Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.1518 USN-4935-1: NVIDIA graphics drivers vulnerabilities 5 May 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: NVIDIA graphics drivers Publisher: Ubuntu Operating System: Ubuntu UNIX variants (UNIX, Linux, OSX) Windows Impact/Access: Increased Privileges -- Existing Account Denial of Service -- Existing Account Access Confidential Data -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2021-1077 CVE-2021-1076 Original Bulletin: https://ubuntu.com/security/notices/USN-4935-1 Comment: This advisory references vulnerabilities in products which run on platforms other than Ubuntu. It is recommended that administrators running NVIDIA graphics drivers check for an updated version of the software for their operating system. - --------------------------BEGIN INCLUDED TEXT-------------------- USN-4935-1: NVIDIA graphics drivers vulnerabilities 04 May 2021 Several security issues were fixed in NVIDIA graphics drivers. Releases o Ubuntu 21.04 o Ubuntu 20.10 o Ubuntu 20.04 LTS o Ubuntu 18.04 LTS Packages o nvidia-graphics-drivers-390 - NVIDIA binary X.Org driver o nvidia-graphics-drivers-418-server - NVIDIA Server Driver o nvidia-graphics-drivers-450 - NVIDIA binary X.Org driver o nvidia-graphics-drivers-450-server - NVIDIA Server Driver o nvidia-graphics-drivers-460 - NVIDIA binary X.Org driver o nvidia-graphics-drivers-460-server - NVIDIA Server Driver Details It was discovered that the NVIDIA GPU display driver for the Linux kernel incorrectly performed access control. A local attacker could use this issue to cause a denial of service, expose sensitive information, or escalate privileges. ( CVE-2021-1076 ) It was discovered that the NVIDIA GPU display driver for the Linux kernel incorrectly performed reference counting. A local attacker could use this issue to cause a denial of service. ( CVE-2021-1077 ) Update instructions The problem can be corrected by updating your system to the following package versions: Ubuntu 21.04 o xserver-xorg-video-nvidia-460-server - 460.73.01-0ubuntu1 o xserver-xorg-video-nvidia-418-server - 418.197.02-0ubuntu1 o xserver-xorg-video-nvidia-460 - 460.73.01-0ubuntu1 o xserver-xorg-video-nvidia-450-server - 450.119.03-0ubuntu1 o xserver-xorg-video-nvidia-450 - 450.119.03-0ubuntu1 Ubuntu 20.10 o xserver-xorg-video-nvidia-450 - 450.119.03-0ubuntu0.20.10.1 o xserver-xorg-video-nvidia-460 - 460.73.01-0ubuntu0.20.10.1 o xserver-xorg-video-nvidia-450-server - 450.119.03-0ubuntu0.20.10.1 o xserver-xorg-video-nvidia-390 - 390.143-0ubuntu0.20.10.1 o xserver-xorg-video-nvidia-460-server - 460.73.01-0ubuntu0.20.10.1 o xserver-xorg-video-nvidia-418-server - 418.197.02-0ubuntu0.20.10.1 Ubuntu 20.04 o xserver-xorg-video-nvidia-450 - 450.119.03-0ubuntu0.20.04.1 o xserver-xorg-video-nvidia-460 - 460.73.01-0ubuntu0.20.04.1 o xserver-xorg-video-nvidia-450-server - 450.119.03-0ubuntu0.20.04.1 o xserver-xorg-video-nvidia-390 - 390.143-0ubuntu0.20.04.1 o xserver-xorg-video-nvidia-460-server - 460.73.01-0ubuntu0.20.04.1 o xserver-xorg-video-nvidia-418-server - 418.197.02-0ubuntu0.20.04.1 Ubuntu 18.04 o xserver-xorg-video-nvidia-450 - 450.119.03-0ubuntu0.18.04.1 o xserver-xorg-video-nvidia-460 - 460.73.01-0ubuntu0.18.04.1 o xserver-xorg-video-nvidia-450-server - 450.119.03-0ubuntu0.18.04.1 o xserver-xorg-video-nvidia-390 - 390.143-0ubuntu0.18.04.1 o xserver-xorg-video-nvidia-460-server - 460.73.01-0ubuntu0.18.04.1 o xserver-xorg-video-nvidia-418-server - 418.197.02-0ubuntu0.18.04.1 This update uses a new upstream release, which includes additional bug fixes. After a standard system update you need to reboot your computer to make all the necessary changes. References o CVE-2021-1076 o CVE-2021-1077 - --------------------------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 iQIVAwUBYJHt5ONLKJtyKPYoAQgZQw//Ws7ctyjszxzF2inpEAWSyxvAS+baUehu rTTlgEbHW24A2nASKrtI358QQUGlfQOUoCFubBC3JCAJALJ4l5qQEP+MhNNTra+Z yCbucuzfC7V5wotLbWrx4ZkwdL57o3w5TbjpYoCwcYV2J/56Clvmnrg+T3mSKT0V 82kV/Thbc/EGnls+x4q0r32UTOWcMa20Isx8hE0ANJEjV1pXEywvcud8xPobVWGR GrhTr8kJwraNENBCFjiscTbTPMcqeprF2Eqiib2G7tlptK9/RoqAriutpGMtdtDS +mPj3Rattdg1lh5uoxGMW9fwHJ4mjn2klNXj/he5MZJnLARwgILENR1MvC5VgeS7 3CDwsemQMM/53wRbcnI2NBPmYOX1p0/zcOxRr6ZAdU+6w3UEkdZB67iRJULrQI3z mWk6sPACmasWYh/P/FiwQglj8dhPPqOTH3DsUZmXJhBXurFJLYdq7iEXMIr2gn4r mSjB3qYkVyGD+ur9k3Mb/z9pid7jLddkML9Wl22nX++RgZEMFv3RXvdsATS8CxX/ OWjw78ZeTMimI/Czn3YtmaduPpvI4Gb50Ray//veksYaqZAA2C2PdTjbELOayOIM LJz4CfdEpAwVum8F/VIuSCLe/7kAr818C73Tev4L0ILeFvwYjYEMBUum2Y27WSc/ rfNDn/N9u+s= =v0ot -----END PGP SIGNATURE-----