USN-4935-1: NVIDIA graphics drivers vulnerabilities

4 May 2021

Several security issues were fixed in NVIDIA graphics drivers.

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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)

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 21.04
Ubuntu 20.10
Ubuntu 20.04
Ubuntu 18.04

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

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