CVE-2018-15859: Null Pointer Dereference
First published: Sat Aug 25 2018(Updated: )
Last updated 24 July 2024
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/libxkbcommon | <0.8.2 | 0.8.2 |
| debian/libxkbcommon | 1.0.3-2 1.5.0-1 1.6.0-1 | |
| libxkbcommon-dev | <=0.8.1 | |
| dbus-common | <=0.8.1 | |
| Ubuntu Linux | =14.04 | |
| Ubuntu Linux | =16.04 | |
| Ubuntu Linux | =18.04 | |
| Ubuntu Libxkbcommon0 | <=0.8.1 | |
| Ubuntu | =14.04 | |
| Ubuntu | =16.04 | |
| Ubuntu | =18.04 |
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Reference Links
- https://access.redhat.com/errata/RHSA-2019:2079
- https://github.com/xkbcommon/libxkbcommon/commit/bb4909d2d8fa6b08155e449986a478101e2b2634
- https://lists.freedesktop.org/archives/wayland-devel/2018-August/039243.html
- https://security.gentoo.org/glsa/201810-05
- https://usn.ubuntu.com/3786-1/
- https://usn.ubuntu.com/3786-2/
- https://launchpad.net/bugs/cve/CVE-2018-15859
- https://access.redhat.com/security/cve/cve-2018-15859
- https://bugzilla.redhat.com/show_bug.cgi?id=1623026
- https://security-tracker.debian.org/tracker/CVE-2018-15859
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-15859
- https://nvd.nist.gov/vuln/detail/CVE-2018-15859
- https://ubuntu.com/security/CVE-2018-15859
Frequently Asked Questions
What is the severity of CVE-2018-15859?
CVE-2018-15859 has a moderate severity level due to potential NULL pointer dereference leading to application crashes.
How do I fix CVE-2018-15859?
To mitigate CVE-2018-15859, upgrade to libxkbcommon version 0.8.2 or later.
Who is affected by CVE-2018-15859?
CVE-2018-15859 affects users of libxkbcommon versions prior to 0.8.2, particularly those on Ubuntu and Debian-based systems.
What type of attack does CVE-2018-15859 allow?
CVE-2018-15859 allows local attackers to crash the xkbcommon parser by supplying crafted keymap files.
Is CVE-2018-15859 a local or remote attack vulnerability?
CVE-2018-15859 is classified as a local attack vulnerability, requiring local access to exploit.
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