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Security Advisory

USN-4012-1: elfutils vulnerabilities

USN-4012-1: elfutils vulnerabilities




Canonical Ubuntu

Versions Affected

  • Canonical Ubuntu 16.04
  • Canonical Ubuntu 18.04


It was discovered that elfutils incorrectly handled certain malformed files. If a user or automated system were tricked into processing a specially crafted file, elfutils could be made to crash or consume resources, resulting in a denial of service.

CVEs contained in this USN include: CVE-2018-16062, CVE-2018-16402, CVE-2018-16403, CVE-2018-18310, CVE-2018-18520, CVE-2018-18521, CVE-2019-7149, CVE-2019-7150, CVE-2019-7665

Affected Cloud Foundry Products and Versions

Severity is low unless otherwise noted.

  • Cloud Foundry BOSH xenial-stemcells are vulnerable, including:
    • 315.x versions prior to 315.41
    • 250.x versions prior to 250.63
    • 170.x versions prior to 170.82
    • 97.x versions prior to 97.113
    • All other stemcells not listed.
  • All versions of Cloud Foundry cflinuxfs3 prior to 0.99.0


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

  • The Cloud Foundry project recommends upgrading the following BOSH xenial-stemcells:
    • Upgrade 315.x versions to 315.41
    • Upgrade 250.x versions to 250.63
    • Upgrade 170.x versions to 170.82
    • Upgrade 97.x versions to 97.113
    • All other stemcells should be upgraded to the latest version available on
  • The Cloud Foundry project recommends that Cloud Foundry deployments run with cflinuxfs3 version 0.99.0 or later.


Cloud Foundry Foundation Security Team Profile Image

Cloud Foundry Foundation Security Team, AUTHOR