USN-4271-1: Mesa vulnerability
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
Source: USN-4271-1: Mesa vulnerability
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