USN-3758-1: libx11 vulnerabilities

By: | September 27, 2018

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USN-3758-1: libx11 vulnerabilities

Severity

Medium

Vendor

Canonical Ubuntu

Versions Affected

  • Canonical Ubuntu 14.04
  • Canonical Ubuntu 18.04

Description

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)

CVEs contained in this USN include: CVE-2016-7942, CVE-2016-7943, CVE-2018-14598, CVE-2018-14599, CVE-2018-14600

Affected Cloud Foundry Products and Versions

Severity is medium unless otherwise noted.

  • All versions of Cloud Foundry cflinuxfs2 prior to 1.235.0
  • All versions of Cloud Foundry cflinuxfs3 prior to 0.18.0

Mitigation

Users of affected products are strongly encouraged to follow one of the mitigations below:

  • The Cloud Foundry project recommends that Cloud Foundry deployments run with cflinuxfs2 version 1.235.0 or later.
  • The Cloud Foundry project recommends that Cloud Foundry deployments run with cflinuxfs3 version 0.18.0 or later.

References

Cloud Foundry Foundation Security Team Profile Image

Cloud Foundry Foundation Security Team, AUTHOR

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