CVE-2018-15854
5.5 · MEDIUMOverview
CVE-2018-15854 is a medium-severity vulnerability affecting xkbcommon_project xkbcommon. It was published on August 25, 2018 and has a CVSS 3.0 base score of 5.5 (MEDIUM).
This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
Unchecked NULL pointer usage in xkbcommon before 0.8.1 could be used by local attackers to crash (NULL pointer dereference) the xkbcommon parser by supplying a crafted keymap file, because geometry tokens were desupported incorrectly.
Remediation
Check the references section for vendor advisories and patches from xkbcommon_project. Update xkbcommon to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| xkbcommon_project | xkbcommon | >= 0, < 0.8.1 | Affected |
References
Frequently Asked Questions
What is CVE-2018-15854?
CVE-2018-15854 is a medium-severity vulnerability affecting xkbcommon_project xkbcommon. It was published on August 25, 2018 and has a CVSS 3.0 base score of 5.5 (MEDIUM).
How severe is CVE-2018-15854?
This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2018-15854?
Check the references section for vendor advisories and patches from xkbcommon_project. Update xkbcommon to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2018-15854?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-15854 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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