Ubuntu Security Update USN-4935-1: NVIDIA graphics drivers vulnerabilities

[LinuxBot]

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)

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