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OpenAdvisories
Unscored USN-3758-1 5 CVEs

libx11 vulnerabilities

Published Aug 30, 2018 · Updated Apr 22, 2026

Summary

Tobias Stoeckmann discovered that libx11 incorrectly handled certain images.
An attacker could possibly use this issue to access sensitive information
(CVE-2016-7942)

Tobias Stoeckmann discovered that libx11 incorrectly handled certain inputs.
An attacker could possibly use this issue to access sensitive information.
(CVE-2016-7943)

It was discovered that libx11 incorrectly handled certain inputs.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2018-14598, CVE-2018-14599, CVE-2018-14600)

Fixed packages 3

ReleasePackageFixed in
Ubuntu · 14.04 LTS 14.04:LTS libx11 2:1.6.2-1ubuntu2.1
Ubuntu · 16.04 LTS 16.04:LTS libx11 2:1.6.3-1ubuntu2.1
Ubuntu · 18.04 LTS 18.04:LTS libx11 2:1.6.4-3ubuntu0.1

Vulnerabilities 5

References

  • report
    https://ubuntu.com/security/CVE-2016-7942
  • report
    https://ubuntu.com/security/CVE-2016-7943
  • report
    https://ubuntu.com/security/CVE-2018-14598
  • report
    https://ubuntu.com/security/CVE-2018-14599
  • report
    https://ubuntu.com/security/CVE-2018-14600