USN-4274-1: libxml2 vulnerabilities

23707

10 February 2020

10 February 2020

CLOSED

MEDIUM

CVE-2019-19956,CVE-2020-7595

Severity

Medium

Vendor

Canonical Ubuntu

Versions Affected

  • Canonical Ubuntu 14.04
  • Canonical Ubuntu 16.04
  • Canonical Ubuntu 18.04

Description

It was discovered that libxml2 incorrectly handled certain XML files. An attacker could possibly use this issue to cause a denial of service. (CVE-2019-19956, CVE-2020-7595)

CVEs contained in this USN include: CVE-2019-19956, CVE-2020-7595

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

Vulnerable Cloud Foundry components individually listed here.

Impacted stemcells may be updated independently of upgrading Pivotal Application Service or PCF Isolation Segment.

  • Operations Manager
    • 2.5.x versions prior to 2.5.30
    • 2.6.x versions prior to 2.6.23
    • 2.7.x versions prior to 2.7.13
    • 2.8.x versions prior to 2.8.4
  • Pivotal Application Service (PAS)
    • 2.6.x versions prior to 2.6.16
    • 2.7.x versions prior to 2.7.10
    • 2.8.x versions prior to 2.8.4
  • Pivotal Greenplum for Kubernetes
    • All versions prior to 1.12.0
  • Pivotal Isolation Segment
    • 2.6.x versions prior to 2.6.15
    • 2.7.x versions prior to 2.7.10
    • 2.8.x versions prior to 2.8.4
  • Pivotal Platform Automation
    • 3.0.x versions prior to 3.0.18
    • 4.0.x versions prior to 4.0.11
    • 4.1.x versions prior to 4.1.11
    • 4.2.x versions prior to 4.2.6

Mitigation

Users of affected products are strongly encouraged to follow the mitigation below. The Cloud Foundry security team recommends upgrading the affected OSS components listed here if applicable. Upgrade Pivotal products that use earlier versions of CF components to new Pivotal releases using new versions linked above. On the Pivotal 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:
  • Operations Manager
    • 2.5.30
    • 2.6.23
    • 2.7.13
    • 2.8.4
  • Pivotal Application Service (PAS)
    • 2.6.16
    • 2.7.10
    • 2.8.4
  • Pivotal Greenplum for Kubernetes
    • 1.12.0
  • Pivotal Isolation Segment
    • 2.6.15
    • 2.7.10
    • 2.8.4
  • Pivotal Platform Automation
    • 3.0.18
    • 4.0.11
    • 4.1.11
    • 4.2.6

References

History

2020-02-10: Initial vulnerability report published.