Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.1574 USN-3966-1: GNOME Shell vulnerability 7 May 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: gnome-shell Publisher: Ubuntu Operating System: Ubuntu Linux variants Impact/Access: Unauthorised Access -- Console/Physical Resolution: Patch/Upgrade CVE Names: CVE-2019-3820 Original Bulletin: https://usn.ubuntu.com/3966-1/ Comment: This advisory references vulnerabilities in products which run on platforms other than Ubuntu. It is recommended that administrators running gnome-shell check for an updated version of the software for their operating system. - --------------------------BEGIN INCLUDED TEXT-------------------- USN-3966-1: GNOME Shell vulnerability 6 May 2019 gnome-shell vulnerability A security issue affects these releases of Ubuntu and its derivatives: o Ubuntu 18.10 o Ubuntu 18.04 LTS Summary GNOME Shell could be made to execute keyboard shortcuts and other actions while the workstation was locked. Software Description o gnome-shell - graphical shell for the GNOME desktop Details It was discovered that the GNOME Shell incorrectly handled certain keyboard inputs. An attacker could possibly use this issue to invoke keyboard shortcuts, and potentially other actions while the workstation was locked. Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 18.10 gnome-shell - 3.30.2-0ubuntu1.18.10.2 Ubuntu 18.04 LTS gnome-shell - 3.28.3+git20190124-0ubuntu18.04.2 To update your system, please follow these instructions: https:// wiki.ubuntu.com/Security/Upgrades . After a standard system update you need to reboot your computer to make all the necessary changes. References o CVE-2019-3820 - --------------------------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 iQIVAwUBXNDU8GaOgq3Tt24GAQittRAAvoYkvyi6e/QK7XMPhmpfeDwcdaVEeBuu 39p0zFQIBjofjAyh9PqyxdAQjvGbA9AuTzhemu6JY1e0k7wIsiA5IhMHGrZyrcaa vZplNJcZEeBbDeN4XV9/QYy9zIMXAfgNBdN7PxxjEwHGsgZor0bya2EN4Lef//3P mOtRhuoWRtOHLBdquaAOax9X3OnUCQsexcB51J6UIm/TPQe88WnwYl++HCkCdNIN wHq+hp0wAcryG4XILevgEO6T8FuxFm1RZhhta/nVIA1qcZddd9qzvWAGYsERwqgE BaocUrFmxhNg2UneEJ4LHOaLS6kUoVTcsCob88I1FIO9BYNy0hfDfSlOtmaJuInq cs2fMP2bYzvSHIgXR2qqARaEazG/enkHcwCqSD0oz6ugCwxvCNiCMK2jjJn67aU+ FLYdXsupc5J+6b3dgGvTeGP6/hPlShOIAae3It9NRR2ZRVF9H116VO+0kX1ci/OM CCPnW17wrYE5BYNyfb6zw0o1Uqsv/+EmiAX4jlHPJY2rwpTLJkAc7BsfSccoMcqX i7NPleTUn/vNzuvGZJiUcqM2h2BKjlHf1/AnwSDZqfvEI1qQFGB0qxK02f3PhKx8 rbUSb8Vtj9nT+cdQeOmKz0Tp/tXhjS1q6vk7EVla4nbhExn3dCr+rDEBsh7RAf/d Wh2YXdmVEVU= =Cvcl -----END PGP SIGNATURE-----