mesa vulnerability

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

* Ubuntu 19.10
* Ubuntu 18.04 LTS

Summary

Mesa could be made to expose sensitive information.

Software Description

* mesa - free implementation of the EGL API

Details

Tim Brown discovered that Mesa incorrectly handled shared memory
permissions. A local attacker could use this issue to obtain and
possibly alter sensitive information belonging to another user.

Update instructions

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

Ubuntu 19.10
libd3dadapter9-mesa - 19.2.8-0ubuntu0~19.10.2
libegl-mesa0 - 19.2.8-0ubuntu0~19.10.2
libegl1-mesa - 19.2.8-0ubuntu0~19.10.2
libgbm1 - 19.2.8-0ubuntu0~19.10.2
libgl1-mesa-dri - 19.2.8-0ubuntu0~19.10.2
libgl1-mesa-glx - 19.2.8-0ubuntu0~19.10.2
libglapi-mesa - 19.2.8-0ubuntu0~19.10.2
libgles2-mesa - 19.2.8-0ubuntu0~19.10.2
libglx-mesa0 - 19.2.8-0ubuntu0~19.10.2
libosmesa6 - 19.2.8-0ubuntu0~19.10.2
libwayland-egl1-mesa - 19.2.8-0ubuntu0~19.10.2
libxatracker2 - 19.2.8-0ubuntu0~19.10.2
mesa-opencl-icd - 19.2.8-0ubuntu0~19.10.2
mesa-va-drivers - 19.2.8-0ubuntu0~19.10.2
mesa-vdpau-drivers - 19.2.8-0ubuntu0~19.10.2
mesa-vulkan-drivers - 19.2.8-0ubuntu0~19.10.2

Ubuntu 18.04 LTS
libd3dadapter9-mesa - 19.2.8-0ubuntu0~18.04.2
libegl-mesa0 - 19.2.8-0ubuntu0~18.04.2
libegl1-mesa - 19.2.8-0ubuntu0~18.04.2
libgbm1 - 19.2.8-0ubuntu0~18.04.2
libgl1-mesa-dri - 19.2.8-0ubuntu0~18.04.2
libgl1-mesa-glx - 19.2.8-0ubuntu0~18.04.2
libglapi-mesa - 19.2.8-0ubuntu0~18.04.2
libgles2-mesa - 19.2.8-0ubuntu0~18.04.2
libglx-mesa0 - 19.2.8-0ubuntu0~18.04.2
libosmesa6 - 19.2.8-0ubuntu0~18.04.2
libwayland-egl1-mesa - 19.2.8-0ubuntu0~18.04.2
libxatracker2 - 19.2.8-0ubuntu0~18.04.2
mesa-opencl-icd - 19.2.8-0ubuntu0~18.04.2
mesa-va-drivers - 19.2.8-0ubuntu0~18.04.2
mesa-vdpau-drivers - 19.2.8-0ubuntu0~18.04.2
mesa-vulkan-drivers - 19.2.8-0ubuntu0~18.04.2

To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.

After a standard system update you need to restart your session to
make all the necessary changes.

References

* CVE-2019-5068

--- Mystic BBS v1.12 A43 (Linux/64)
* Origin: BZ&BZ BBS (21:4/110)