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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.1905 USN-3994-1: gnome-desktop vulnerability 28 May 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: gnome-desktop Publisher: Ubuntu Operating System: Ubuntu Linux variants Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Reduced Security -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2019-11460 Original Bulletin: https://usn.ubuntu.com/3994-1/ Comment: This advisory references vulnerabilities in products which run on platforms other than Ubuntu. It is recommended that administrators running gnome-desktop check for an updated version of the software for their operating system. - --------------------------BEGIN INCLUDED TEXT-------------------- USN-3994-1: gnome-desktop vulnerability 27 May 2019 gnome-desktop3 vulnerability A security issue affects these releases of Ubuntu and its derivatives: o Ubuntu 19.04 o Ubuntu 18.10 o Ubuntu 18.04 LTS Summary gnome-desktop could be made to escape the thumbnailer sandbox. Software Description o gnome-desktop3 - Introspection data for GnomeDesktop Details It was discovered that gnome-desktop incorrectly confined thumbnailers. If a user were tricked into downloading a malicious image file, a remote attacker could possibly combine this issue with another vulnerability to escape the sandbox and execute arbitrary code. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 19.04 libgnome-desktop-3-17 - 3.32.1-1ubuntu1.1 Ubuntu 18.10 libgnome-desktop-3-17 - 3.30.1-1ubuntu1.1 Ubuntu 18.04 LTS libgnome-desktop-3-17 - 3.28.2-0ubuntu1.3 To update your system, please follow these instructions: https:// wiki.ubuntu.com/Security/Upgrades . After a standard system update you need to restart your session to make all the necessary changes. References o CVE-2019-11460 - --------------------------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 iQIVAwUBXOxhyWaOgq3Tt24GAQiddxAA0ur1VSPE4UVhx3rIySUCRG79+F3tMeGf gs51VI04mUUfAKD01Htd2a0Q01VKLTApZiFgnCUbNycBPahv2w68Y24uL5BdkvEf Bt5LPlaDMMZZJqba72qjZ456z16GfO30sTT1qGWmmtgJDgxXwBTjyfBxdlr0p/S5 B51im43egZEH1hvnl7TEI7VpzgGOQ550ZxKxGwc9B+JcRVKU8ZgN1GBXORygC7FO /uLrj3+WxfNJ2opp006W3C9NDV9rY8wZFuFetXKTLGy4f6dZ+Rv2FWGyDNCfZDvy +fznt9Jo23sqMDx8Q/28SILCfaH+P9Fg3lFr0ArsdmU8/Rp0e4x7/l4Kc8YBESqe cgOQUshEz+/v+19lauxePLxrsB1tLjoZaVobyIXfKnzeyI1Ws0EtmxIFy0j0DSCI huVkwa+QzUpIOGSZ0cOw3d+sKtcQ3zRUYh1Y0AffGABmxDVeujyum5UlCyySVcje zRqqK1B9+i/vohR1dARCVQz+U3ZIOeD/yp6Dj44UzAUjevq8D2kC1jghRdKklYa6 y5B7DFlqkTcC9axXij9iZggVdAiqMD29JBP1woReDhfhHF31kCKEMYwc8nFGtDK4 3rRsmYuwGYRDh+1Jyyszn1+jsWFNtF+CbYGDUCtawtOpllrBhy/v22RU/s/XJ4Nx tXpnurh7oZQ= =IHoK -----END PGP SIGNATURE-----