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Ubuntu Security Notice USN-2747-1

Ubuntu Security Notice USN-2747-1
Posted Sep 28, 2015
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 2747-1 - Dario Weisser discovered that the NVIDIA graphics drivers incorrectly handled certain IOCTL writes. A local attacker could use this issue to possibly gain root privileges.

tags | advisory, local, root
systems | linux, ubuntu
advisories | CVE-2015-5950
SHA-256 | 93ae91f31f2689b548949ab00e6bc3a4f6a00e3221eb6c715a036784028c2edf

Ubuntu Security Notice USN-2747-1

Change Mirror Download
============================================================================
Ubuntu Security Notice USN-2747-1
September 28, 2015

nvidia-graphics-drivers-304, nvidia-graphics-drivers-304-updates,
nvidia-graphics-drivers-340, nvidia-graphics-drivers-340-updates,
nvidia-graphics-drivers-346, nvidia-graphics-drivers-346-updates, jockey
vulnerability
============================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 15.04
- Ubuntu 14.04 LTS
- Ubuntu 12.04 LTS

Summary:

NVIDIA graphics drivers could be made to run programs as an administrator.

Software Description:
- nvidia-graphics-drivers-304: NVIDIA binary X.Org driver
- nvidia-graphics-drivers-304-updates: NVIDIA binary X.Org driver
- nvidia-graphics-drivers-340: NVIDIA binary X.Org driver
- nvidia-graphics-drivers-340-updates: NVIDIA binary X.Org driver
- nvidia-graphics-drivers-346: NVIDIA binary X.Org driver
- nvidia-graphics-drivers-346-updates: NVIDIA binary X.Org driver
- jockey: user interface and desktop integration for driver management

Details:

Dario Weisser discovered that the NVIDIA graphics drivers incorrectly
handled certain IOCTL writes. A local attacker could use this issue to
possibly gain root privileges.

Update instructions:

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

Ubuntu 15.04:
nvidia-304 304.128-0ubuntu0.1
nvidia-304-updates 304.128-0ubuntu0.1
nvidia-340 340.93-0ubuntu0.1
nvidia-340-updates 340.93-0ubuntu0.1
nvidia-346 346.96-0ubuntu0.1
nvidia-346-updates 346.96-0ubuntu0.1

Ubuntu 14.04 LTS:
nvidia-304 304.128-0ubuntu0.0.1
nvidia-304-updates 304.128-0ubuntu0.0.1
nvidia-340 340.93-0ubuntu0.0.1
nvidia-340-updates 340.93-0ubuntu0.0.1
nvidia-346 346.96-0ubuntu0.0.1
nvidia-346-updates 346.96-0ubuntu0.0.1

Ubuntu 12.04 LTS:
jockey-common 0.9.7-0ubuntu7.16
nvidia-304 304.128-0ubuntu0.0.0.1
nvidia-304-updates 304.128-0ubuntu0.0.0.1
nvidia-340 340.93-0ubuntu0.0.0.1
nvidia-340-updates 340.93-0ubuntu0.0.0.1

After a standard system update you need to reboot your computer to make
all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-2747-1
CVE-2015-5950

Package Information:

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-304/304.128-0ubuntu0.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-304-updates/304.128-0ubuntu0.1
https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-340/340.93-0ubuntu0.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-340-updates/340.93-0ubuntu0.1
https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-346/346.96-0ubuntu0.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-346-updates/346.96-0ubuntu0.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-304/304.128-0ubuntu0.0.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-304-updates/304.128-0ubuntu0.0.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-340/340.93-0ubuntu0.0.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-340-updates/340.93-0ubuntu0.0.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-346/346.96-0ubuntu0.0.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-346-updates/346.96-0ubuntu0.0.1
https://launchpad.net/ubuntu/+source/jockey/0.9.7-0ubuntu7.16

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-304/304.128-0ubuntu0.0.0.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-304-updates/304.128-0ubuntu0.0.0.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-340/340.93-0ubuntu0.0.0.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-340-updates/340.93-0ubuntu0.0.0.1
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