- Vulnerability/
- USN-3786-1
USN-3786-1: libxkbcommon vulnerabilities
First published: Mon Oct 08 2018(Updated: )
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)
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/libxkbcommon-x11-0 | <0.5.0-1ubuntu2.1 | 0.5.0-1ubuntu2.1 |
| Ubuntu OpenSSH Client | =16.04 | |
| All of | ||
| ubuntu/libxkbcommon0 | <0.5.0-1ubuntu2.1 | 0.5.0-1ubuntu2.1 |
| Ubuntu OpenSSH Client | =16.04 | |
| All of | ||
| ubuntu/libxkbcommon-x11-0 | <0.4.1-0ubuntu1.1 | 0.4.1-0ubuntu1.1 |
| Ubuntu OpenSSH Client | =14.04 | |
| All of | ||
| ubuntu/libxkbcommon0 | <0.4.1-0ubuntu1.1 | 0.4.1-0ubuntu1.1 |
| Ubuntu OpenSSH Client | =14.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2018-15853
- https://ubuntu.com/security/CVE-2018-15854
- https://ubuntu.com/security/CVE-2018-15855
- https://ubuntu.com/security/CVE-2018-15856
- https://ubuntu.com/security/CVE-2018-15857
- https://ubuntu.com/security/CVE-2018-15858
- https://ubuntu.com/security/CVE-2018-15859
- https://ubuntu.com/security/CVE-2018-15861
- https://ubuntu.com/security/CVE-2018-15862
- https://ubuntu.com/security/CVE-2018-15863
- https://ubuntu.com/security/CVE-2018-15864
- https://ubuntu.com/security/notices/USN-3786-2
- https://launchpad.net/ubuntu/+source/libxkbcommon/0.5.0-1ubuntu2.1
- https://launchpad.net/ubuntu/+source/libxkbcommon/0.4.1-0ubuntu1.1
- https://ubuntu.com/security/notices/USN-3786-1 (Advisory)
Child vulnerabilities
(Contains the following vulnerabilities)
Frequently Asked Questions
What is the severity of USN-3786-1?
The severity of USN-3786-1 is classified as a denial of service vulnerability.
How do I fix USN-3786-1?
To fix USN-3786-1, you need to update the libxkbcommon package to the latest version specified in the advisory.
Which versions of Ubuntu are affected by USN-3786-1?
USN-3786-1 affects Ubuntu 16.04 and Ubuntu 14.04 installations with specific versions of libxkbcommon.
Can USN-3786-1 be exploited remotely?
Yes, an attacker could exploit USN-3786-1 to cause a denial of service from a remote location.
What software packages are identified in USN-3786-1?
USN-3786-1 identifies libxkbcommon0 and libxkbcommon-x11-0 as the vulnerable packages.
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- source/Ubuntu
- anchor-related/USN-3786-2
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- version/ubuntu openssh client/16.04
- version/ubuntu openssh client/14.04