDjUSdq/Ei/N9Wk7p5zUHIJCFyA0d47ugJnNHD4E= =jDcv - -----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: http://www.auscert.org.au/render.html?cid=1980 =========================================================================== 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 iQIVAwUBWVMH+Ix+lLeg9Ub1AQidEA//YeL2bdx8wSwSsrS9t9ToeJjrOtUcKQKH tHiD3Z0m5N40w13FU4iuWHcQx/IExOE9wtVThg91jSdMpDRlrTrIavN2sIXPf+43 cOog0XdzxdgTG1RhogjAEkHtmTur9H6YagPlaHYHIqJqELH/m3w9U0EZNPBKPA/Q b4rH8HX2QAyW+9CCbG2mILH2BE6LGLQADlyAoV9I/6iAZCS3PhdVX37SKN0v7eLt H3SnMR/8gcMNe5QZUHVvfTnwdV/7i1AmzlVzcVaQt/39DUg5q6bgv+HJLAQ5SQdv Rponus9xhGxQtIOkEdZg6Pe7Ojr1fibnLxpo/ordhLilQ461RBusXNAP9JuYLIcW XOznTGr/AKXKxRP4Mqt3enw1r/X3IrNOCYA10yInooFa8O3DC+DmnEKdBvg1fzRY Qet7PGWLrBgxToOFU0c0RU6zmKin1xu21mgqfy3BPkd/8qQVc7GUvZ2agDvFBlDD I+DKbiCvsnZ8i7T1bKIYl80ZcwPUSaXsXWV8V4QSVGpTgDSz+slcQO/bftQYk93a nRNDOiNUcGLQKmuchd9d7W0qGr5cnaBH4VsmcHKWYzmikhw0j7AK2+h4a0uAIhVk phdDc/2HwIvAtcxXMBLyKqRhdOTqAXmALjw6+LqRxAG6jtPIvkoNq9+YKKrk65uU uUkIH4dvgZ4= =F2x/ -----END PGP SIGNATURE-----