Test ID:	1.3.6.1.4.1.25623.1.0.844795
Category:	Ubuntu Local Security Checks
Title:	Ubuntu: Security Advisory (USN-4689-3)
Summary:	The remote host is missing an update for the 'nvidia-graphics-drivers-418-server, nvidia-graphics-drivers-450-server' package(s) announced via the USN-4689-3 advisory.
Description:	Summary: The remote host is missing an update for the 'nvidia-graphics-drivers-418-server, nvidia-graphics-drivers-450-server' package(s) announced via the USN-4689-3 advisory. Vulnerability Insight: It was discovered that the NVIDIA GPU display driver for the Linux kernel contained a vulnerability that allowed user-mode clients to access legacy privileged APIs. A local attacker could use this to cause a denial of service or escalate privileges. (CVE-2021-1052) It was discovered that the NVIDIA GPU display driver for the Linux kernel did not properly validate a pointer received from userspace in some situations. A local attacker could use this to cause a denial of service. (CVE-2021-1053) Xinyuan Lyu discovered that the NVIDIA GPU display driver for the Linux kernel did not properly restrict device-level GPU isolation. A local attacker could use this to cause a denial of service or possibly expose sensitive information. (CVE-2021-1056) Affected Software/OS: 'nvidia-graphics-drivers-418-server, nvidia-graphics-drivers-450-server' package(s) on Ubuntu 18.04, Ubuntu 20.04, Ubuntu 20.10. Solution: Please install the updated package(s). CVSS Score: 7.2 CVSS Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
Cross-Ref:	Common Vulnerability Exposure (CVE) ID: CVE-2021-1052 https://nvidia.custhelp.com/app/answers/detail/a_id/5142 https://security.gentoo.org/glsa/202310-02 Common Vulnerability Exposure (CVE) ID: CVE-2021-1053
Copyright	Copyright (C) 2021 Greenbone AG

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