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========================================================================== Ubuntu Security Notice USN-3786-1 October 08, 2018
libxkbcommon vulnerabilities ==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.04 LTS - Ubuntu 14.04 LTS
Summary:
Several security issues were fixed in libxkbcommon.
Software Description: - libxkbcommon: library interface to the XKB compiler - development files
Details:
It was discovered that libxkbcommon incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service. (CVE-2018-15853, CVE-2018-15854, CVE-2018-15855, CVE-2018-15856, CVE-2018-15857, CVE-2018-15858, CVE-2018-15859, CVE-2018-15861, CVE-2018-15862, CVE-2018-15863, CVE-2018-15864)
Update instructions:
The problem can be corrected by updating your system to the following package versions:
Ubuntu 16.04 LTS: libxkbcommon-x11-0 0.5.0-1ubuntu2.1 libxkbcommon0 0.5.0-1ubuntu2.1
Ubuntu 14.04 LTS: libxkbcommon-x11-0 0.4.1-0ubuntu1.1 libxkbcommon0 0.4.1-0ubuntu1.1
In general, a standard system update will make all the necessary changes.
References: https://usn.ubuntu.com/usn/usn-3786-1 CVE-2018-15853, CVE-2018-15854, CVE-2018-15855, CVE-2018-15856, CVE-2018-15857, CVE-2018-15858, CVE-2018-15859, CVE-2018-15861, CVE-2018-15862, CVE-2018-15863, CVE-2018-15864
Package Information: https://launchpad.net/ubuntu/+source/libxkbcommon/0.5.0-1ubuntu2.1 https://launchpad.net/ubuntu/+source/libxkbcommon/0.4.1-0ubuntu1.1 --=-DJXrD08D/eJvnTJpI5ZX Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part Content-Transfer-Encoding: 7bit
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