All Vulnerability Reports

USN-5478-1: util-linux vulnerability

Severity

Low

Vendor

VMware Tanzu

Versions Affected

• Canonical Ubuntu 16.04

Description

Christian Moch and Michael Gruhn discovered that the libblkid library of util-linux did not properly manage memory under certain circumstances. A local attacker could possibly use this issue to cause denial of service by consuming all memory through a specially crafted MSDOS partition table. Update Instructions: Run `sudo ua fix USN-5478-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libfdisk-dev - 2.27.1-6ubuntu3.10+esm2 libblkid1 - 2.27.1-6ubuntu3.10+esm2 libmount-dev - 2.27.1-6ubuntu3.10+esm2 mount - 2.27.1-6ubuntu3.10+esm2 libblkid-dev - 2.27.1-6ubuntu3.10+esm2 util-linux-locales - 2.27.1-6ubuntu3.10+esm2 libuuid1 - 2.27.1-6ubuntu3.10+esm2 libmount1 - 2.27.1-6ubuntu3.10+esm2 libsmartcols-dev - 2.27.1-6ubuntu3.10+esm2 uuid-dev - 2.27.1-6ubuntu3.10+esm2 libsmartcols1 - 2.27.1-6ubuntu3.10+esm2 uuid-runtime - 2.27.1-6ubuntu3.10+esm2 util-linux - 2.27.1-6ubuntu3.10+esm2 libfdisk1 - 2.27.1-6ubuntu3.10+esm2 Available with UA Infra or UA Desktop: https://ubuntu.com/advantage bsdutils - 1:2.27.1-6ubuntu3.10+esm2 Available with UA Infra or UA Desktop: https://ubuntu.com/advantage

CVEs contained in this USN include: CVE-2016-5011

Affected VMware Products and Versions

Severity is low unless otherwise noted.

• Tanzu Greenplum for Kubernetes
  • All versions prior to 2.0.0

• Isolation Segment
  • 2.7.x versions with Xenial Stemcells prior to 456.274
  • 2.8.x versions with Xenial Stemcells prior to 621.252
  • 2.9.x versions with Xenial Stemcells prior to 621.252
  • 2.10.x versions with Xenial Stemcells prior to 621.252
  • 2.11.x versions with Xenial Stemcells prior to 621.252
  • 2.12.x versions with Xenial Stemcells prior to 621.252

• Operations Manager
  • 2.9.x versions prior to 2.9.41
  • 2.10.x versions prior to 2.10.44

• VMware Tanzu Application Service for VMs
  • 2.7.x versions with Xenial Stemcells prior to 456.274
  • 2.8.x versions with Xenial Stemcells prior to 621.252
  • 2.9.x versions with Xenial Stemcells prior to 621.252
  • 2.10.x versions with Xenial Stemcells prior to 621.252
  • 2.11.x versions with Xenial Stemcells prior to 621.252
  • 2.12.x versions with Xenial Stemcells prior to 621.252

Mitigation

Users of affected products are strongly encouraged to follow the mitigation below. On the Tanzu Network product page for each release, check the Depends On section and/or Release Notes for this information. Releases that have fixed this issue include:

• Tanzu Greenplum for Kubernetes
  • 2.0.0

• Isolation Segment
  • 2.7.x: Upgrade Xenial Stemcells to 456.274 or greater
  • 2.8.x: Upgrade Xenial Stemcells to 621.252 or greater
  • 2.9.x: Upgrade Xenial Stemcells to 621.252 or greater
  • 2.10.x: Upgrade Xenial Stemcells to 621.252 or greater
  • 2.11.x: Upgrade Xenial Stemcells to 621.252 or greater
  • 2.12.x: Upgrade Xenial Stemcells to 621.252 or greater

• Operations Manager
  • 2.9.41
  • 2.10.44

• VMware Tanzu Application Service for VMs
  • 2.7.x: Upgrade Xenial Stemcells to 456.274 or greater
  • 2.8.x: Upgrade Xenial Stemcells to 621.252 or greater
  • 2.9.x: Upgrade Xenial Stemcells to 621.252 or greater
  • 2.10.x: Upgrade Xenial Stemcells to 621.252 or greater
  • 2.11.x: Upgrade Xenial Stemcells to 621.252 or greater
  • 2.12.x: Upgrade Xenial Stemcells to 621.252 or greater

References

• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5011
• https://ubuntu.com/security/notices/USN-5478-1
• https://cloudfoundry.org/blog/usn-5478-1

History

2022-07-25: Initial vulnerability report published.