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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.0630 USN-4741-1: Jackson vulnerabilities 19 February 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Jackson Publisher: Ubuntu Operating System: Ubuntu Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated Denial of Service -- Remote/Unauthenticated Reduced Security -- Remote/Unauthenticated Resolution: Patch/Upgrade CVE Names: CVE-2019-10172 CVE-2017-15095 CVE-2017-7525 CVE-2016-3720 Reference: ESB-2019.1988 ESB-2019.0664 ESB-2019.0037 Original Bulletin: https://ubuntu.com/security/notices/USN-4741-1 - --------------------------BEGIN INCLUDED TEXT-------------------- USN-4741-1: Jackson vulnerabilities 18 February 2021 Jackson could be made to crash if it opened a specially crafted file. Releases o Ubuntu 16.04 LTS Packages o libjackson-json-java - Suite of data-processing tools for Java Details It was discovered that Jackson Databind incorrectly handled deserialization. An attacker could possibly use this issue to execute arbitrary code. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 16.04 o libjackson-json-java - 1.9.2-7ubuntu0.2 In general, a standard system update will make all the necessary changes. References o CVE-2017-15095 o CVE-2017-7525 o CVE-2019-10172 - --------------------------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 iQIVAwUBYC9EJ+NLKJtyKPYoAQgfqQ//eokStBnmZwY2S1gsDKfYRY96KX2Ro4pz fpgqRp+vVzCvB26XzHvvHq9yaSq9XeTNyEUi1ZXbmsEN6U/g1aZ7zq4AxwiwP1HJ /U59+pgq5Q3nnNIzF8z5XWh+G9Ct/I2MNpXUoK7huYuaygYSCAsMYAH0Vcc342oX H20aWMSrPlLFiiVLx9ihU3m/JSV2VOKB7WImbZxfcOui612f/bib79TJBbwy1SUA XM1iZRiSLPSiKhN9npEGLqjjzXGr7SWa4QJhDjsd6HX2tOmUXJIYH7KRWJiOc5H+ x2W1ftT8vJX5aMAMKzwWz9RKPoGXEbuu4Gb2f154IiRHrq80dcngp+Wwq3IwxANg 5yLACx6V61VS9E6rL5UGpbsxkiNs+AvgJVZ2b6uoOdcDJp2oLv7GiLCxGfpAJCmR E3xFBVXqYbqcV+75FOeutomTR3oXOY8UKZcoJhfY7Gt6uW86gHeDwA3ECbHKA9QT +jXb3oVfxihyVkbKixc2tqTcq2FNMjl6qxAHjS8ftAWTGRMB8i4I2wEbBJq3iq+T 0I7CjTr4Eix1cKF8k4m9E8AEEz+k99aMgVVx9vhM1s1QjKjfC9nEC1SHCGHV5sNA O+wZked/Qkctb2q0/4KGzfKaYtjvt9ySYVkJ0oJlXU4/Mr7pW0DcbA9Tvz+UFHAK 8fZVCRfGp0Q= =OjXc -----END PGP SIGNATURE-----