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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2017.2568 OpenStack Nova vulnerabilities 12 October 2017 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: openstack-nova Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Access Privileged Data -- Existing Account Denial of Service -- Existing Account Unauthorised Access -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2016-2140 CVE-2015-8749 CVE-2015-7713 CVE-2015-7548 CVE-2015-5162 CVE-2015-3280 CVE-2015-3241 Reference: ESB-2017.2164 ESB-2017.1059 ESB-2017.0455 ESB-2017.0173 Original Bulletin: http://www.ubuntu.com/usn/usn-3449-1 - --------------------------BEGIN INCLUDED TEXT-------------------- ========================================================================== Ubuntu Security Notice USN-3449-1 October 11, 2017 nova vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - - Ubuntu 14.04 LTS Summary: Several security issues were fixed in OpenStack Nova. Software Description: - - nova: OpenStack Compute cloud infrastructure Details: George Shuklin discovered that OpenStack Nova incorrectly handled the migration process. A remote authenticated user could use this issue to consume resources, resulting in a denial of service. (CVE-2015-3241) George Shuklin and Tushar Patil discovered that OpenStack Nova incorrectly handled deleting instances. A remote authenticated user could use this issue to consume disk resources, resulting in a denial of service. (CVE-2015-3280) It was discovered that OpenStack Nova incorrectly limited qemu-img calls. A remote authenticated user could use this issue to consume resources, resulting in a denial of service. (CVE-2015-5162) Matthew Booth discovered that OpenStack Nova incorrectly handled snapshots. A remote authenticated user could use this issue to read arbitrary files. (CVE-2015-7548) Sreekumar S. and Suntao discovered that OpenStack Nova incorrectly applied security group changes. A remote attacker could possibly use this issue to bypass intended restriction changes by leveraging an instance that was running when the change was made. (CVE-2015-7713) Matt Riedemann discovered that OpenStack Nova incorrectly handled logging. A local attacker could possibly use this issue to obtain sensitive information from log files. (CVE-2015-8749) Matthew Booth discovered that OpenStack Nova incorrectly handled certain qcow2 headers. A remote authenticated user could possibly use this issue to read arbitrary files. (CVE-2016-2140) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 14.04 LTS: python-nova 1:2014.1.5-0ubuntu1.7 In general, a standard system update will make all the necessary changes. References: https://www.ubuntu.com/usn/usn-3449-1 CVE-2015-3241, CVE-2015-3280, CVE-2015-5162, CVE-2015-7548, CVE-2015-7713, CVE-2015-8749, CVE-2016-2140 Package Information: https://launchpad.net/ubuntu/+source/nova/1:2014.1.5-0ubuntu1.7 - --------------------------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. 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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 iQIVAwUBWd7Y1ox+lLeg9Ub1AQjF3g/9ElZmziDB3ADvS9aVbRx57UW/1UkXFdXr gvfje7YHMZtlrIyaA11AO4QWs8KW58L+gjgCsjot37wMuDdDPNYg9yiMl9LJsEis qLXTQ3i/MD1uKA6TxqtBhQpqndNB5pUyRhjr8Mot0Zy8Ga0yjeSiRC4BieUApxvb NTjRzRJZUXKpXkGdMuEi3OjN4MJK+m16tPpOEpB5y2PVBAIRmh0IcYoKsmlHysnj LktTvlNjGzCZVUo478+KfgKCggsZNxRCGF/sqs7PheRE7VIcDt1RFkqVwhulRIRV K1P9MFcji1wLQHQRQObPkFqYrxIM+GnzrxuVUlzrt9AnviVsxnuLtv9I2tOwubNj LpubAaY//3O0chgtSmorSmwhq6PIMiB8fPX9dzamIWm22XBg8cKF+FlTsbWQ4yf2 enyBId66T/OzlnvEp4EnhValwogiA/UH6uQGPD9VJfar9hiUHc6nk25aFGJieIO5 kYSOOJk/RCu69LPtyaf6daASZ7QldQ2ThpzG050mEFLz2aOfKE0tWOwcOS4nwNnm /rn4iHQTTtu7m9gatakVLSF0xhF1diiN1f77U4BlqDRm6bDaa0xv4CeMP6ZvYkJe FxHIl0WSOBEK6Z7m5jYzYH8OGlLzF2PCKRkHBec+JffpziVDMTfTLTDVWv33RNXW dJPPDRgHC7s= =4mZ9 -----END PGP SIGNATURE-----