Ubuntu 4271-1: Mesa vulnerability

    Date 06 Feb 2020
    125
    Posted By LinuxSecurity Advisories
    Mesa could be made to expose sensitive information.
    ==========================================================================
    Ubuntu Security Notice USN-4271-1
    February 06, 2020
    
    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
    
    After a standard system update you need to restart your session to make
    all the necessary changes.
    
    References:
      https://usn.ubuntu.com/4271-1
      CVE-2019-5068
    
    Package Information:
      https://launchpad.net/ubuntu/+source/mesa/19.2.8-0ubuntu0~19.10.2
      https://launchpad.net/ubuntu/+source/mesa/19.2.8-0ubuntu0~18.04.2
    
    

    LinuxSecurity Poll

    How do you feel about the elimination of the terms 'blacklist' and 'slave' from the Linux kernel?

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    32
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    [{"id":"112","title":"I strongly support this change - racially charged language should not be used in the code and documentation of the kernel and other open-source projects.","votes":"3","type":"x","order":"1","pct":42.86,"resources":[]},{"id":"113","title":"I'm indifferent - this small change will not affect broader issues of racial insensitivity and white privilege.","votes":"2","type":"x","order":"2","pct":28.57,"resources":[]},{"id":"114","title":"I'm opposed to this change - there is no need to change language that has been used for years. It doesn't make sense for people to take offense to terminology used in community projects.","votes":"2","type":"x","order":"3","pct":28.57,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350
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